A member of Araneomorphae belonging to the family Pholcochyroceridae. The specific name is preoccupied Longissipalpus cochlea Wunderlich (2017). Wunderlich (2022) coined a replacement name Longissipalpus aliter.[14]
A spider belonging to the group Palpimanoidea and the family Vetiatoridae. The type species is P. circulus. The paper naming it also uses the spelling of the genus name Praetervetianus; both names refer to the same genus.[14]
A member of the family Tetrablemmidae. The type species is T. penicillus.
Research
Revision of the fossil record of whip spiders is published by Haug & Haug (2021).[23]
Guo, Selden & Ren (2021) describe an adult lagonomegopid female, part of an egg sac and lagonomegopid spiderlings preserved in four pieces of Burmese amber, and interpret this finding as evidence of maternal care in fossil spiders.[24]
An exuvium of a member of the genus Myrmecarchaea is described from the Eocene Cambay amber (India) by Wood, Singh & Grimaldi (2021), representing the first member of the family Archaeidae from Cambay amber reported to date.[25]
An indeterminate deutonymph belonging to the family Sejidae is described by Joharchi, Vorontsov and Walter (2021) from Burmese amber, which represents the oldest record of the parasitiform mite clade Mesostigmata.[26]
A member of Isopoda belonging to the group Cymothoida. The type species is E. madelineae. Bruce & Rodcharoen (2023) considered Electrolana to be a junior synonym of the genus Cirolana, though the authors maintained E. madelineae as a distinct species within the latter genus.[43]
A member of the family Munididae. The type species is "Protomunida" pentacantha Müller & Collins (1991); genus also includes "Eumunida" veronensis Beschin, Busulini & Tessier in Beschin et al. (2019).
A crab belonging to the group Homolodromioidea and the family Prosopidae. The type species is P. thauckei. Announced in 2021 in an online-only journal; validated in 2023.[65]
A study on the anatomy and phylogenetic relationships of the species "Penaeus" natator from the Santonian of Lebanon is published by Audo, Winkler & Charbonnier (2021), who interpret this species as a relative of Pseudodrobna kenngotti from the Late Jurassic of Germany, and transfer it to the genus Pseudodrobna[96]
A study on the anatomy and morphological variation in Beurlenia araripensis, based on data from fossil samples from the Crato Formation (Brazil), is published by Barros et al. (2021).[97]
A study on the anatomy of the eyes of Callichimaera perplexa, and on their growth during the ontogeny of this crab, is published by Jenkins, Briggs & Luque (2021).[98]
A study on the anatomy and phylogenetic relationships of Oxyuropoda is published by Robin et al. (2021), who interpret this arthropod as the oldest known member of the crown group of Peracarida.[99]
Fossil evidence of early colonization of estuarine settings by ostracods is reported from the Silurian Si Ka Formation (Vietnam) by McGairy et al. (2021)[100]
A hurdiid radiodont. The type species is T. gainesi.
Research
A study on the morphologies of frontal appendages and probable modes of feeding of radiodonts from the Burgess Shale is published by De Vivo, Lautenschlager & Vinther (2021).[107]
A member of the family Phacopidae. The type species is A. medius; genus also includes new species A. tchrafinensis, as well as "Phacops" erfoudensis Richter & Richter (1943).
A member of the family Phacopidae. The type species is C. gallica; genus also includes new species C. postera and C. expansa, as well as "Phacops" zofiae Chlupáč (1993).
A member of the family Phacopidae. The type species is G. konradbartzschi; genus also includes new species G. consimilis, and possibly also "Phacops" liopyga Richter (1863).
A member of the family Phacopidae. The type species is O. hexagonalis; genus also includes new species O. postinflexa, and possibly also "Trimerocephaloides" linguiformis Feist et al. (2009).
Hou, Hughes & Hopkins (2021) report structural details of the upper limb branch of Triarthrus eatoni and Olenoides serratus, and interpret their findings as indicating that the upper limb branch of trilobites served a respiratory function.[139]
A study on the morphology of Redlichia rex and Olenoides serratus, aiming to determine whether these trilobites were adapted for durophagy, is published by Bicknell et al. (2021).[140]
A study exploring the existence and the nature of growth gradients along the main body axis of Oryctocarella duyunensis is published by Dai et al (2021), who interpret O. duyunensis as the first trilobite with documented determinate growth.[141]
Description of all meraspid stages of Oryctocarella duyunensis, based on data from specimens from the Cambrian Balang Formation (Hunan, South China), is published by Dai et al. (2021).[142]
A study on the ontogenic moulting sequence of Arthricocephalites xinzhaiheensis, based on data from specimens from the Balang Formation, is published by Wang et al. (2021).[143]
A study on post-embryonic axial growth in Estaingia bilobata is published by Holmes, Paterson & García-Bellido (2021).[144]
A study on the functional performance of Placoparia cambriensis in water is published by Esteve et al. (2021), who interpret their findings as indicating that this trilobite was not able to swim, but it was capable of hopping locomotion, and it might represent a transitional form between benthic animals without swimming skills and animals able to swim near the benthos.[145]
The first known Silurian trilobite specimen preserved with soft parts reported to date (a specimen of Dalmanites preserved with appendages and alimentary system) is described from the Herefordshire Lagerstätte (United Kingdom) by Siveter et al. (2021).[147]
A study on the long-term evolutionary history of Devonian trilobites in North Africa is published by Bault et al. (2021).[148]
Evidence from trace and body fossils indicative of the presence of trilobites in brackish-water settings is presented by Mángano et al. (2021).[150]
A study on the chemical changes in the exoskeleton of trilobites induced by diagenesis, based on data from pygidia of Athabaskia anax from the Miaolingian of San Isidro (Argentina), is published by D'Angelo et al. (2021), is published by D'Angelo et al. (2021), who argue that some morphological characteristics of the trilobite pygidia are in fact results of chemical and structural changes taking place during fossilization, and evaluate possible systematic implications of the chemical data, advising caution when using morphological characteristics of the exoskeletons to establish new taxa.[151]
The study on the internal structures of eyes of trilobites belonging to the genera Asaphus and Archegonus published by Scholtz, Staude & Dunlop (2019)[152] is criticized by Schoenemann & Clarkson (2021).[153][154]
A study on the biomechanics of the trilobite cephalon is published by Esteve et al. (2021), who interpret their findings as indicating that in the sutured trilobites the cephalon was able to withstand greater stresses than in their non-sutured counterparts, and argue that the ability to withstand greater burrowing loads enabled trilobites to successfully invade bioturbated and more consolidated sediments during the Cambrian substrate revolution.[155]
A study on the compound eyes of trilobites belonging to the group Phacopina is published by Schoenemann et al. (2021), who interpret their findings as indicating that these trilobites had hyper-compound eyes hiding an individual compound eye below each of the big lenses, resulting in each of the compound eyes comprising tens or hundreds of small compound eye systems.[156]
A study on the systematics of Devonian trochurine trilobites is published by Van Viersen (2021).[157]
A stem-group euarthropod of uncertain phylogenetic placement, with possible close affinities with either radiodonts or fuxianhuiids. The type species is L. ferox.
Lan et al. (2021) report exquisite preservation of bilaterally symmetric brain in leanchoiliid specimens from the Cambrian Kaili biota (China), and evaluate the implications of these fossils for the knowledge of the evolution of the central nervous system in arthropods.[174]
A study on carapace shape variation and hydrodynamic performance of members of the genus Isoxys is published by Pates et al. (2021), who argue that members of this genus occupied a variety of distinct niches in Cambrian oceans, and some were adapted for vertical movement in the water column.[175]
A study on the composition and microstructure of the carapace of Chuandianella ovata is published by Liu, Fu & Zhang (2021), who interpret their findings as indicating that this arthropod reinforced its carapace with phosphatic mineralization.[176]
A study on the post-embryonic development of Chuandianella ovata is published by Liu, Fu & Zhang (2021).[177]
Braddy & Dunlop (2021) argue that Parioscorpio venator was a cheloniellid-like arthropod with large raptorial appendages.[178]
Partial remains of a member of the genus Arthropleura, representing one of the largest arthropod fossils reported to date and providing new information on the exoskeleton of Arthropleura, are described from the Carboniferous (Serpukhovian) Stainmore Formation (Northumberland, England, United Kingdom) by Davies et al. (2021), who also evaluate the implications of this finding for the knowledge of arthropleurid habitat and factors that enabled the evolution of large body size in arthropleurids.[180]
Revision of the morphological diversity, relationships and taxonomy of Early Triassic thylacocephalans is published by Laville et al. (2021).[181]
Description of new fossil material of Mayrocaris bucculata from the Solnhofen Limestone, providing new information on the anatomy of this thylacocephalan, is published by Laville et al. (2021), who evaluate the implications of these fossils for the knowledge of the body organization and phylogenetic affinities of thylacocephalans.[182]
A study on the morphology and possible intraspecific variability of Sinoburius lunaris is published by Schmidt et al. (2021).[183]
A fossil larva lacking segmentation of the carapace, closely resembling the trilobite protaspis, is described from the Ordovician (Darriwilian) of central Siberia by Dzik (2021), found associated with other skeletal elements of the angarocaridid Girardevia;[184] however, Lerosey-Aubril & Laibl (2021) subsequently interpret this specimen as actually belonging to the trilobite genus Isotelus or a related taxon, and conclude that protaspid larvae represent a developmental trait unique to trilobites.[185][186]
A study on the possible relationships between eurypterid morphology, the ease with which members of this group experienced ecdysis, and longevity of eurypterid species is published by Brandt (2021).[187]
A geometric morphometric analysis of data from eurypterine eurypterid specimens is presented by Bicknell & Amati (2021).[188]
Redescription of Leiopterella tetliei is published by Braddy, Dunlop & Bonsor (2021).[189]
Bicknell, Melzer & Schmidt (2021) reconstruct prosomal appendages of Eurypterus tetragonophthalmus and Pentecopterus decorahensis, model the flexure and extension of these appendages.[190]
A study on the range of motion of prosomal appendages in Megalograptus ohioensis and Mixopterus kiaeri, and on its implications for the knowledge of the likely foraging strategies of these eurypterids, is published by Schmidt et al. (2021).[191]
A specimen of Euproops danae preserving anatomical details of the prosomal musculature is described from the Carboniferous Lawrence Formation (Kansas, United States) by Bicknell et al. (2021).[193]
Redescription and a study on the phylogenetic relationships of Prolimulus woodwardi is published by Lustri, Laibl & Bicknell (2021).[194]
Revision of Sloveniolimulus rudkini, based on data from new fossil material from the Anisian Strelovec Formation (Slovenia), is published by Bicknell et al. (2021).[195]
A study on the anatomy and phylogenetic relationships of Parioscorpio venator is published by Anderson et al. (2021).[196]
General research
A study on the evolution of the arthropod labrum is published by Budd (2021), who reevaluates the morphology of the Cambrian stem-euarthropod Parapeytoia and evaluates its implications for the knowledge of the origin of the labrum.[197]
Liu et al. (2021) report the discovery a previously undetected exite at the base of most appendages of Leanchoilia illecebrosa, as well as morphologically similar (and likely homologous) exite in the same position in Naraoia spinosa and Retifacies abnormalis, and evaluate the implications of this discovery for the knowledge of the origin of exites in arthropod phylogeny.[198]
^ abKhaustov, A. A.; Vorontsov, D. D.; Perkovsky, E. E.; Klimov, P. B. (2021). "First fossil record of mite family Barbutiidae (Acari: Raphignathoidea) from late Eocene Rovno Amber, with a replacement name Hoplocheylus neosimilis nomen novum (Tarsocheylidae)". Systematic and Applied Acarology. 26 (5): 973–980. doi:10.11158/saa.26.5.12. S2CID234771916.
^ abcXin, Y.; Jiang, T.; Tong, Y.; Yao, Z.; Li, S. (2021). "The oonopid spiders from mid-Cretaceous Burmese amber of northern Myanmar, with descriptions of three new species". Cretaceous Research. 127: Article 104917. Bibcode:2021CrRes.12704917X. doi:10.1016/j.cretres.2021.104917.
^Lourenço, W. R.; Velten, J. (2021). "Early Cretaceous Burmite fossils of the genus Chaerilobuthus Lourenço & Beigel, 2011 (Scorpiones: Chaerilobuthidae) and description of a particular new species". Faunitaxys. Revue de Faunistique, Taxonomie et Systématique morphologique et moléculaire. 9 (30): 1–5.
^Lourenço, W. R.; Velten, J. (2021). "One more new genus and species of scorpion from Early Cretaceous Burmese amber (Scorpiones: Protoischnuridae)". Faunitaxys. Revue de Faunistique, Taxonomie et Systématique morphologique et moléculaire. 9 (14): 1–5.
^Downen, M. R.; Selden, P. A. (2021). "The earliest palpimanid spider (Araneae: Palpimanidae), from the Crato Fossil-Lagerstätte (Cretaceous, Brazil)". The Journal of Arachnology. 49 (1): 91–97. doi:10.1636/JoA-S-19-059. S2CID234364801.
^ abcdKhaustov, A. A.; Vorontsov, D. D.; Perkovsky, E. E.; Lindquist, E. E. (2021). "Review of fossil heterostigmatic mites (Acari: Heterostigmata) from late Eocene Rovno Amber. I. Families Tarsocheylidae, Dolichocybidae and Acarophenacidae". Systematic and Applied Acarology. 26 (1): 33–61. doi:10.11158/saa.26.1.3. S2CID231729394.
^ abcXin, Y.; Jiang, T.; Yao, Z.; Li, S. (2021). "Three new species of the extinct spider genus Furcembolus (Araneae: Pacullidae) from Late Cretaceous Burmese amber". Zootaxa. 4984 (1): 258–273. doi:10.11646/zootaxa.4984.1.19. PMID34186683. S2CID235687701.
^ abGuo, X.; Selden, P. A.; Ren, D. (2021). "New specimens from Mid-Cretaceous Myanmar amber illuminate the phylogenetic placement of Lagonomegopidae (Arachnida: Araneae)". Zoological Journal of the Linnean Society. 195 (2): 399–416. doi:10.1093/zoolinnean/zlab027.
^ abWunderlich, J.; Müller, P. (2022). "Some spiders in Cretaceous amber from Myanmar (Araneida: Chimerarachnida and Araneae)". In Jörg Wunderlich (ed.). Beiträge zur Araneologie, 15(PDF). Joerg Wunderlich. pp. 119–173. ISBN978-3-931473-22-8.
^Magalhaes, I. L. F.; Porta, A .O.; Wunderlich, J.; Proud, D. N.; Ramírez, M. J.; Pérez-González, A. (2021). "Taxonomic revision of fossil Psilodercidae and Ochyroceratidae spiders (Araneae: Synspermiata), with a new species of Priscaleclercera from mid-Cretaceous Burmese amber, northern Myanmar". Cretaceous Research. 121: Article 104751. Bibcode:2021CrRes.12104751M. doi:10.1016/j.cretres.2020.104751. S2CID233562507.
^Geißler, C.; Kotthoff, U.; Hammel, J.; Harvey, M. S.; Harms, D. (2021). "The first fossil of the pseudoscorpion family Ideoroncidae (Arachnida: Pseudoscorpiones): a new taxon from the mid-Cretaceous of northern Myanmar". Cretaceous Research. 130: Article 105030. doi:10.1016/j.cretres.2021.105030. ISSN0195-6671. S2CID239104785.
^Lourenço, W. R. (2021). "Further comments on the elements of the family Palaeoburmesebuthidae Lourenço, 2015 with description of a new species of Spinoburmesebuthus Lourenço, 2017 from Early Cretaceous Burmite amber (Scorpiones)". Faunitaxys. Revue de Faunistique, Taxonomie et Systématique morphologique et moléculaire. 9 (17): 1–6.
^ abcSchweitzer, C. E.; Hyžný, M.; Feldmann, R. M. (2021). "New Paleogene and Neogene decapod crustaceans (Axiidea, Brachyura) from Venezuela". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 300 (3): 245–266. doi:10.1127/njgpa/2021/0988. S2CID236264488.
^ abcWinkler, N. (2021). "One new genus and three new species of caridean shrimps (Crustacea: Decapoda) from the Upper Jurassic Solnhofen Lithographic Limestones (Southern Germany)". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 299 (1): 49–70. doi:10.1127/njgpa/2021/0954. S2CID234095653.
^Wallaard, J. J. W.; van Bakel, B. W. M.; Fraaije, R. H. B.; Jagt, J. W. M. (2021). "A new primitive crab from the Upper Jurassic Plattenkalks of the Solnhofen Archipelago (southern Germany)". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 302 (2): 131–138. doi:10.1127/njgpa/2021/1023. S2CID243872256.
^ abKrzemińska, E.; Starzyk, N.; Fraaije, R. H. B.; Schweigert, G.; Lukeneder, A. (2021). "Jurassic brachyurans of the genus Bucculentum". Zootaxa. 5032 (3): 395–410. doi:10.11646/zootaxa.5032.3.5. PMID34811120. S2CID239137045.
^De Angeli, A.; Alberti, R. (2021). "Carpilius cantellii n. sp. (Decapoda, Brachyura, Carpiloidea) nuovo crostaceo eocenico del territorio vicentino (Italia nordorientale)". Studi Trentini di Scienze Naturali. 101: 53–59.
^ abcdBruce, N. L.; de Lourdes Serrano-Sánchez, M.; Carbot-Chanona, G.; Vega, F. J. (2021). "New species of fossil Cirolanidae (Isopoda, Cymothoida) from the Lower Cretaceous (Aptian) Sierra Madre Formation plattenkalk dolomites of El Espinal quarries, Chiapas, SE Mexico". Journal of South American Earth Sciences. 109: Article 103285. Bibcode:2021JSAES.10903285B. doi:10.1016/j.jsames.2021.103285. S2CID233598895.
^ abcdBeschin, C.; Busulini, A.; Tessier, G. (2021). "La fauna di crostacei associati a coralli dell'Eocene inferiore dell'Alta Valle del Chiampo (Altissimo - Vicenza - Italia nordorientale)". Lavori – Società Veneziana di Scienze Naturali. 46: 67–128.
^Fraaije, R. H. B.; Van Bakel, B. M. W.; Jagt, J. W. M. (2021). "A new, enigmatic paguroid (Decapoda, Anomura) from the Kimmeridgian (Upper Jurassic) of southern Germany". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 299 (3): 333–337. doi:10.1127/njgpa/2021/0973. S2CID233592807.
^De Angeli, A.; Garassino, A. (2021). "Report of ethusid crabs (Brachyura, Ethusidae) from the late Eocene of San Feliciano hill (Monti Berici, Vicenza, NE Italy)". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 301 (1): 17–23. doi:10.1127/njgpa/2021/0995. S2CID237715372.
^Wei, Y.-F.; Dong, A.-G.; Huang, D.-Y.; Du, Y.-W.; Hegna, T. A.; Lian, X.-N.; Audo, D. (2021). "Amphipoda from the Late Neogene of Shanxi, China". Palaeoentomology. 4 (1): 85–93. doi:10.11646/palaeoentomology.4.1.13. S2CID233907086.
^Becker, H. F. J.; Fraaije, R. H. B.; Mulder, E. W. A. (2021). "Glypheopsis tubantiensis, a new Early Cretaceous glypheid lobster from the Netherlands". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 299 (2): 161–170. doi:10.1127/njgpa/2021/0962. S2CID233956333.
^ abcGarassino, A.; Pasini, G.; Nyborg, T.; Haggart, J. W. (2021). "Report of new lobsters (Crustacea, Decapoda) from the Lower Cretaceous (Albian) of Haida Gwaii Archipelago, Canada". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 301 (2): 201–216. doi:10.1127/njgpa/2021/1009. S2CID238730142.
^Winkler, N.; Schweigert, G.; Winkler, A.; Härer, J.; Noller, M. (2021). "The first fossil stenopodidean (Crustacea: Decapoda: Pleocyemata) from the Solnhofen Lithographic Limestones (Upper Jurassic, Southern Germany)". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 302 (1): 89–104. doi:10.1127/njgpa/2021/1020. S2CID241658829.
^Feldmann, R. M.; Helm, C. W.; Lawfield, A. M. W.; Schweitzer, C. E. (2021). "New Late Cretaceous palinurid (Decapoda: Achelata: Palinuridae) from northeastern British Columbia, Canada". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 299 (2): 149–159. doi:10.1127/njgpa/2021/0961. S2CID233965804.
^Gašparič, R.; Tshudy, D.; Chan, T.-Y.; Ćorić, S. (2023). "Validation of Metanephrops serendipitus (Crustacea, Decapoda, Nephropidae), a deep-water lobster from lower Miocene of Meljski hrib (Maribor, Slovenia)". Zootaxa. 5323 (3): 440–442. doi:10.11646/zootaxa.5323.3.9. S2CID260528714.
^Charbonnier, S.; Audo, D.; Garassino, A.; Simpson, M.; Gèze, R.; Azar, D. (2021). "A new species of mecochirid lobster, Meyeria libanotica (Decapoda, Glypheoidea), from the Barremian (Early Cretaceous) of Lebanon". Annales de Paléontologie. 107 (1): Article 102470. Bibcode:2021AnPal.10702470C. doi:10.1016/j.annpal.2021.102470. S2CID234137706.
^Garassino, A.; Pasini, G.; Nazarkin, M. V. (2021). "First report of caridean shrimps, crabs (Decapoda) and mysidaceans (Peracarida) from the middle–late Miocene of Sakhalin Island, Russia". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 301 (2): 135–146. doi:10.1127/njgpa/2021/1000. S2CID238685807.
^Stinnesbeck, E. S.; Wägele, J. W.; Herder, F.; Rust, J.; Stinnesbeck, W. (2021). "A fish-parasitic isopod (Cymothoidae) on the pachyrhizodont Goulmimichthys roberti from the lower Turonian (Upper Cretaceous) Vallecillo plattenkalk, NE Mexico". Cretaceous Research. 129: Article 105019. doi:10.1016/j.cretres.2021.105019. S2CID239627722.
^Poschmann, M. J. (2021). "A new phyllocarid (Crustacea, Archaeostraca) from the Early Devonian (late Emsian) Heckelmann Mill Fossil-Lagerstätte (Lahn Syncline, Rhineland-Palatinate, SW-Germany)". PalZ. 95 (1): 27–36. doi:10.1007/s12542-020-00535-6. S2CID231793893.
^Beschin, C.; Busulini, A.; Tessier, G.; Fraaije, R. H. B.; Jagt, J. W. M. (2021). "The first Cenozoic 'blanket hermit crab' (Anomura, Paguroidea) – a new genus and species from the Eocene of northeast Italy". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 299 (3): 251–257. doi:10.1127/njgpa/2021/0967. S2CID233519062.
^Schweigert, G. (2023). "Validation of Petersbuchia Schweigert, a prosopid crab from the Upper Jurassic of Germany". Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen. 308 (3): 289–290. doi:10.1127/njgpa/2023/1144. S2CID259588399.
^Pazinato, P. G.; Haug, C.; Rohn, R.; Adami-Rodrigues, K.; Pirani Ghilardi, R.; Cardoso Langer, M.; Haug, J. T. (2021). "The long trail: a chimera-like fossil crustacean interpreted as Decapoda, Stomatopoda, Amphipoda and finally Isopoda". Rivista Italiana di Paleontologia e Stratigrafia. 127 (2): 211–229. doi:10.13130/2039-4942/15699.
^Andrada, A. M.; Lazo, D. G.; Bressan, G. S.; Aguirre-Urreta, M. B. (2021). "Revision of the genus Protaxius (Decapoda, Axiidea, Axiidae), with description of a new species from the Lower Cretaceous of west-central Argentina". Cretaceous Research. 130: Article 105053. doi:10.1016/j.cretres.2021.105053. S2CID243402521.
^Xing, L.; Liu, Y.; McKellar, R. C.; Luque, J.; Li, G.; Wang, Y.; Yi, Q.; Sun, R.; Wang, E.; Audo, D. (2021). "The first shrimp preserved in mid-Cretaceous Kachin amber: systematics, palaeoecology, and taphonomy". Science Bulletin. 66 (17): 1723–1726. Bibcode:2021SciBu..66.1723X. doi:10.1016/j.scib.2021.05.008. PMID36654378.
^ abcdeVázquez García, B.; Ceolin, D.; Fauth, G.; Borghi, L.; Valle, B.; Rios Netto, A. M. (2021). "Ostracods from the late Albian–early Cenomanian of the Sergipe–Alagoas Basin, Brazil: New taxonomic and biostratigraphic inferences". Journal of South American Earth Sciences. 108: Article 103169. Bibcode:2021JSAES.10803169V. doi:10.1016/j.jsames.2021.103169. S2CID234215087.
^ abcdefghijSlipper, I. J. (2021). "Ostracoda from the Turonian of South-East England Part 2. Cytherocopina". Monographs of the Palaeontographical Society. 174 (657): 47–167. doi:10.1080/02693445.2020.1782044. S2CID231741696.
^Wang, H.; Han, W.-C.; Zhang, G.-Q.; Zhang, Y.-M.; Wang, M.-Z.; Li, S.; Cao, M.-Z.; Zhang, H.-C. (2021). "Paleogene ostracodes from the Dawenkou Basin, East China and their biostratigraphic significance for the age of mineral resources". Palaeoworld. 31: 131–139. doi:10.1016/j.palwor.2021.01.007. S2CID234073147.
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^Choi, B.-D.; Jia, B.; Huh, M.; Jung, J.; Wang, Y. (2021). "Taxonomy, biostratigraphic and paleoecological aspects of non-marine ostracod fauna from the Jinju Formation (Albian) of the Gyeongsang Basin, South Korea". Cretaceous Research. 127: Article 104944. Bibcode:2021CrRes.12704944C. doi:10.1016/j.cretres.2021.104944.
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