(Fig. 22C)
Spirontocaris makarofi speciosa Urita, 1942: 19, fig. 4.
Lebbeus possjeticus Kobyakova, 1967: 235, fig. 4. — Wicksten & Méndez 1982: 118. — Wicksten 1990b: 592.
Lebbeus speciosus. — Hayashi 1992: 132, figs. 13, 14.— Chace 1997: 52.
Diagnosis. Rostrum moderately deep, exceeding apex of antennular peduncle, with 5–7 dorsal teeth, 2 on carapace proper, 3 or 4 ventral teeth. First segment of antennular peduncle with 3 or 4 terminal spines, stylocerite reaching second segment. Carapace with strong supraorbital tooth. Pereopods 1–3 with epipods. Pereopods 3–5 slender, with short, spinose dactyls. Merus of pereopod 3, with 4 spines; pereopod 4, with 3 or 4 spines; pereopod 5, with 1 or 2 spines. Pleura of abdominal somites 1–3 rounded, 4, 5 with small points. Telson with 4 or 5 pairs dorsolateral spines. Total length 32 mm.
Color in life. Carapace, abdomen with dark brown bands, telson dark brown, appendages brown, white (Hayashi 1992).
Habitat and depth. Rocky shores, subtidal areas, 0–57 m.
Range. Hokkaido, Siberia, Bering I., and off San Nicolas I., California. Type locality Sakhalin.