CATALOG OF RECENT ECHINOID TYPE SPECIMENS 41 



Histocidaris magnifica Mortensen 



U.S. National Museum Bulletin 100, vol. 6, pt. 4, p. 245, pis, 48-49; 

 pi. 76, figs. 1-3, 1927. 



Holotype: 



USNM E1342 (dry). Albatross Sta. 5547, Tulayan Island, near Jolo, 

 6O09'20"N., 12lOl3'40"E., 283 meters, Sept. 15, 1909. 



Holopneustes pycnotylus H. L. Clark 



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

 no. 4, p. 334, pi. 104, fig. 4; pi. 112, figs. 6-9, 1912. 

 = Holopneustes inflatus Lutken--see Mortensen' s Monograph of the 

 Echinoidea, vol. 3, no. 2, p. 218. 



Holotype: 



MCZ 1558 (dry). Port Jackson, New South Wales. 



Paratypes: 



MCZ 1559 (13 dry), same as 1558. 



Homolampas falm A. Agassiz. 



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

 p. 209, 1879. 



Syntype: 



MCZ 2828 (1 dry). Challenger Sta. 271, Pacific Ocean, northwest of 

 the Marquesas, 2,425 fms. 



Homolampus hastata A. Agassiz 



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

 p. 81. pi. 11, fig. 1, 1898. 



Syntype s: 



MCZ 2829 (1 dry), Albatross Sta. 3363, off Cocos Island, 978 fms., 

 1891. 



MCZ 4318 (2 dry), Albatross Sta. 3365, eastern Pacific northeast of 

 Cocos Island, 1,000 fms., 1891. 



Homolampas lovenoides Mortensen 



U.S. National Museum Bulletin 100, vol. 14, pt. 3. p. 117, 1948. 



Holotype: 



USNM E7150 (dry). Albatross Sta. 5650, Lamulu Point, Gulf of Boni, 

 4°53'45"S., 12l029'E., 988 meters, Dec. 17, 1909. 



Hygrosoma aethiopicum Doderlein 



Zoologischer Anzieger, vol. 28, p. 621, 1905. 

 = Hygrosoma hoplacantha (Wyville- Thomson)- -see Mortensen' s Mono- 

 graph of the Echinoidea, vol. 2, p. 208. 



Syntype: 



MCZ 867 (1 dry), off east coast of Africa, 5°24'S., 39°20'E., 455 fms., 

 Valdina collection. 



