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Hexapus Nakajimai
''Hexapus'' is a genus of crabs in the family Hexapodidae Hexapodidae is a family of crabs, the only family in the superfamily Hexapodoidea. It has traditionally been treated as a subfamily of the family Goneplacidae, and was originally described as a subfamily of Pinnotheridae. Its members can be d .... It contains only three Extant taxon, extant species found in the Indo-West Pacific. They inhabit the intertidal and subtidal areas of shorelines. Description Like other members of the family, these crabs are easily recognizable due to the complete absence of the last pair of walking legs (pereiopods). They thus only have six walking legs (excluding the claws), unlike the usual eight. Their carapace is subquadrate, wider than it is long, with a rounded anterior. Species The following are the species classified under ''Hexapus''. :Species marked with are extinct Extant species *''Hexapus bidentatus'' Velip & Rivonker, 2014 ::Found in Goa, India *''Hexapus sexpes'' (Fabr ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Wilhem De Haan
Wilhem de Haan (7 February 1801 in Amsterdam – 15 April 1855 in Leiden) was a Dutch zoologist. He specialised in the study of insects and crustaceans, including aquatic arthropods, and was the first keeper of invertebrates at the Rijksmuseum in Leiden Leiden ( ; ; in English language, English and Archaism, archaic Dutch language, Dutch also Leyden) is a List of cities in the Netherlands by province, city and List of municipalities of the Netherlands, municipality in the Provinces of the Nethe ..., now Naturalis. He was forced to retire in 1846, when he was partially paralysed by a spinal disease. He was responsible for the invertebrate volume of Siebold's '' Fauna Japonica'', which was published in 1833, and introduced the western world for the first time to Japanese wildlife. He named a great many new taxa, and several taxa are named in his honour. He published significant work on both mantids and phasmids (1842). References *de Haan, W. ''Bijdragen tot de Kennis Ort ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |