Wikipedia
Hymenosoma
Hymenosoma (crown crabs) is a genus of crabs, containing the following species:
- Hymenosoma depressum Hombron & Jacquinot, 1846
- Hymenosoma gaudichaudii Guérin, 1831
- Hymenosoma geometricum Stimpson, 1858
- Hymenosoma hodgkini Lucas, 1980
- Hymenosoma longicrure Dawson & Griffiths, 2012
- Hymenosoma orbiculare Desmarest, 1823
- Hymenosoma projectum Dawson & Griffiths, 2012
- Hymenosoma trilobatum Dawson & Griffiths, 2012
The majority of the species are found around southern Africa; the Australasian species H. hodgkini and H. geometricum may be better placed in other genera.