Metadromia wilsoni ( Fulton & Grant, 1902 )

Mclay, Colin L. & Hosie, Andrew M., 2022, The sponge crabs of Western Australia and the Northwest Shelf with descriptions of new genera and species (Crustacea: Brachyura: Dromiidae), Zootaxa 5129 (3), pp. 301-355 : 344-345

Metadromia wilsoni ( Fulton & Grant, 1902)

( Fig. 29 A–D )

Cryptodromia wilsoni Fulton & Grant, 1902: 61 , pl. 9.

Petalomera wilsoni . — Rathbun, 1923a: 154, pl. 42 fig. 1.— Dell, 1968: 14, pl. 2.— Griffin, 1972: 56.— McLay, 1988: 68, fig. 10 a–f.; 1991: 470, pl. 1B, figs 6a–d, 7a–c, 8a–c.— Baba, 1986: 309, fig. 162.— Davie & Short, 1989: 159.

Dromia wilsoni . — McLay, 1993: 156, fig 16e; 2001a: 84.— Davie, 2002: 162.— Poore, 2004: 304, fig. 84b, pl. 17f. — Poore et al., 2008: 37, text photo.

Metadromia wilsoni . — McLay, 2009: 17, figs 4a–b.

Material examined. WAM C13501, Cape Naturaliste CSIRO stat. 134, 135– 148 m, 208-18963: 2 males (6.6 × 5.8 mm, 8.6 × 6.8 mm), female (8.8 × 7.1 mm) ; WAM C13558, W end Rottnest Island , coll. B. R. Wilson, 14-02-1960: ovig. female 9.8 × 7.0 mm ; WAM C13548, W of Dongara , 29°07.5’S, 113°57’E, 110 m, FRV Sprightly stat. 30 m, dredge sponge and rubble, 19-02-1976: ovig. female 9.0 × 7.8 mm ; WAM C13562 (part), 35 km SW Cliff Head , 29°40’S, 114°42’E, 44 m, 17-11-1976: ovig. female 12.8 × 10.0 mm ; WAM C17179, NW Bunbury , 32°57.05’S, 114° 48.00’E, 139 m, HMAS Diamantina Cruise V , 15-03-1972: 3 males, 10.6 × 9.1 mm, 11.3 × 9.2 mm, 16.5 × 13.4 mm, 2 females 7.2 × 5.9 mm, 10.1 × 8.8 mm sacculinid parasite under abdomen), 3 ovig. females 8.7 × 7.1 mm, 12.5 × 9.3 mm, 15.6 ×. 7 mm ; WAM C17399, SW Cape Naturaliste , 33°45.03’S, 114°32.08’E, 146 m, coll. M.H. Shepherd, HMAS Diamantina cruise V , 16-03-1972: male 12.8 × 10.0 mm .

Diagnosis. Carapace ovoid in shape, wider than long; covered in short undulating tomentum; rostrum tridentate, teeth as blunt lobes; supraorbital margin eave-like; branchial grooves well-marked; prominent subhepatic tooth at level of suborbital margin, 3 well developed blunt anterolateral teeth. Female thoracic sternal sutures 7/8 ending wide apart just behind chelipeds. Distal corners of P2 and P3 knobbed; dorsal borders of P2–P5 emphasized with fringe-like row of longer setae making them appear cristate.

Distribution. Indian and Pacific Oceans. Occurring around most of the coast of Australia and New Zealand as far south as around 45°S. Depth range is 0– 520 m.

Figures

FIGURE 29. Metadromia wilsoni (Fulton & Grant, (1902), male, 12.8 × 10.0 mm (WAM C17399): A, dorsal view; B, frontal aspect; C, frontal view; D, ventral view.