INDEX I7 1 



Zonites stearnsii (44) Zonitoides pugetensis 43 



viridulus (38), 39 randolphi 43 



Zonitidse 35 Zoogenites 21 

 Zonitoides 42 harpa 12, 21, 22, 122 



arboreus 42 Zua lubrica (33) 



milium (43) lubricoidea (33) 



minusculu* 43 Zurama (22) 



nitiduc 42 



