PLATE 1

 

FIGURES

 

1, 3, 7. Crassatella meganosensis (Clark and Woodford).

1, 3. Paratype UCMP 31284 (x2.0). Meganos Formation, California. Paleocene.

7. Holotype UCMP 31283. Meganos Formation, California. Paleocene.

 

2. "Crassatellites brainerdi Dickerson"

Holotype UCMP 11757. Martinez Formation, California. Eocene.

 

4, 5. Crassatella granti Wiedey

Holotype SDNM 40. Vaqueros Formation, California. Oligocene and Miocene.

 

6, 8. Crassatella stewartvillensis (Dickerson)

Holotype UCMP 11668. Martinez Formation, California. Paleocene.

 

9, 10. Crassatella mulates M.A. Hanna

Holotype UCMP 31006. Rose Canyon Shale, California. Eocene.