- ISO - 



sand, Florida (Dall, 1^98). lo^r/er Miocene: Bowden beds, Bowden, 

 Jamaica (Dall, 1898). Miocene.- Yorktovm formation, Virplnia 

 fw-ardner, Tj5S.) Duplin formation, ITortli Carolina (Conrad, 1845, 

 Dall, 1898, Gardner Mss.). Brunswick River bed, Georgia (Gardner, 

 Hss.). Pliocene.- Oaloosahatchie ifiarl, ?lorida (Dall, 1898). 

 ■Tacoama-/.' forrxiation, ITorth Carolina (Dall, 1898, Gardner, Mss.); 

 South Carolina, (Gardner, Lies.). Croat an formation, Ilorth O|i.roli- 

 na (Gardner , !:ss.)'^^ Pleistocene.- Sirmon's Bluff, South Caroli- 

 na (Gardner, I.Iss.). Labelle, Florida. Recent.- Hatteras to 

 ?emando IToronha, Brazil and east to Bermuda in 10 to 55 fathoms. 



