Platorchestia Bousfield, 1982

Lowry, J. K. & Myers, A. A., 2022, Platorchestiinae subfam. nov. (Amphipoda, Senticaudata, Talitridae) with the description of three new genera and four new species, Zootaxa 5100 (1), pp. 1-53 : 39

publication ID	https://doi.org/ 10.11646/zootaxa.5100.1.1
publication LSID	lsid:zoobank.org:pub:F42DAC62-0E30-442E-A375-87FC02B2CC99
DOI	https://doi.org/10.5281/zenodo.6312368
persistent identifier	https://treatment.plazi.org/id/03A487D2-9575-0860-E0F1-FC52EBF5F9DB
treatment provided by	Plazi
scientific name	Platorchestia Bousfield, 1982
status

Treatment

Platorchestia Bousfield, 1982 View in CoL

Platorchestia Bousfield, 1982: 26 View in CoL .— Jo, 1988: 160.— Richardson, 1991: 186.— Morino & Ortal, 1995: 825.— Miyamoto & Morino, 2004: 68.

Type species. Orchestia platensis Krøyer, 1845 View in CoL , original designation.

Currently* included species: P. ano Lowry & Bopiah, 2013 View in CoL ; P. crassicornis ( Costa, 1867) View in CoL , not P. crassicornis ( Derzhavin, 1937) View in CoL = Demaorchestia joi ( Stock & Biernbaum, 1994) View in CoL com. nov.; P. munmui Jo, 1988 View in CoL ; P. pachypus ( Derzhavin, 1937) View in CoL ; P. pacifica Miyamoto & Morino, 2004 View in CoL ; P. paraplatensis Serejo & Lowry, 2008 View in CoL ; P. platensis ( Krøyer, 1845) View in CoL ; P. smithi Lowry, 2012 View in CoL .

Ecological type. Beach-hopper.

Habitat. Among stranded algae and beach detritus on marine shores.

Size. 8–15 mm,

Remarks. Platorchestia is very similar to the north-western Pacific genus Sinorchestia . They differ mainly in the ventral plate on antenna 2 peduncular article 3 (absent in Platorchestia ); in the fourth article of the maxillipedal palp (reduced, button-shaped in Platorchestia , absent in Sinorchestia ); and in gnathopod 1 (subchelate in Platorchestia , parachelate in Sinorchestia ).

Species inquirenda. Platorchestia chathamensis Bousfield, 1982 (based on a female).

* A generic revision is currently in preparation by AAM and JKL