EXPLANATION OP PLATES. 365 



FIGURE PAGE 



11. G. munita Reib. Narborough. 108517 U. S. N. M. .. 96 



12-14. G. clausa Beibisch. Abingdon. 108516 U. S. N. M. 99 



PLATE 20. Gastrocopta. 



I, 2. G. chichijimana Pils. Type. 80325 105 



3, 6. G. c. ogasawarana Pils. Type. 83224 106 



4, 5. G. boninensis Pils. Type 107 



7, 9, 10. G. armigerella Reinh. Miyakejima. 85789 107 



8. G. armigerella (atoma Hde.). Shanghai. 64107 109 



II. G. armigerella Reinh. Kunchan. 80992 107 



PLATE 21. Gastrocopta. 



I. G. armigerella hachijoensis Pils. Hachijojima. 83395. 109 



2-4. G. coreana Pils. Kojeto, Korea. 95775 109 



5-7, 10. G. hirasei Pils. China. 94774 110 



8, 9. G. monadicula Hde. After Heude Ill 



II. G. theeli West. After Westerlund 118 



12. G. ejecta B. & D. After Bavay and Dautzenberg. . . . Ill 

 13, 14. G. baudoni Mich. Pliocene, Hauterive. 4257 . . . 114 



15, 16. G. huttoniana Bens. Kashmir. 84272 137 



17. G. huttoniana Bens. Conch. Indica 137 



PLATE 22. Gastrocopta. 



1, 2, 4. G. dupuyi Mich. Pliocene, Hauterive 113 



3. G. klunzingeri Jick. Abyssinia 120 



5, 6. G. pleimesi Jick. After Jickeli 119 



7. G. hermosa Jouss. After Jousseaume 121 



8, 10, 13. G. acarus Bens. Fogo, Azores. 97279 122 



9. G. microbus Morel. After Dautzenberg 123 



11, 12. G. flocculus Morel. After Morelet 124 



13. G. acarus Bens. Fogo, Azores. 97279 122 



14-16. G. damarica Anc. Pienaar's Poort. 106484 125 



PLATE 23. Gastrocopta. 



1, 4. G. seignaciana Cr. Nossi-Be. 22926 128 



5. G. tripunctum Morel. After Morelet 130 



6. G. seignaciana Cr. After Crosse 128 



7, 12. G. tripunctum Morel. Mayotte. 22927 130 



8. G. microscopica Marts. Mauritius. 64102 131 



9. G. lienardiana Crosse. Bourbon 132 



10. G. lienardiana Crosse. After Crosse 132 



11. G. 1. eudeli Pils. Bourbon. 64091 133 



12. G. tripunctum Morel. Mayotte. 22927 130 



