Davusia glabra ( Dana, 1852 ) Guinot, 2007

Guinot, Daniėle, 2007, A new genus of the family Plagusiidae Dana, 1851, close to Plagusia Latreille, 1804 (Crustacea, Decapoda, Brachyura), Zootaxa 1498 (1), pp. 27-33 : 30-32

Davusia glabra ( Dana, 1852) n.comb. ( Figures 1 , 2 )

Plagusia glabra Dana, 1852: 371 ; 1855: pl. 23, fig. 10a–d; H. Milne Edwards, 1853: 179; Miers, 1878: 151; Dakin et al.,

1953: pl. 40, fig. 2; Healy & Yaldwyn, 1970: 98, fig. 51; Guinot, 1979: 144, 151, 159, 209, pl. 18, figs 9–11; Daw-

son, 1987: 41, 43; Guinot & Bouchard, 1998: 664, fig. 23C–D; Davie, 1998: 150; 2002: 440; Schubart & Ng, 2000:

334; Poore, 2004: 514, fig. 164 c, d. Type data: Type material possibly lost ( Davie, 2002: 440). Type locality: Australia, New South Wales, from Newcastle. Vernacular name: Sowrie crab, sourie crab. Material examined: 1 male 31 x 33 mm, 1 female 26 x 28.5 mm, Australia, Maroubra Bay, near Sydney, det. Plagusia

glabra (MNHN–B11690). 1 male 23.2 x 23.8 mm, 1 female 21.0 x 22.2 mm, Australia, New South Wales, J. Johnson 23.03.1985, in weed ( ZRC 1995 . 955) .

Comparative material: Plagusia squamosa (Herbst, 1790) , male 55 mm width, French Polynesia, A. Crosnier det. P. depressa tuberculata (MNHN–B8889); male 47 x 49 mm, French Polynesia, J. Poupin det. P. depressa tuberculata (MNHN–B29591).

Plagusia immaculata Lamarck, 1818 , male 35 x 38 mm, Vietnam (MNHN–B27676)

Plagusia depressa (Fabricius, 1775) , male 40 x 44 mm, Senegal ( MNHN –B11693)

Percnon planissimum (Herbst, 1804) , male 31 x 31 mm, French Polynesia, G. Nobili det. ( MNHN –B13206)

Percnon gibbesi (H. Milne Edwards, 1853) , male 30 x 27 mm, Senegal ( MNHN –B13203)

Plagusia dentipes (de Haan, 1835) , male 29 x 32 mm, Japan, E.-L. Bouvier det. ( MNHN –B11693)

Description. See description of D. glabra n. sp.

Colour— “Greyish with darker flecks” (McNeill, 1962); “shiny”; “deep red, carapace patterned with intricate red maze on a lighter fawn to orange background ( Poore, 2004). “Green in appearance but close inspection may reveal carapace to be a fawn to greyish colour. Legs are spotted brown” ( Davey, 1998).

Geographic distribution— Australia, Southern Queensland (Central East coast), New South Wales (Central East coast, Lower East coast), and Victoria ( O’Hara & Barmby, 2000; Davie, 2002; Poore, 2004); known only from limital area ( Davie 2002).

Habitat— In crevices and pools on exposed rocky shores, low intertidal, shallow subtidal ( Davie, 1998, 2002).

Figures

FIGURE 1. Davusia glabra (Dana, 1852) n.comb., male 31 x 33 mm, Maroubra Bay, near Sydney, det. Plagusia glabra (MNHN–B11690).

FIGURE 2. Davusia glabra (Dana, 1852) n.comb., male 23.2 x 23.8 mm, New South Wales, J. Johnson 23.03.1985 (ZRC 1995. 955): a, b, two views of right G1. Scale bar: 1 mm.