CATALOG OF RECENT ECHINOID TYPE SPECIMENS 59 



Sjmtype: 



MCZ 3900 (1 dry), near Freemantle, Western Australia, 1912. 



Phyllacanthus thomasii A. Agassiz and H. L, Clark 



Memoirs of the Museum of Comparative Zoology at Harvard, vol. 34, 

 no. 1, p. 15, pis. 27-29, 1907. 



- Actinocidaris thomasi (Agassiz and Clark) — see Mortensen's Mono- 

 graph of the Echinoidea, vol. 1, p. 412. 



Lectotype and Syntype: 



USNM 27311 (2 dry). Albatross Sta. 4046, west coast of Hawaii, 71-147 

 fms., July 11, 1902. Large specimen is the lectotype, designated by 

 Mortensen (Monograph, vol. 1, p. 412). 



USNM 27310 (1 dry), Albatross Sta. 4062, northeast coast of Hawaii, 

 83-113 fms., July 18, 1902. 



USNM 27312 (1 dry). Albatross Sta. 3838, south coast of Molokai, 

 Hawaii. 92-212 fms., Apr. 4, 1902 {= Stylo cidar is rufa, see Morten- 

 sen, op. cit.). 



USNM 27313 (1 dry). Albatross Sta. 3863, between Molokai and Maui, 

 Hawaii, 127-154 fms., Apr. 10, 1902. 



USNM 27409 (1 alcohol). Albatross Sta. 3863, see above. 



USNM 27446 (1 alcohol). Albatross Sta. 3823, south of Molokai, Hawaii, 

 78-222 fms., Apr. 1, 1902. 



USNM 27447 (1 alcohol). Albatross Stai. 4062, see above. 



MCZ 315(1 dry), Albatross Sta. 4046, see above. 



MCZ 316 (1 dry). Albatross Sta. 4062, see above. 



MCZ 281 (1 alcohol). Albatross Sta. 4062, see above. 



MCZ 480 (1 dry), A Z 5a ^ross Sta. 3863. see above. 



Plagiobrissus pacificus H. L. Clark 



Zoologica, vol. 25, p. 351, pi. 2, figs. 3-4, 1940. 

 = Plagiobrissus (Rfiabdobrissus) pacificus Clark- -see Mortensen's Mon- 

 ograph of the Echinoidea, vol. 5, no. 2, p. 502. 



Holotype: 



MCZ 7625 (dry), Zaca Sta. 224, Hannibal Bank, Panama, 34-40 fms.. 

 Mar. 20. 1938 



Paratype: 



MCZ 7647 (1 dry), same as 7625. 



Plesiozonus diomedeae Mortensen 



U.S. National Museum Bulletin 100, vol. 14. pt. 3, p. 118, 1948. 



263-495 O - 68 - 5 



