EXPLANATION OF PLATE 17 



Figures approximately natural size. 



Fig. 1«. Astroclapsis grandis Kew, n. sp. Cotype, specimeu 11046, Univ. 

 Calif. Coll. Invert. Pal. Upper surface of test. North of Coalinga, Fresno 

 Count}', Calif., Univ. Calif, loc. 2268. Upper San Pablo group (Santa Margarita 

 formation). Upper Miocene. 



Fig. IZ;. Astrodaysis grandis Kew, n. sp. Same specimen. Lateral surface 

 of test. 



Fig. 2. Asirodapsis whitncyi Eemond. Specimen 11036, Univ. Calif. Coll. 

 Invert. Pal. Lower surface of test. Contra Costa County, Calif., Univ. Calif, 

 loc. 1227. Upper San Pablo group. Upper Miocene. 



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