Gippsia Lowry & Stoddart 1995

Lowry, J. K. & Kilgallen, N. M., 2014, A generic review of the lysianassoid family Uristidae and descriptions of new taxa from Australian waters (Crustacea, Amphipoda, Uristidae), Zootaxa 3867 (1), pp. 1-92 : 28

Gippsia Lowry & Stoddart 1995

( Fig. 17 )

Gippsia Lowry & Stoddart 1995a: 21 .— Lowry & Stoddart 2003: 282 (catalogue).

Type species. Gippsia jonesae Lowry & Stoddart, 1995 , original designation.

Included species. Gippsia includes 1 species: G. jonesae Lowry & Stoddart, 1995 .

Diagnostic description. Antenna 1 peduncle article 1 without anterodistal lobe; accessory flagellum with an elongate article 1 (at least twice as long as article 2) partially covering callynophore. Antenna 2 without brush setae. Mandible molar setose with reduced triturating surface. Maxilla 1 outer plate a well developed 7/4 crown. Maxilla 2 inner plate longer than outer plate. Gnathopod 1 weakly subchelate; coxa 1 large, subrectangular with concave anterior margin; ischium short (length less than 2 × breadth); carpus short (length 1 to 2 × breadth); propodus margins tapering distally. Uropod 2 inner ramus not constricted. Telson entire .

Remarks. Based on the simple to weakly subchelate gnathopod 1 (a very weak palm occurs in Gippsia ) and the entire telson Gippsia is similar to Nagada and Paralibrotus . Gippsia differs from all uristid genera except Ventiella , in having the inner plate of maxilla 2 longer than the outer plate.

Distribution. Australia. Southeastern Australia.

Figures

FIGURE 17. Gippsia jonesae Lowry & Stoddart, 1995, holotype, female, 3.0 mm, NMV J22344; male, 2.0 mm, NMV J22346; urosome from paratype female, 3.0 mm, AM P.42289, from off Gippsland, Victoria, Australia. Scale bars: H+LM, 0.2 mm; remainder, 0.1 mm.