Genus of crabs
Mahatha is a genus of freshwater crabs endemic to Sri Lanka . Four of the six species are critically endangered due to habitat loss ,[ 1] and two are listed as Least Concern on the IUCN Red List .
Species
Mahatha adonis
Mahatha adonis is a widespread species, known from the Mahaweli Basin , Knuckles Massif and Monaragala . It is considered a species of Least Concern by the IUCN.[ 2]
Mahatha helaya
Mahatha helaya is only known from its type locality , near Kalupahana on the main Colombo -Haputale road, and is therefore considered critically endangered by the IUCN.[ 3] The specific epithet helaya comes from the Sinhalese word for an inhabitant of Sri Lanka.[ 4]
Mahatha iora
Mahatha iora is only known from its type locality , near the Dunhinda Falls , and is therefore considered critically endangered by the IUCN.[ 5]
Mahatha lacuna
Mahatha lacuna is only known from its type locality , near Galle , and is therefore considered critically endangered by the IUCN.[ 6] The specific epithet lacuna , from the Latin for "hole", refers to the deep burrow in which the species was found.[ 4]
Mahatha ornatipes
Mahatha ornatipes was originally described in 1915 by Roux as Paratelphusa ornatipes , and was later described as Ceylonthelphusa inflatissima Bott, 1970. It is widespread in the wet zone of Sri Lanka and is considered a species of Least Concern by the IUCN .[ 7]
Mahatha regina
Mahatha regina is only known from its type locality , near Pundaluoya , and is therefore considered critically endangered by the IUCN.[ 8] The specific epithet regina (Latin for "queen") refers to the species' "regal appearance".[ 4]
References
^ IUCN Sri Lanka & The Ministry of Environment and Natural Resources (2007). The 2007 Red List of Threatened Fauna and Flora of Sri Lanka . Colombo , Sri Lanka. ISBN 978-955-8177-63-1 .{{cite book }}
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^ Esser, L.J.; Cumberlidge, N. (2008). "Mahatha adonis " . IUCN Red List of Threatened Species . 2008 : e.T61707A12538797. doi :10.2305/IUCN.UK.2008.RLTS.T61707A12538797.en . Retrieved 12 November 2021 .
^ Bahir, M.M.; Ng Kee Lin, P.; Crandall, K.A.; Pethiyagoda, R.; Cumberlidge, N. (2008). "Mahatha helaya " . IUCN Red List of Threatened Species . 2008 : e.T61708A12539189. doi :10.2305/IUCN.UK.2008.RLTS.T61708A12539189.en . Retrieved 12 November 2021 .
^ a b c Mohomed M. Bahir & Peter K. L. Ng (2005). "Descriptions of ten new species of freshwater crabs (Crustacea: Brachyura: Parathelphusida: Ceylonthelphusa , Mahatha , Perbrinckia ) from Sri Lanka" (PDF) . Raffles Bulletin of Zoology . Suppl. 12: 47– 75.
^ Bahir, M.M.; Ng Kee Lin, P.; Crandall, K.A.; Pethiyagoda, R.; Cumberlidge, N. (2008). "Mahatha iora " . IUCN Red List of Threatened Species . 2008 : e.T61709A12539587. doi :10.2305/IUCN.UK.2008.RLTS.T61709A12539587.en . Retrieved 12 November 2021 .
^ Bahir, M.M.; Ng Kee Lin, P.; Crandall, K.A.; Pethiyagoda, R.; Cumberlidge, N. (2008). "Mahatha lacuna " . IUCN Red List of Threatened Species . 2008 : e.T61710A12540209. doi :10.2305/IUCN.UK.2008.RLTS.T61710A12540209.en . Retrieved 12 November 2021 .
^ Bahir, M.M.; Ng Kee Lin, P.; Pethiyagoda, R.; Crandall, K.A.; Cumberlidge, N. (2008). "Mahatha regina " . IUCN Red List of Threatened Species . 2008 : e.T61712A12541080. doi :10.2305/IUCN.UK.2008.RLTS.T61712A12541080.en . Retrieved 12 November 2021 .
^ Bahir, M.M.; Ng Kee Lin, P.; Crandall, K.A.; Pethiyagoda, R.; Cumberlidge, N. (2008). "Mahatha ornatipes " . IUCN Red List of Threatened Species . 2008 : e.T61711A12540713. doi :10.2305/IUCN.UK.2008.RLTS.T61711A12540713.en . Retrieved 12 November 2021 .