en Casterolimulus

Casterolimulus; Temporal range: Late Cretaceous
	Casterolimulus kletti from the Fox Hills Formation
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Order:	Xiphosura
Genus:	†Casterolimulus; Holland, Erickson & O'Brien, 1975
Species:	†C. kletti
Binomial name
	†Casterolimulus kletti; Holland, Erickson & O'Brien, 1975

Casterolimulus is an extinct genus of xiphosuran.^[1] It is known from the Late Cretaceous Fox Hills Formation of North America, and is believed to have lived in freshwater environments. It belongs to the family Limulidae, and is considered a close relative of Victalimulus, which is from the Early Cretaceous of Australia.^[2]

References

^ F. D. Holland Jr. (1975). "Casterolimulus: a new late Cretaceous generic link in limulid lineage". Bulletins of American Paleontology. 67 (287): 235–246.
^ Lamsdell, James C. (March 2021). "A new method for quantifying heterochrony in evolutionary lineages". Paleobiology. 47 (2): 363–384. doi:10.1017/pab.2020.17. ISSN 0094-8373.

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[1] F. D. Holland Jr. (1975). "Casterolimulus: a new late Cretaceous generic link in limulid lineage". Bulletins of American Paleontology. 67 (287): 235–246.

[2] Lamsdell, James C. (March 2021). "A new method for quantifying heterochrony in evolutionary lineages". Paleobiology. 47 (2): 363–384. doi:10.1017/pab.2020.17. ISSN 0094-8373.

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