112 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL.21 



spinulous; manus hairy, somewhat inflated, ringers gaping at base, gape 

 suboval. First ambulatory leg of male no more than twice the length of 

 carapace; legs two to four decreasing regularly in length, carpi and 

 propodi of approximately equal length and thickened distally. Each 

 dactyl, including that of the first leg, strongly curved, armed with about 

 a dozen cylindrical spinules in a double row, regularly spaced and 

 equally advanced excepting the most distal, which is twice as long as 

 the others and extends downward almost as far as the curved, amber 

 nail (see PL G, fig. 6). Dactyl of first leg equal to three-fifths length 

 of propodus ; dactyl of fourth leg equaling three-fourths propodal length. 



Sternal plates smooth, not deeply separated from each other ; sternum 

 of male bearing two whitened tubercles in advance of abdomen. Two 

 smaller but similar tubercles in sequence on outer surface of third maxil- 

 lipeds. First segment of male abdomen with two small tubercles followed 

 by a median tubercle ; abdomen widest opposite second segment, narrow- 

 ing abruptly to middle of fifth segment; sides subparallel to middle of 

 coalesced sixth and seventh segments ; tip triangular. 



Female carapace foreshortened; cheliped lacking roughness of male; 

 chelae slender, dactyls meeting without gape; sternum lacking paired 

 tubercles. 



Material examined: In addition to the type series from the Tres 

 Marias Islands, Mexico, the writer has before him an additional 13 

 specimens from Hancock expedition stations ranging from Los Frailes, 

 Gulf of California, Mexico, to La Plata Island, Ecuador (see Table 

 17), plus one specimen collected by E. Y. Dawson at Barra Navidad, 

 Jalisco, one specimen collected by C. L. Hubbs at Acapulco, Mexico, 

 and four specimens from three Askoy expedition stations in Colombia 

 and Ecuador (Garth, 1948, p. 22). 



Measurements: Male holotype: length, including rostrum, 7.3 mm, 

 rostrum 1.7 mm, width 5.25 mm, cheliped 7.0 mm, chela 3.0 mm, 

 dactyl 1.6 mm, first ambulatory leg 14.0 mm, dactyl 1.7 mm, second, 

 third, and fourth ambulatory legs 10.0, 8.8, and 7.5 mm, respectively. 

 Female allotype: length 5.7 mm, width 4.3 mm, first ambulatory leg 

 10.8 mm. 



Habitat : An Viva association is mentioned in one instance. 



Depth: 1-15 fathoms. 



Remarks: A male specimen from La Plata Island, Ecuador, sent to 

 M. J. Rathbun in 1936, was returned labeled Podochela hemphilli 

 (Lockington). It was not until 1938 that ovigerous females were ob- 

 tained which demonstrated that specimens of 6 and 7 mm length were 



