NO. 3 DEICHMANN : HOLOTHURIOIDEA ; PART I, DENDROCHIROTA 65 



190-34. January 26, 1934. Lat. 0°55'S., Long. 90°30'W., 58-60 fms. 

 Sand. 



Pentamera chiloensis (Ludwig) 

 Thyone neofusus, new species 

 Phyllophorus zacae Deichmann 



209-34. February 9, 1934. North of Point Sta. Elena, La Libertad, 

 Ecuador, 8-10 fms. 

 Pentamera chiloensis (Ludwig) 



212-34. February 10, 1934. La Plata Island, Ecuador, dredging, 

 45-55 fms. Sand, shale, rock, mud. 

 Psolidium eubullatum, new species 



213-34. February 10, 1934. La Plata Island, Ecuador, 7-10 fms. 

 Pentamera chiloensis (Ludwig) 

 Thyonepsoliis hancocki, new species 

 Psolidium eubullatum, new species 

 Psolidium ekmani, new species 

 Psolus diomedeae Ludwig 



244-34. February 21, 1934. Bahia Honda, Panama, dredging between 

 Medidor and Pacora islands, 30-35 fms. 

 Thyonacta mexicana, new species 



245-34. February 21, 1934. Bahia Honda, Panama, dredging off north- 

 west point of Pacora Island, 15-25 fms. 

 Thyone bidentata, new species 



249-34. Februaiy 22, 1934. Bahia Honda, Panama, dredging in 15-20 

 fms. Outside of island, south of bay. Rock. 

 Thyone bidentata, new species 



251-34. February 22, 1934. Secas Islands, Panama, dredging south and 

 west of group in 15 fms. Rock. 

 Thyone bidentata, new species 



259-34. Februaiy 28, 1934. Tangola Tangola, Mex., 15-20 fms. 

 Leptopentacta panamica, new species 



261-34. March 1, 1934. Tangola Tangola, Max., 15-20 fms. 

 In coral. 



Cucumaria calif ornica Semper 

 Euthyonidium ovulum (Selenka) 

 Thyonepsolus beebei Deichmann 



