COMPLETE HAIG : EASTERN PACIFIC PORCELLANIDAE 91 



Petrolisthes cinctipes, Ortmann, 1897, pp. 277, 278. Holmes, 1900, p. 

 107 (part). Lenz, 1901, p. 451 (part). Rathbun, 1904, p. 168. 

 Schmitt, 1921, p. 179, pi. 32, fig. 1; text-fig. 113. Johnson and 

 Snook, 1927, p. 351. Clemens, 1933, p. 50. MacGinltie, 1935, p. 

 713. Hewatt, 1935, p. 246; 1937, pp. 186, 187, 189; 1938, p. 

 286; 1946, pp. 193, 194, 200. Glassell, 1938a, p. 443. Ricketts 

 and Calvin, 1939, pp. 26, 44, 126, pi. 3, fig. 1. Hart, 1940, p. 89. 

 Light, 1954, pp. 183, 186, text-fig. 90f. Not Baker, 1912, p. 102; 

 not Hilton, 1916, p. 72; not Boone, 1932, p. 49, text-fig. 15. Prob- 

 ably not Caiman, 1898, p. 260, nor Taylor, 1912, pp. 191, 208. 



Probably not Porcellana eupicola, Spence Bate, 1866, p. 277. 



Previous records: 



British Columbia. Near Rose Harbor and W side Louscoone Bay, 

 Queen Charlotte Islands: C. M. Fraser (Hart). West coast Van- 

 couver Island: Esperanza Inlet; Nootka Sound; Clayoquot 

 Sound: E. G. Hart (Hart). Clayoquot Sound: C. F. Newcombe 

 (Newcombe). 



California. Humboldt County: (Holmes). Tomales Bay: W. N. Lock- 

 ington (Lockington 1878). Black Point, San Francisco Bay: 

 (Lockington 1874). Sausalito and Richmond, San Francisco Bay: 

 Albatross (Schmitt). San Francisco: Liibecker Mus. collection 

 (Lenz). Farallon Islands: Trowbridge (Stimpson 1857b). Elk- 

 horn Slough, Monterey Bay: G. E. MacGinitie (MacGinitie). Pa- 

 cific Grove: (Schmitt). Cabrillo Point, Monterey Bay: W. G. 

 Hewatt (Hewatt 1935, 1937, 1938). Monterey: Taylor (Stimp- 

 son 1857b). San Luis Obispo: Trowbridge (Stimpson 1857b). 

 Santa Barbara: (Holmes). San Miguel Island; Santa Rosa Is- 

 land: Harford (Lockington 1878). Smuggler's Cove and Pelican 

 Bay, Santa Cruz Island: W. G. Hewatt and W. Williams (He- 

 watt 1946). 



Diagnosis: Carapace granular; no epibranchial spine; front tri- 

 angular; carpus one and a half to two times as long as wide, anterior 

 margin with a distinct proximal lobe, margins converging distally from 

 its highest point; outer margin of manus with a narrow ridge; pubes- 

 cence in gape of fingers produced into a short tuft; merus of walking 

 legs unarmed, that of leg 3 inflated. 



Description: Carapace covered with fine granules, latter quite 

 distinct in some specimens, especially anteriorly; posterolateral re- 

 gions punctate; regions well marked. Frontal region strongly deflexed ; 



