Australian Amphipoda: Eusiridae

J.K. Lowry, P.B Berents & R.T. Springthorpe

Paramoera fissicauda (Dana)

Description. Head rostrum present, short; eyes present, eyes reniform. Body dorsally smooth. Antenna 1 shorter than antenna 2; accessory flagellum present, accessory flagellum minute. Maxilla 1 inner plate setose along medial margin.

Peraeon. Gnathopod 1 subchelate; smaller than gnathopod 2; coxa weakly or not produced anteroventrally; carpus not cantilevered, shorter than propodus, without a lobe; propodus without robust setae along posterior margin (adults); dactylus narrowing distally, apically acute or subacute. Gnathopod 2 not sexually dimorphic. Gnathopod 2 subchelate; carpus not cantilevered, without a lobe, shorter than propodus; propodus without robust setae along posterior margin (adults); dactylus narrowing distally, apically acute or subacute. Peraeopods 3-4 propodus simple, with distal robust setae. Peraeopods 5-7 dactyli inner margins smooth or minutely castellate.

Pleon. Pleonites neither tricarinate. Epimeron 3 posteroventral margin smooth, corner broadly rounded. Uropod 1 outer ramus shorter than inner. Uropod 3 peduncle with dorsal robust setae; rami subequal in length. Telson cleft, with large apical robust setae.

Remarks. There is an old record in AM collection from Port Jackson.

Cite this publication as: 'J.K. Lowry, P.B Berents & R.T. Springthorpe (2000 onwards). Australian Amphipoda: Eusiridae. Version: 2 October 2000. https://crustacea.net'.