NO. 5 CLARK : ECHINI OF WARMER EASTERN PACIFIC 351 



1928a. A Monograph of the Echinoidea, vol. I: Cidaroidea, 551 pp., 88 pis., 



173 figs. 



1935. A Monograph of the Echinoidea, vol. II, 647 pp., 89 pis., 377 figs. 



1940. A Monograph of the Echinoidea, vol. Ill, pt. 1, 370 pp., 77 pis., 197 figs. 



1942. New Echinoidea. Vidensli. Medd., Naturh. Foren., vol. 106. 



1943. A Monograph of the Echinoidea, vol. Ill, pt. 2, 553 pp., 56 pis., 321 figs. 

 1943a. A Monograph of the Echinoidea, vol. Ill, pt. 3, 446 pp., 66 pis., 215 figs. 



Stimpsov, William 



1857. Crustacea and Echinodermata of the Pacific Shores of North Anaerica. 

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Valenciennes, A. 



1846. Voyage de "Venus": Zoophytes, pis. 1-15. 



Verrill, a. E. 



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ZlESENHENNE, FrED C. 



1937. Echinoderms from the West Coast of Lower California, the Gulf of 

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1941. Some Notes on the Distribution Records of Little Known Southern Cali- 

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