PLATE 15 



la, lb. Luclna pennsylvanlca Linn6. Lantana, Florida, 2 inches, p. 46. 

 2. Luclna floridana Conrad. Sanibel, Florida. 34 mm. p. 46. 



3a, 3b. Luclna muricata Spengler. Jamaica. 18 mm. p. 46. 



4. Loripinus schrammi Crosse. Sanibel, Florida. 3 inches, p. 48. 



5. Luclna amiantus Ball. Sanibel, Florida. 6 mm. p. 47. 



6. Codakia orbiculata Montagu. Barnes Sound, Florida. 13 mm. p. 47. 



7. Loripinus chrysostoma Philippi. Lake Worth, Florida. 2 inches, p. 47. 



8. Luclna filosa Stimpson. Off Portland, Maine. 1.5 inches, p. 46. 



9. Codakia costata Orbigny. Bermuda. 13 mm. p. 47. 



180 



