Dysedrosia borneoensis

Dysedrosia borneoensis (Dall, 1920) (Fig. 2L–N) 1920 Gryphus borneoenesis Dall, p. 314. 1937 Gryphus borneoensis (Dall) —Jackson & Stiasny, pp. 13–14, pl. 2, figs. 19–23. 1981 Gryphus borneoensis (Dall) —Zezina, p. 13, pl. 3, figs. 1–2. 1983 Dysedrosia borneoensis (Dall) —Cooper, p. 256, pl. 10, figs. 20–27, pl. 65, figs. 23, 24. 2010 Dysedrosia borneoensis (Dall) —Zezina, p. 1183. Material examined. NW Australia, Kimberley, Cape Leveque, stn SO1/84/082, 13°07.2’S, 123°15.7’E, 15 February 1984, coll. S.M. Slack-Smith —one complete specimen (WAM Z59468). Depth range. 400 m. Measurements. Length 50.2, width 36.4, thickness 31.2 mm. Remarks. This is the first record of this species from NW Australia, having previously been recorded off Indonesia, Borneo and Kei Island (Jackson & Stiasny 1937; Zezina 1981; Logan 2007). It is very rare in the material examined, represented by only one specimen. Dysedrosia borneoensis is a very large species, characterized by an elongate outline and broad folding. Its surface is smooth ornamented only by indistinct, numerous growth lines. The beak is erect with a large, labiate epithyrid foramen.