Eriocheir is a genus of crabs, including the Chinese mitten crab, E. sinensis. Formerly in the family Grapsidae, it is now placed in the Varunidae.
Macrophthalmus is a genus of crabs which are widespread across the Indo-Pacific. It contains the following species :
The stalk-eyed mud crab, Macrophthalmus hirtipes, is a marine large-eyed crab of the family Macrophthalmidae, endemic to New Zealand including Campbell Island. It grows to around 30 millimetres (1.2 in) shell width. It is either the only species in the subgenus Hemiplax and the most basal species in the genus Macrophthalmus, or the only species in the sister genus Hemiplax.
Petrolisthes is a genus of marine porcelain crabs, containing these extant species:
Hemigrapsus sanguineus, the Japanese shore crab or Asian shore crab, is a species of crab from East Asia. It has been introduced to several other regions, and is now an invasive species in North America and Europe. It was introduced to these regions by ships from Asia emptying their ballast tanks in coastal waters.
Hexapus is a genus of crabs in the family Hexapodidae. It contains only three extant species found in the Indo-West Pacific. They inhabit the intertidal and subtidal areas of shorelines.
Hemigrapsus takanoi, the brush-clawed shore crab or Asian shore crab, is a small crab of the family Varunidae that lives on rocky shores surrounding the Pacific Ocean, and which is invasive along the European coastlines. This crab is omnivorous and eats small fish, invertebrates and algae.
Helice tridens is a species of crab which lives on mudflats around the coasts of Japan and the Korean Peninsula.
Hypothalassia is a genus of temperate and tropical deep sea crabs that are found in both Australian and Japanese waters. It comprises two species: Hypothalassia acerba Koh & Ng, 2000, and Hypothalassia armata, both known as the champagne crab.
Helice is a genus of crabs, containing four species:
Achaeus japonicus, sometimes known as the orang-utan crab, is a crab of the family Inachidae which can be observed in tropical waters of the central Indo-Pacific.
Achaeus is a genus of crabs comprising the following species:
Atergatis subdentatus, also known as the red reef crab, dark-finger coral crab or eyed coral crab, is a species of crab in the family Xanthidae.
Galenidae is a family of crabs, one of three in the superfamily Pilumnoidea. It contains four genera, three of which are monotypic. At present five species have been described in this family.
Eucrate is a genus of crabs of the family Euryplacidae.
Polyascus is a genus of barnacles in infraclass Rhizocephala. It was circumscribed in 2003 by Henrik Glenner, Jørgen Lützen, and Tohru Takahashi. They included three species, all transferred from Sacculina. The generic name polyascus refers to the typical presence of multiple external sac-like female bodies, known as externae. In Polyascus species, these originate from asexual reproduction.
Halimede is a genus of crabs in the family Galenidae, with species occurring in Australia, Africa, and China.
Jonas is a genus of crustaceans belonging to the family Corystidae.
Ocypode kuhlii, the Kuhl's ghost crab, is a species of crab from the Ocypode genus. It is a mid to large-sized species of Ocypodidae. The species was described in 1835 by De Haan.
