Palaemonella holmesi ( Nobili, 1907 )

Wicksten, Mary K., 2012, Decapod Crustacea of the Californian and Oregonian Zoogeographic Provinces 3371, Zootaxa 3371, pp. 1-307 : 55

Palaemonella holmesi ( Nobili, 1907)

( Fig. 13F–J)

Periclimenes holmesi Nobili, 1907: 5 . Anchista tenuipes Holmes, 1900: 216 . Periclimenes tenuipes . — Rathbun 1904: 34, fig. 12. — Schmitt 1921: 39, fig. 24. Palaemonella holmesi . — Holthuis 1951: 13, pl. 3, figs. a–h; pl. 4, figs. a–i. — Word & Charwat 1976: 165. — Chace & Abbott

1980: 569. — Wicksten 1983b: 13; Wicksten 1989a: 16. — Kerstitch 1989: 78, fig. 190. — Jensen 1995: 53, fig. 96. —

Wicksten & Hendrickx 2003: 61.

Diagnosis. Rostrum exceeding scaphocerite, with 6–9 dorsal, 2–4 ventral teeth. Carapace with supraorbital, antennal, hepatic teeth. Stylocerite strong, pointed, reaching middle of basal segment of antennular peduncle, which bears anterolateral tooth. Scaphocerite with tooth exceeding blade. Pereopod 1 slender, chelate. Pereopod 2 sexually dimorphic: in mature males, very elongated, with one large tooth, 4 smaller teeth on fingers of chelae (but may be worn in old animals), gape present; more slender, shorter in females. Pereopods 3–5 slender, with simple dactyls. Abdominal somites rounded. Telson with 2 pairs dorsolateral spines, 3 pairs posterior spines. Total length to 50 mm.

Color in life. Translucent golden-brown.

Habitat and depth. Subtidal sandy or rocky bottoms, 2–90 m.

Range. San Pedro and Santa Catalina I. , California to Ecuador. Type locality Santa Catalina I. , California .

Remarks. Although not common, this species seems to be a resident in southern California.