364 EXPLANATION OF PLATES. 



FIGURE PAGE 



8. G. longurio Cr. After Crosse 82 



7, 10. G. pelluoida biminiensis Pils. Rosario, Cuba 78 



11-13. G. pellucida biminiensis Pils. South Bimini Cay. 



114028 78 



PLATE 16. Gastrocopta. 



1-27. G. pellucida hordeacella Pils. Localities on p. 80. . 78 

 Figures drawn to one scale, by E. G. Vanatta. 



PLATE 17. Gastrocopta. 



1, 2. G. pellucida hordeacella Pils. Drift of Pecos River, 



Texas. 90494 78 



3. G. pellucida hordeacella Pils. New Braunfels, Texas. 



60460 78 



4. G. pellucida hordeacella Pils. Guajadami, L. Cal. 



190397 U. S. N. M 78, 80 



5. 6. G. polyptyx Pils. St. Thomas. 60547 89 



7. G. polyptyx Pils. Jamaica. 10035 89 



8. G. pellucida parvidens St. Jerome, Arizona. 78717 . . 80 



9. G. oblonga Pfr. After Kuster 90 



10. G. uodosaria Orb. After d 'Orbigny 94 



11, 12. G. barbadensis solitaria Smith. After E. A. Smith. 88 



13. G. pazi Hidalgo. After Hidalgo 102 



14. G. oblonga Pfr. Fortaleza. 171445 U. S. N. M 90 



15. G. oblonga Pfr. Para. 91128 90 



16. G. iheringi Sut. Paratype. 22940 101 



PLATE 18. Gastrocopta. 



1, 3. G. barbadensis Pfr. Barbados. 85464 83 



2. G. barbadensis Pfr. Barbados. 57202 83 



4, 5. G. barbadensis Pfr. Guadalupe. 59903 83 



6. G. b. crassilabris Pils. Somerset, Bermuda. 101752&. 85 

 7-9. G. b. crassilabris Pils. Mangrove Cay, Andros. 180645 



U. S. N. M 85 



10, 12. G. barbadensis Pfr. Varadero Park, Cuba 83, 85 



11. G. uvulifera Guppy. After E. A. Smith 87 



PLATE 19. Gastrocopta. 



1-3, 6, 8. G. muirita Reib. Albemarle. 215785 U. S. N. M. 96 

 4, 5. G. pfeifferi Bttg. (== rnumta) . After Boettger ... 96, 98 



7. G. munita Reib. After Reibisch . 96 



9. G. elausa Reib. After Reibisch 99 



10. G. munite, Reib. Iguana. Cove. 215782 U. S. N. M. 96 



