PLATE II. 



Fig. 22. Dentaliuni dispar Sowb. From PiLSBRY 



F"ig. 23. Dentaliuni dispar Sowb. From Conch. Icon. 



Fig. 24, 25. Dentaliiim dipsyclia P. & Sh. From PiLSBRV. 



Fig. 26. Dentaliuvi conspiciuiin Melv. (From PiLSBRV) [= D. quadrapicale Sowb.). 



Fig. 27. Dentaliuni subtorquatum Fisch. From Journ. de Conch. 



F'ig. 28. Dentaliuvi subrectuin Jeftreys. From PiLSBRV. 



Fig. 29. Dentaliuni bisinuatuni Andre. From PiLSBRV. 



Fig. 30. Dentaliuni Hungerfordi P. & Sh. From Proc. Zool. Soc. 1SS8. 



Fig. 31. Dentaliuni eburneuni L. From Conch. Icon. 



F'g- 32, 32«. Dentaliuni niagnificuni Smith. From Alcock. 



Fig- 33' 33''- Dentaliuni longitrorsuni Reeve. From Conch. Icon. 



F'g- 34> 35- Dentaliuni stenoschizuni P. & Sh. From PiLSBRV. 



Fig. 36. Dentaliuni aciculuni Gould. From PiLSBRV. 



F'&- Z7- Entalina niirifica Smith. From Ann. & Mag. 



Fig. 3Ö. Entalina plataniodes Wats. From Chall. Rep. 



Fig. 39. Dentaliuni acutissiniuni Wats. From Chall. Rep. 



