Australian Amphipoda: Eusiridae

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

Pseudomoera gabrieli (Sayce)

Atyloides gabrieli Sayce, 1901: 230, pls 37-38. --Stebbing, 1909: 729. --Stebbing, 1910: 640.

Pseudomoera fontana. --Bradbury & Williams, 1999: 12 (key), 19.

Type material. Apparently lost.

Description. Based on Sayce, 1901: 230, pls 37-38. Head rostrum present, short; eyes present, eyes round. Body dorsally smooth. Antenna 1 longer than antenna 2; accessory flagellum present, accessory flagellum minute (1-articulate). Mandible molar columnar, triturative. Lower lip inner lobes present; outer lobes with narrow gap. Maxilla 1 inner plate apically setose. Maxilla 2 inner plate subequal or slightly broader than outer; inner plate with slender medial setae, without oblique row of slender setae.

Peraeon. Gnathopod 1 subchelate; subequal to gnathopod 2; coxa weakly or not produced anteroventrally; carpus not cantilevered, subequal in length to propodus, posterodistally lobed; 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, posterodistally lobed, subequal in length to propodus; propodus without robust setae along posterior margin (adults); dactylus narrowing distally, apically acute or subacute. Peraeopods 3-4 propodus simple. Peraeopods 5-7 dactyli inner margins smooth or minutely castellate.

Pleon. Pleonites neither tricarinate. Epimeron 3 posteroventral margin smooth, corner suquadrate. Uropod 1 rami subequal in length. Uropod 3 peduncle with dorsal robust setae; rami subequal in length. Telson cleft, without large apical robust setae.

Habitat. Freshwater; mountain streams.

Altitude. 500 to 1500 m.

Distribution. Victoria: Murray-Darling basin (Sayce, 1901).

Geographic areas. South-eastern Australia.

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'.