536 



BULLETIN 10 0, UNITED STATES NATIONAL MUSEUM 



albifrons, Mastogloia, 90. 

 albina, Cochlostyla, 451. 



Cochlostyla (Eudoxus), 451. 

 albinus, Bulimus, 451. 

 albolabris, Cochlostyla (Chrysallis) , 492, 

 493. 



Cochlostyla (Chrysallis) albolabris, 

 493, 494. 

 Alloioneis, 94. 



grundleri, 105. 

 Allonitzschia, 16. 



munifica, 16, 176. 

 alternata, Amphora, 18, 176. 

 ambigua, Navicula, 89. 

 ambiguus, Campylodiscus, 48, 52. 

 amblyceros, Actinoptychus, 14. 

 ambulonensis, Cochlostyla (Prochilus) 



fictilis, 467, 468. 

 americana, Podocystis, 140. 

 americanum, Syringidium, 160. 

 amoenus, Aulacodiscus, 32. 

 Ampelita, 378. 



amphiceros, Rhaphoneis, 142. 

 Amphidromus, 378, 5C0. 



calobapta, 456. 



calobaptus, 456. 



cincinniformis, 440, 441. 



quadrasi, 500. 



versicolor, 500. 



virgatus, 456. 

 Amphipentas, 34, 165. 



campechiana, 34. 



godeffroyi, 34. 



quinquelobata, 34. 

 Amphiprora, 16, 17, 26, 173. 



limpida, 16, 176. 



membranacea, 173. 



o'swaldii, 17, 176. 



paludosa, 17. 



pelagica, 17. 



plicata, 17. 



temperei, 17. 

 Amphitetras, 34, 165. 



graeffeiana, 164. 

 Amphora, 2, 17, 20, 26. 



alata, 8, 17. 



alternata, 18, 176. 



anceps, 18, 176. 



angusta, 18, 21. 



arcuata, 18. 



arenaria, 19. 



areolata, 27. 



biconvexa, 19. 



bigibba, 19. 



camelus, 19, 28. 



clara, 19. 



clathrata, 19, 176. 



compacta, 19, 176. 



corpulenta, 18, 20. 



costata, 20, 21. 



crassa, 8, 20. 



crassa campechiana, 7, 20. 



cucumeris, 20, 176. 



cymhelloides, 18. 



cymbifera, 20, 21. 



delphinia, 22. 



dichotoma, 21, 176. 



diducta, 21. 



Amphora dorsalis, 28. 



dromas, 19. 



dura, 22, 176. 



egregia, 8, 19, 22. 



erebi, 21. 



exsecta, 8, 22. 



flexa, 22, 176. 



formosa, 8, 23. 



furcata, 8, 23. 



fusca, 8, 23. 



gibba, 8, 23. 



gigantea, 8, 23. 



graeffei, 23. 



grevilleana, 23. 



grundleri, 8, 23. 



henshawii, 23, 176. 



honshuensis, 25. 



hyalina, 24. 



inflata, 8, 24. 



interrupta, 24. 



intersecta, 24, 176. 



labuensis, 27. 



lineata, 24. 



lineata constricta, 24. 



lunaris, 24, 176. 



magnifica, 25, 176. 



milesiana, 25. 



monilifera, 25. 



nodosa, 25, 176. 



obesa, 25. 



obtusa, 22, 25. 



obtusa oceanica, 25. 



ocellata, 25. 



ocellata cingulata, 25. 



oculus, 25. 



ostrearia vitrea, 25. 



ovalis, 25. 



pauca, 25, 176. 



pecten, 26. 



pellucida, 27. 



permagna, 26. 



philippinica, 24. 



polyzonata. 26. 



praevalida, 19, 26. 



prismatica, 26. 



proteus, 26, 27. 



pulchra, 26, 176. 



recessa, 27, 176. 



rectangularis, 27. 



rhombica, 27. 



sarniensis, 28. 



scabriuscula, 22. 



scalaris, 26. 



schmidtii, 8, 27. 



sima, 27, 170. 



sinuata, 28. 



spectabilis, 21, 23. 



spectabilsi, 6. 



terroris, 21. 



tetragibba, 28. 



tumulifer, 28, 176. 



turgida, 28. 



virgata, 24. 



weissflogii, 28. 

 Amphoropsis, 173. 

 anceps, Amphora, 18, 176. 



Campylodiscus, 49, 158. 



Stictodiscus, 166. 



