Lissocrangon stylirostris ( Holmes, 1900 )

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 114

Lissocrangon stylirostris ( Holmes, 1900)

( Fig. 28C–E)

Crangon stylirostris Holmes, 1900: 174 , pl. 2, figs. 33–35. — Rathbun 1904: 118, fig. 59. — Zarenkov 1965: 1763. — Word & Charwat 1976: 91. — Butler 1980: 98. — Chace & Abbott 1980: 574, fig. 23.11. — Carvacho & Olson 1984: 65. — Jensen 1995: 41, fig. 61.

Crago stylirostris . — Schmitt 1921: 90, fig. 61.

Lissocrangon stylirostris . — Kuris & Carlton 1977: 551. — Kuris et al. 2007: 636, l. 316 A.

Diagnosis. Exoskeleton thin and smooth. Rostrum short, narrow, reaching end of eye. Carapace without dorsal median tooth, with strong antennal, branchiostegal teeth, hepatic spine with supporting carina. Eye small, pigmented. Antennular peduncle with first segment longest, stylocerite blade-like, about as long as first segment. Scaphocerite with lateral tooth exceeding blade. Third maxilliped stout, first segment broad, with exopod. Pereopod 1 stout, merus with 1 spine, carpus with 2 spines, propodus distally widened, dactyl when flexed obliquely transverse. Pereopod 2 slender, chelate. Pereopod 3 slender, dactyl simple. Pereopods 4, 5 more robust than pereopod 3, with dactyls slightly flattened. Abdominal somites 1, 2, 4 with pleura ventrally concave, pleura of somites 3, 4 rounded, somite 6 with posteroventral tooth, slight ventral groove, no abdominal somites with dorsal carinae. Telson with 2 pairs lateral spines, shorter than uropods. Male total length 43 mm, female 61 mm.

Color in life. Speckled with brown, tail fan brown ( Chace & Abbott 1980: fig. 23.11).

Habitat and depth. Sandy bottoms, often in surf zone of semi-protected beaches, intertidal zone to 80 m.

Range. Chirikof I., Alaska to Todos Santos Bay , Baja California. Type locality Trinidad, Humboldt County, California .