Penaeus (Litopenaeus) Perez Farfante, 1969

Chan, Tin-Yam, 2023, New subgeneric names for the most commercially important shrimp genus Penaeus Fabricius, 1798 (Crustacea, Decapoda, Penaeidae), ZooKeys 1141, pp. 29-40 : 29

publication ID	https://dx.doi.org/10.3897/zookeys.1141.97349
publication LSID	lsid:zoobank.org:pub:5E821334-8E05-4736-9D58-CE27C132C80C
persistent identifier	https://treatment.plazi.org/id/AD209BB4-B8A3-5E97-8FC9-6CEB424DEA54
treatment provided by	ZooKeys by Pensoft
scientific name	Penaeus (Litopenaeus) Perez Farfante, 1969
status

Treatment

Type species.

Penaeus vannamei Boone, 1931.

Gender of subgenus.

Masculine.

Diagnosis.

Rostrum usually bearing 2-4 ventral teeth. Postrostral carina without median sulcus, only sometimes with pits or sunken areas. Adrostral sulcus extending posteriorly more or less to epigastric tooth. Gastrofrontal carina absent. Cervical carina with dorsal end a distance from dorsal carapace. Hepatic carina distinct. First pereiopod with distinct ischial spine. Fifth pereiopod bearing exopod. Sixth abdominal somite bearing weak to distinct dorsolateral sulcus. Telson without lateral spines. Thelycum open.

Species included.

Penaeus (Litopenaeus) occidentalis Streets, 1871; Penaeus (Litopenaeus) schmitti Burkenroad, 1936; Penaeus (Litopenaeus) setiferus (Linnaeus, 1767); Penaeus (Litopenaeus) stylirostris Stimpson, 1871; Penaeus (Litopenaeus) vannamei Boone, 1931.

Remarks.

This subgenus is unique in the genus by having an open thelycum.