''Sayamia germaini'' is a species of

freshwater crabs Around 1,300 species of freshwater crabs are distributed throughout the tropics and subtropics, divided among eight families. They show direct development and maternal care of a small number of offspring, in contrast to marine crabs, which relea ...

, now moved from the Parathelphusidae to the subfamily

Parathelphusinae ''Arachnothelphusa rhadamanthysi''Cave crab, Borneo Parathelphusinae is a subfamily of freshwater crabs, which was formerly placed in the family Parathelphusidae; they are mainly found in South and Southeast Asia, but also found elsewhere in A ...

, found in Thailand, Cambodia and southern Vietnam. This crab is considered an alien

invasive species An invasive species otherwise known as an alien is an introduced organism that becomes overpopulated and harms its new environment. Although most introduced species are neutral or beneficial with respect to other species, invasive species adv ...

to TaiwanFlickr photograph (retrieved 19 August 2017)
/ref> and is included on the

list of least concern arthropods In July 2016, the International Union for Conservation of Nature (IUCN) listed 4069 least concern arthropod species. Of all evaluated arthropod species, 43% are listed as least concern. The IUCN also lists 27 arthropod subspecies as least con ...

References

External links

*
Freshwater Crab Information Web: ''Sayamia germaini'' (retrieved 19 August 2017)
{{Taxonbar, from=Q14313949 Gecarcinucidae Freshwater crustaceans of Asia Crustaceans described in 1902