Heptacarpus carinatus Holmes, 1900

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 81

Heptacarpus carinatus Holmes, 1900

( Fig. 20 C)

Heptacarpus carinatus Holmes, 1900: 202 , pl. 3, fig. 60. — Holthuis 1947: 12. — Word & Charwat 1976: 111. — Butler 1980: 210. — Chace & Abbott 1980: 569. — Wicksten 1990b: 594. — Jensen 1995: 46, fig. 77. — Chace 1997: 44. — Kuris et al. 2007: 639.

Spirontocaris carinata . — Rathbun 1904: 84. — Schmitt 1921: 62, fig. 39. — Johnson & Snook 1927: 305, fig. 259a.

Diagnosis. Rostrum exceeding antennular peduncle, with 3–7 dorsal, 2–6 ventral teeth. Second, third segments of antennular peduncle with spine each, stylocerite not reaching end of first segment. Pereopods 1–3 with epipods. Pereopods 3–5 stout, with spinose dactyls. Merus of pereopod 3, with 1–3 spines; pereopod 4, with 0–2 spines; pereopod 5, with 1 spine. Distal dorsal margin of abdominal somite 3 with pronounced hump. Telson with 2–5 pairs dorsolateral spines. Male total length 38 mm, female 51 mm.

Color in life. Translucent, apple green with red rostrum, stripes on carapace, abdomen; bright green, or red ( Butler, 1980.

Habitat and depth. Tide pools, among eelgrass, algae; intertidal zone to 27 m.

Range. Dixon Harbor, Alaska to Point Loma, California. Type locality Monterey Bay , California .