COMPLETE HAIG : EASTERN PACIFIC PORCELLANIDAE 51 



Porcellana leporina Heller, 1862, p. 523 (type locality, Rio de Ja- 

 neiro, Brazil). 



Petrolisthes leporinus, S. I. Smith, 1869, p. 38. 



Ptrolisthes armatus, S. I. Smith, 1871, p. 92. 



Petrolisthes similis Henderson, 1888, p. 108 {fide Faxon, 1895, p. 70, 

 footnote). 



Petrolisthes iheringi Ortmann, 1897, p. 286, pi. 17, fig. 3 (type locality, 

 Sao Sebastiao, Brazil). 



Petrolisthes lamarcki van asiaticus, Borradaile, 1898, p. 464 (part). 

 Not P. lamarckii (Leach) nor P. asiaticus (Leach). 



Petrolistes armatus, Nobili, 1901b, p. 11. 



Petrolisthes armatus van pallidus Verrill, 1908, p. 291 (type locality, 

 Bermuda). 



Previous Pacific records: 

 Gulf of California. "Lower California" [probably Gulf] : Diguet 



(Bouvier). Bahia Mulege: (Lockington). Bahia Concepcion; El 



Mogote: J. Steinbeck and E. F. Ricketts (Steinbeck and Ricketts). 

 El Salvador. Puerto El Triunfo: H. Peters (Bott). Near La Union, 



Bahia de la Union: M. Boeseman (Holthuis). 

 Honduras [probably]. Golfo de Fonseca: J. A. McNeil (Smith 1871). 

 Panama. "Panama" [probably Pacific side] : Sternbergh and Rowell 



(Stimpson 1859). Isthmus of Panama: J. A. McNeil (Streets). 



Bellavista, Panama City: Askoy (Haig). Punta Patillo; Fortified 



Island; ?Isla Taboga: W. G. Van Name (Boone 1931). Isla 



Flamenco: E. Festa (Nobili). 

 Colombia. Buenaventura: H, Brattstrom and E. Dahl (Garth and 



Haig). 

 Ecuadon 01°07'N x 79°53'W: Askoy (Haig). Bahia and Punta Santa 



Elena: E. Festa (Nobili). 

 Galapagos Islands. Isla Eden: Harrison Williams Exped. (Boone 



1932). 

 Peru. Matapalo and Las Vacas near Capon: R. E. Coker (Rathbun). 



Diagnosis: Carapace granulate and plicate; a single epibranchial 

 spine present, occasionally obsolescent; front sinuously triangular; 

 carpus two to two and a half times as long as wide, anterior margin 

 with three low, wide-set teeth, a fourth occasionally present; manus 

 rather long and slender ; merus of walking legs with a row of spines on 

 anterior margin, that of legs 1 and 2 spined at posterodistal angle. 



