EXPLANATION OF PLATES, VOL. XII. 251 



FIGURE PAGE 



3, 4, 5. O. longa v. uhdeana Mart. Sheppard, del., . .129 



6. O. longa var. Sheppard, del., .... 126, 128 



7, 8, 9. 6. longa v. strebeli Pils. Sheppard, del., . . . 128 



PLATE 23 (Oxystyla).' 



10, 11. O. zonif'era Strebel. Sheppard, del., .... 123 



12. O. zonit'era Strebel. Beitrag Mex. Conch., . . .123 



13, 14. O. zonif'era Strebel. Biol. Centr. Amer., . . .123 



15. O. livens Shuttl. Notitiaj Malac., 118 



16, 17. O. longa uhdeana Mart. ("0. livens" F. & C.) Miss. 



Scient, Mex., 129 



18. 0. longa uhdeana Mart. ("0. livens" Strebel.) Beitrag, etc., 129 



PLATE 24 (Oxystyla DrymcBiis}. 



19-25. O. princeps deceptor Pils. Pilsbry and Sheppard, del., 116 



26. Drymaeus translucens v. subfloccosus Pils. Sheppard, d^l., 90 



27. Drymasus translucens v. subfloccosus Pils. Sheppard, del., 90 



28. Drymoeus translucens Brod. Conch. Illustr., . . .89 



29. Drymaeus translucens Brod. Conch. Icon., . . .89 



30. Dryma3us panamensis Brod. Conch. Icon., . . .90 



PLATE 25 (Oxystyla, etc.). 



31. 32. O. obducta Shuttl. Notitiaa Malac., .... 134 

 33-36. O. obducta Shuttl. Pilsbry and Sheppard, del., . . 134 

 37,38. Drymaeus nmltilineatus var. parvus Lea. Sheppard, del., 29 



PLATE 26 (Mexican Drymceus). 



1. D. dombeyanus Vtil Condi. Icon., . .33 



2, 3. D. dombeyanus Val. Biologia, 33 



4. D. dombeyanus v. alcantarae. Journ. de Conchyl., . . 33 



5. I), dombeyanus v. alcantaroe. After Strebel, . . .33 

 6-10. D. josephus Angas. Biologia 32 



11,12. D. josephus Angas. Sheppard, del., . . . .32 



13. B. zeledoni Dall ( = = D. josephus Angas). Proc. U. S. 



Nat. Mus., ... ... 32 



14, 15. Drymreus zhorquinensis Angas. P. Z. S., 1879, . 31 



PLATE 27 ( Oxystyla undata). 



16-18. O. undata Brug., typical. Trinidad. Sheppard, del., . 105 

 19, 20, 22. 23. O. undata jamaicensis Pils. Jamaica. Shep- 

 pard, del., ........ 101 



21. O. undata jamaicensis Pils. Jamaica. Notitiae Malac,., . 107 



24. O. undata reses Say. Florida, Terrestr. Moll. Ill, . 109 



25, 26. O. undata reses Say. Sugar Loaf Key, Fla. Shep- 



pard, del., ........ 109 



