66 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 8 



264-34. March 2, 1934. South and west of White Friar Island, Petat- 



lan Ba3% Mex., 25 fms. 



Pachythyone pseudolugubris, new species 



Pentacta peruana (Semper) 

 272-34. March 4, 1934. Tenacatita Bay, Mex., dredging in 25 fms., 



between white rocks and bay. Coarse sand. 



Thy one parafusiis, new species 

 275-34. March 4, 1934. Off Navidad Head, Tenacatita Bay, Mex., 



25-35 fms. 



Leptopentacta panamica, new species 



Thyone bidentata, new species 



Thy one parafusus, new species 

 281-34. March 7, 1934. West coast of L. Calif., Santa Maria Bay, 



35-40 fms., 1 mile west of Hughes Point. 



Leptopentacta nova, new species 

 283-34. March 9, 1934. Off Thurloe Point, Thurloe Bay, west coast 



of L. Calif., 8-10 fms. 



Cucmnaria crax, new species 



Pachythyone lugubris (Deichmann) 



Thyonepsolus beebei Deichmann 

 286-34. March 9, 1934. Thurloe Point, west coast of L. Calif. Shore 



collecting. 



Cucumaria californica Semper 

 287-34. March 10, 1934. Cerros Island, west coast of L. Calif., 10-15 



fms. (close to kelp beds). 



Pachythyone lugubris (Deichmann) 

 315-35. December 8, 1934. Indefatigable Island, opposite Gordon 



Rocks. In corals. 



Pentamera chierchia (Ludwig) 

 365-35. January 10, 1935. Off southeast corner of Lorenzo Island, Cal- 



lao, Peru, 10 fms. 



Cucumaria dubiosa Semper 

 366-35. January 10, 1935. Between rocks south of Lorenzo Island, 



Callao, Peru. 



Cucumaria dubiosa Semper 

 375-35. January 13, 1935. Independencia Bay, Peru, shore. 



Pattalus mollis Selenka 

 384-35. January 14, 1935. Independencia Bay, Peru, 5 fms., % mile off 



shore, east side of bay. 



Cucumaria dubiosa Semper 



