Neocrangon abyssorum (Rathbun, 1902)

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 117

Neocrangon abyssorum (Rathbun, 1902)

( Fig. 29A–D)

Crangon abyssorum Rathbun, 1902a: 890 ; 1904: 125, fig. 66. — Butler 1980: 112. — Krygier & Pearcy 1981: 89. — Wicksten 1989b: 313.

Crago abyssorum . — Schmitt 1921: 97, fig. 65.

Crangon (Neocrangon) abyssorum . — Zarenkov 1965: 1762. — Birshtein & Zarenkov 1972: 441.

Neocrangon abyssorum . — Kuris & Carlton 1977: 554.

Diagnosis. Exoskeleton very thin. Rostrum short, ascending, narrow, apex acute. Carapace with 2 median dorsal teeth, anterior one smaller than posterior; strong antennal, branchiostegal and hepatic teeth, weak pterygostomian tooth. Eye large, cornea well developed, both eyes contiguous. Antennular peduncle shorter than 0.5 length of scaphocerite. Scaphocerite slender, lateral tooth exceeding blade. Third maxilliped long, slender, exopod present. Pereopod 1 stout, dactyl closing obliquely across propodus, merus, carpus each with strong distal tooth. Pereopod 2 very slender, chelate. Pereopods 3–5 slender, with simple, slightly flattened dactyls. Abdominal somites 4, 5 smooth, sixth with 2 dorsal carinae, pleura with more or less rounded or obtuse margins. Telson narrow, with median dorsal sulcus, 2 pairs dorsolateral spines, acute apex, exceeding uropods. Male total length 64 mm, female 63 mm.

Color in life. Not reported.

Habitat and depth Benthic, 97–2975 m, but usually deeper than 1200 m off California .

Range. East of Kurile Is. , east coast of Japan, Bering Sea to Cortez Bank, California. Type locality Bering Sea, southwest of Pribilof Is .