Microdeutopus Costa, 1853

Myers, Alan, Plaiti, Wanda & Rousou, Maria, 2018, A new species of Microdeutopus, M. periergos sp. nov. (Crustacea, Amphipoda, Senticaudata, Aoridae) from Cyprus (East Mediterranean Sea), Zootaxa 4378 (1), pp. 144-150 : 145-146

Microdeutopus Costa, 1853

Microdeutopus A. Costa, 1853: 178 .

Stimpsonia Spence Bate & Westwood: 1862, 284.

Stimpsonella Della Valle, 1893: 421 .

Coremapus Norman 1905 , 78.

Microdeutopus + Coremapus Myers, 1969a: 102 .— J.L. Barnard, 1969: 152, 154.— Myers, 1982: 139.

Diagnosis. Head with lateral cephalic lobes only moderately produced, head only moderately recessed at insertion of antenna 2. Αntenna 1 generally longer than antenna 2, primary flagellum usually longer than peduncle, accessory flagellum present, variable. Labrum ventral margin rounded or weakly excavate. Labium with mandibular projection of outer plate acute or rounded. Mandibular palp 3-articulate, article 3 the longest or at least equal in length to article 2, and narrowest distally. Maxilla l inner plate small, occasionally elongate with reduction of setae to 0 or 1. Maxilla 2 inner plate posterior margin setiferous. Maxilliped inner plate large; coxa 4 not excavate posteriorly. Gnathopod l in male larger than gnathopod 2, carpochelate. Pereopod 3 and pereopod 4 glandular. Uropod 3 rami shorter than or subequal with peduncle. Telson entire, short, dorsoventrally thickened. Coxal gills saclike, on pereon segments 2–6; oostegites large, laminar, smallest on pereon segment 6.

Included species. M. algicola Della Valle, 1893 ; M. anomalus ( Rathke, 1843) ; M. armatus Chevreux, 1887 ; M. bifidus Myers, 1977 ; M. chelifer ( Spence Bate, 1862) ; M. gryllotalpa Costa, 1853 ; M. obtusatus Myers, 1973 ; M. periergos sp. nov.; M. similis Myers, 1977 ; M. sporadhi Myers, 1969b ; M. stationis Della Valle, 1893 and M. versiculatus ( Spence Bate, 1856) .

Excluded species. Microdeutopus thumbellinus Griffiths, 1974 is transferred to Neomegamphopus Shoemaker (see also Myers 1988).