EXPLANATION OF PLATES. 367 



FIGURE PAGE 



PLATE 27. Gastrocopta. 



1-4. G. hedleyi Pils. Cotypes. 63279 166 



5, 6. G. nmssoni Pils. Type. 115541 167 



7, 8, 10. G. m. macrodon Pils. Type. 63068 164 



9. G. macleayi (= macdonneUi). 115542 162 



11, 12. G. macdonneUi. 115538 162 



PLATE 28. Gastrocopta, Gibbulina, Bothriopupa. 



1. Gastrocopta wolfii Mill. Duran, near Guayaquil 94 



2,3. Gastrocopta wolfii Mill. Ecuador. 307631 U. S. 



N. M 94 



4. Gastrocopta wolfii Mill. After Miller 94 



5, 6. Gibbulina infundibuliformis Orb. After d 'Orbigny. 6 



7. Bothriopupa conoidea Nc. Cariaquita. 105199 231 



8, 11. Bothriopupa conoidea Nc. Demerara 231 



9. 10. Bothriopupa breviconus Pils. Guatemala. 107534. 230 

 12-14. Bothriopupa geminidens Pils. Type and para- 



typ^s. 105200 228 



PLATE 29. Bothriopupa, Gastrocopta. 



1. Bothriopupa leucodon Morel. After Fischer & Crosse. 232 



2. Bothriopupa variolosa Gld. Big Pine Key, Fla. 104026. 230 



3. Bothriopupa variolosa Gld. Little Marco, Fla. 92889. 230 



4. Bothriopupa leucodon Morel. Specimen 232 



5. 7. Bothriopupa tenuidens Ad. Mandeville, Jamaica. 



101497 229 



6. Bothriopupa tenuidens Ad. Jamaica 229 



8. Gastrocopta bathyodon Bens. After Conch. Indica . . . 136 



9. Gastrocopta avanica Bens. After Conch. Indica 138 



10. Gastrocopta barrackporensis Gude. After Conch. In- 



dica 135 



11-13. Bothriopupa tenuidens Ad. Cariaquita. 105199.. 229 



PLATE 30. Gastrocopta. 



1. G. larapinta deserti Pils. Forrest River. 115540 170 



2, 3. G. larapinta deserti Pils. Central Australia. 72481. 170 



4. G. mooreana Smith. After B. A. Smith 160 



5-7. G. larapinta Tate. Paratypes from Prof. Tate 168 



8. G. mussoni ( ?). Calliungal. 115631 168 



9. 11. G. larapinta Tate. Central Australia. 72478 168 



10. G. larapinta Tate. After Tate 168 



12. G. tatei Pils. Type 165 



