Phylladiorhynchus integrirostris (Dana, 1852)

Ahyong, Shane T., 2007, Decapod Crustacea collected by the NORFANZ Expedition: Galatheidae and Polychelidae, Zootaxa 1593, pp. 1-54 : 42

Phylladiorhynchus integrirostris (Dana, 1852)

( Fig. 21 )

Galathea integrirostris Dana, 1852: 482 [type locality: Hawaiian Islands]; 1855, pl. 30: figs. 12a, b. Phylladiorhynchus integrirostris .— Baba, 1991: 485–487, fig. 4c, d; 2005: 304–305 [synonymy].

Material examined. Lord Howe Rise: NIWA 28066, 1 female (3.6 mm), S of Ball’s Pyramid 31°52.44’S, 159°14.43’E, 72–82 m, TAN0308/67 #58, 23 May 2003.

Remarks. The single specimen agrees in most respects with published accounts, differing only in having straight rather than concave margins on either side of the midline of sternite 3.

Distribution. Western Indian Ocean to New Caledonia, Ogasawara Islands, Marshall Islands, Hawaiian Islands, Easter Island, and the Juan Fernández Islands; intertidal to 160 m ( Baba 2005); now from the Lord Howe Rise, south of Ball’s Pyramid.

Figures

FIGURE 21. Phylladiorhynchus integrirostris (Dana, 1852), female, 3.6 mm, TAN 0308 / 67 (NIWA 28066). A, carapace. B, left antennule and antenna, ventral view. C, right third maxilliped, lateral view. D, third and fourth sternites. E, right cheliped, lateral view. F, right cheliped fingers, mesial view. G, right pereopod 2. Scale: A, E – G = 1.0 mm; B – D = 0.5 mm.