58 U.S. NATIONAL MUSEUM BULLETIN 264 



MCZ 921 (5 alcohol), Blake Sta. 147, off St. Kitts, 250 fms. 



MCZ 922 (1 alcohol), Blake Sta. 139, off St. Cruz, 451 fms. 



MCZ 923 (1 alcohol), Btofee Sta. 226, off St. Vincent, 424 fms. 



MCZ 924 (2 alcohol), Blake Sta. 129, off St. Cruz, 314 fms. 



MCZ 926 (1 alcohol), Blake Sta. 227, off St. Vincent, 573 fms. 



MCZ 927 (1 alcohol), Blake Sta. 192, off Dominica, 138 fms. 



MCZ 928 (1 alcohol), Blake Sta. 246, off Grenada, 154 fms. 



MCZ 929 (8 alcohol), Blake Sta. 153, off Montserrat, 303 fms. 



MCZ 930 (1 alcohol), BtofeeSta. 150, off Nevis, 375 fms. 



MCZ 931 (7 alcohol), Blake Sta. 154, off Montserrat, 298 fms. 



MCZ 932 (4 alcohol), Blake Sta. 258, off Grenada, 159 fms. 



MCZ 933 (8 alcohol), Blake Sta. 148, off St. Kitts, 208 fms. 



Phormosoma tenuis A. Agassiz 



Proceedings of the American Academy of Arts and Sciences, vol, 14, 

 p. 292, 1879. 



- Tromikosoma tenue (Agassiz) — see Mortensen's Monograph of the 

 Echinoidea, vol. 2, p. 171. 



Syntype: 



MCZ 872 (1 dry), C/wZ/er^er Sta. 237, off Yokahama, Japan, 1,875 fms. 



Phryssocystis aculeata a. Agassiz 



Bulletin of the Museum of Comparative Zoology at Harvard, vol. 32, 

 p. 89, pi. 12, figs. 1-7, 1898. 



Syntype s: 



MCZ 2839 (3 dry). Albatross, near Cocos Island, 5°30'N., 86045'W., 

 1,067 fms. 



Phrissocystis multispina A. Agassiz and H. L. Clark 



Bulletin of the Museum of Comparative Zoology at Harvard, vol. 50, 

 no. 8, p. 252, 1907. 



Syntype s: 



USNM E835 (dry spines), Hawaii, Albatross, 1902. 



USNM E930 (dry fragments), see above. 



USNM 4321 (1 dry), Hawaii (exact locality not known). 



USNM 4398 (1 alcohol), same as 4321. 



Phyllacanthus magnificus H. L. Clark 



Records of the Western Australian Museum, vol. l,p. 158, pi. 26, 1914. 



