486 The Molluscan Family Plauorbidae 



PLATE 125 



Shells of Planorbidae 



1,4,6,7. Drepanotrcma lucidum (Pfeiffer). Lagumi del Bili, Alacranes Mts., Cuba. 



M.C.Z., 129991. 

 2,3. Drepanotrema lucidum (Pfeiffer). St. Louis, Dejit. du Sud, Haiti. Immature 



shells. U.S.N.M., 402809. 

 5. Drepanotrema Incidum (Pfeiffer). Maggoty, St. Elizabeth, Jamaica. IT .S.N. M., 



376088. 



8. Drepanotrema lucidum (Pfeiffer). Jamaica. {^^ Pkntorbis redfieldi C. B. Adams.) 



Lea Collection. Possibly part of original lot of redfieldi. U.S.N.M., 94757. 



9, 10. Drepanotrema lucidum (Pfeiffer). Jealousy Stream, St. Croix. U.S.X.M., 423966. 

 11-17. Drepanotrema lucidum (Pfeiffer). Large variety with closely coiled whorls. 



Half mile NE of Orange Creek, Cat Island, Bahamas. M.C.Z., 107179. 

 18-21. Drepanotrema melleum (Lutz). Rio de Janeiro, Brazil. U.S.N.M., 535918. 



All figures are enlarged about four diameters 



