24 Bulletin 8 190 



Explanation of Plate 4. 



(5) 



Page. 

 Fig. I. Eucheilodon creno-carinatus Heilp 5, 171. 



2. Sju'cula gabbi Con. (eroded specimen) " " 



3. Ple2irotoina venusta Heilp " " 



4. Cormdina armigera Con. var 6, VJT,, 



5. Cylichna aldrichi I^angdon 7, 173. 



6. Scala oSlolineata Con " " 



a. Base of a second specimen. 



7. Tuba antiquata Con. (young) " " 



8. Solariorbis subangulahis Meyer, var 6, 17^. 



