380 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL.21 



Localities subsequently reported, with collectors: Gulf of California, 

 Mexico: El Mogote, Steinbeck and Ricketts (Steinbeck and Ricketts) ; 

 Arena Bank, Zaca (Crane, 1937). Mexico south of Cape Corrientes: 

 Clarion Island, Chamela Bay, and Port Guatulco, Zaca (Crane, 1947) ; 

 Acapulco, M. Cardenas (Buitendijk) ; [To France:] Clipperton Island, 

 Houston (Schmitt). Costa Rica: Port Parker, Port Culebra, Jasper 

 Island, and Uvita Bay, Zaca (Crane, 1947). Panama: Bay of Panama, 

 F. H. Bradley (A. Milne Edwards) ; Taboga Island, St. George (Fin- 

 negan) ; Pearl [Perlas] Islands, S. W. Garman (Rathbun, 1925) ; 

 Guayabo Chiquito, Askoy (Garth, 1948). Colombia: Humboldt Bay, 

 Utria Bay [Port Utria], Askoy (Garth, 1948) ; Gorgona Island, St. 

 George (Finnegan), Zaca (Crane, 1947), Askoy (Garth, 1948). Ecua- 

 dor: La Plata Island, Askoy (Garth, 1948). Galapagos Islands: Albe- 

 marle Island, Hopkins-Stanford Expedition (Rathbun, 1902b) ; Hood 

 Island, Arcturus, types of Telcophrys diana (Boone) ; Floreana 

 [Charles] Island, A. Wollebaek (Sivertsen, as T. diana) ; Indefatigable 

 Island, R. Blomberg (Hult, as T. diana) ; James Island, Houston 

 (Schmitt) ; Barrington, Duncan, Seymour, Tower, and Bartholomew 

 Islands, Velero III (Garth, 1946). 



Atlantic analogue: Teleophrys pococki Rathbun. 



Diagnosis: Second free antennal segment long and cylindrical. Front 

 low to medium height, arching, lobes widely separated. Anterior bran- 

 chial region prominent and crowded forward toward smaller hepatic 

 region. Propodus without a lateral flange, sometimes with a small tuber- 

 cle or spine. Tip of male first pleopod short and stout, subterminal lobe 

 pointed. 



Description: Carapace subtriangular and heavy, but little convex; 

 rounded on the sides and behind. Front narrow, the rostrum very short 

 and bifid. Preorbital angle rounded. Basal article of the external antennae 

 narrowed in front, and bearing two tubercles, one occupying its antero- 

 external angle ; a third tubercle on the carapace a little behind the inner 

 orbital margin. Supraorbital margin entire ; however, with traces of two 

 small fissures. Carapace a little nodose; the projecting portions bearing 

 scattered granulations or a few tubercles. Anterolateral margins cut into 

 four teeth, teeth, with the exception of the last, rounded and tuberculi- 

 form, last tooth smaller and more pointed than the preceding ones. 



Merus of the external maxilliped truncate at its internal angle to 

 receive the palp ; its external angle dilated ; the exognath broad. Finally, 



