Crangon alba Holmes, 1900

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 110-111

Crangon alba Holmes, 1900

( Fig. 27E–G)

Crangon alba Holmes, 1900: 174 . — Rathbun 1904: 117, figs. 56, 57. — Zarenkov 1965: 1763. — Kozloff 1974: 164. — Word & Charwat 1976: 75. — Butler 1980: 104. — Carvacho & Olson 1984: 65.

Crago alba . — Schmitt 1921: 89, fig. 59.

Diagnosis. Exoskeleton thin, smooth. Rostrum short, apex rounded. Carapace with 1 median dorsal tooth, also hepatic, antennal, branchiostegal teeth, weak pterygostomian tooth. Eye pigmented. Stylocerite short. Scaphocerite narrow, lateral tooth greatly exceeding blade. Third maxilliped with basal segment greatly expanded, broad, exopod present. Pereopod 1 with propodus broad, dactyl closing obliquely against propodus. Pereopod 2 slender, chelate. Pereopod 3 slender with simple dactyl. Pereopods 4, 5 longer, more robust than third. Pleura of abdominal somites blunt to rounded. Abdominal somite 6 without ventral groove, with weak posteroventral tooth. Telson with 2 pairs lateral spines, shorter than uropods. Female total length 44 mm, male not reported.

Color in life. White, or white dotted with black.

Habitat and depth. Coarse sand or rocks, 22–88 m.

Range. Queen Charlotte Sound, northeast Vancouver I. to Todos Santos Bay , Baja California . Type locality Monterey Bay , California .