EXPLANATION OF PLATE 14 



Figures approximately natural size. 



Fig. la. Astrodaysis cierhoensis (Kew). Cotype, specimen 10061, Univ. 

 Calif. Coll. Invert. Pal. Upper surface of test. San Pablo Bay region, Contra 

 Costa County, Calif., Univ. Calif, loc. 522. Lower San Pablo group. Upper 

 Miocene. 



Fig. Ih. Astrodapsis cierhoensis (Kew). Specimen 10061. Lateral surface 

 of test. 



Fig. Ic. Astrodapsis cierhoensis (Kew). Cot3'pe, specimen 10062, Univ. Calif. 

 Coll. Invert. Pal. Lower surface of test. San Pablo Bay region, Contra Costa 

 County, Calif., Univ. Calif, loc. 526. Lower San Pablo group. Upper Miocene. 



Fig. 2a. Astrodapsis (?) pahloeitsis (Kew). Holotype, specimen 10063, Univ. 

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

 Calif, loc. 232. Lower San Pablo group, Upper Miocene. 



Fig. 2h. Astrodapsis (?) pahloensis (Kew). Same specimen. Lateral surface 

 of test. 



Fig. 2c. Astrodapsis ( •') pahloensis (Kew). Same specimen. Lower surface 

 of test. 



Fig. 3a. Astrodapsis tunndus Eemonil. Specimen 11008, Univ. Calif. Coll. 

 Invert. Pal. Upper surface of test. South side of Mount Diablo, Contra Costa 

 County, Calif., Univ. Calif, loc. 482. Upper San Pablo group. Upper Miocene. 



Fig. 3h. Astrodapsis tumidus Eemond. Same specimen. Lower surface of 

 test. 



Fig. 3c Astrodapsis tumidtis Eemond. Same specimen. Lateral surface of 

 test. 



Fig. 4o. Astrodapsis tumidus Eemond (small thick form). Holotype, speci- 

 men 11006, Univ. Calif. Coll. Invert. Pal. Contra Costa County, Calif., Univ. 

 Calif, loe. 56. Upper surface of test. Upper San Pablo group. Upper Miocene. 



Fig. 45. Astrod-apsis tumidis Eemond (small thick form). Same specimen. 

 Lateral surface of test. 



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