''Sinocorophium'' is a genus of
amphipod
Amphipoda is an order of malacostracan crustaceans with no carapace and generally with laterally compressed bodies. Amphipods range in size from and are mostly detritivores or scavengers. There are more than 9,900 amphipod species so far descr ...
crustaceans.
Description
''Sinocorophium'' individuals are generally found in the
intertidal zone
The intertidal zone, also known as the foreshore, is the area above water level at low tide and underwater at high tide (in other words, the area within the tidal range). This area can include several types of habitats with various species o ...
, burrowing in mud in marine to brackish waters. As of 2012, ''Sinocorophium'' consists of 10 species with most of them being reported to live in the
Far East including China, Japan, Korea and Vietnam, in
endemic to
temperate and sub-tropical shallows. ''Sinocorophium alienese'' is the only exception, as according to reports, the species occurs in the delta of
San Francisco Bay
San Francisco Bay is a large tidal estuary in the U.S. state of California, and gives its name to the San Francisco Bay Area. It is dominated by the big cities of San Francisco, San Jose, and Oakland.
San Francisco Bay drains water from a ...
and areas of the northeast Pacific Ocean. ''Sinocorophium alienese'' came to the northeast Pacific region through widespread
ballast water traffic during
Vietnam War.
Morphologically, the genus ''Sinocorophium'', is characterized by having a rounded
posterior and
ventral corner of the third
epimeron, a body part which connects
basal joint to each
appendage
An appendage (or outgrowth) is an external body part, or natural prolongation, that protrudes from an organism's body.
In arthropods, an appendage refers to any of the homologous body parts that may extend from a body segment, including anten ...
. The characterization include, the separated
urosomites, an abdominal segment in
Crustaceans and laterally inserted first
posterior appendage .
Species
''Sinocorophium'' contains 10 species:
*''
Sinocorophium alienense''
(Chapman, 1988)
*''
Sinocorophium hangangense''
Kim, 2012
*''
Sinocorophium heteroceratum
''Sinocorophium heteroceratum'' is a species of amphipod crustacean. It naturally occurs in Southeast Asia, but was introduced to San Francisco Bay
San Francisco Bay is a large tidal estuary in the U.S. state of California, and gives it ...
''
Yu, 1938)
*''
Sinocorophium homoceratum''
(Yu, 1938)
*''
Sinocorophium intermedium''
(Ngoc, 1965)
*''
Sinocorophium japonicum''
(Hirayama, 1984)
*''
Sinocorophium lamellatum''
(Hirayama, 1984)
*''
Sinocorophium minutum''
(Ngoc, 1965)
*''
Sinocorophium monospinum
''Sinocorophium'' is a genus of Amphipoda, amphipod crustaceans.
Description
''Sinocorophium'' individuals are generally found in the intertidal zone, burrowing in mud in marine to brackish waters. As of 2012, ''Sinocorophium'' consists of 10 s ...
''
(Shen, 1955)
*''
Sinocorophium sinensis''
(Zhang, 1974)
*''
Sinocorophium triangulopedarum''
(Hirayama, 1986)
References
Corophiida
Amphipod genera
{{Amphipod-stub