REFERENCE TO PLATES. 



223 



Orobia, Albers = Macro- 



chlamys, Benson. 

 Orpiella* Gray, . . .7, G8 

 Oxytes, Pfeifler, . . . 9, 129 

 Pachystyla, Morch, . .5, 24 

 Patulopsis, Strebel, . 12, 188 

 Petasia, Beck = Conulus, 



Fitz. 



Phacussa, Hutton, . 11,181 

 Polita, Held, . . 10, 145, 220 

 Proserpinula, Albers, 12,201 

 Pseudoh} r alina, Morse, 13, 201 

 Psyra, Hutton, . . 14, 211 

 Pycnogyra, Strebel, 13, 204 

 Pyrrha, Hutton, . . 14, 211 

 Retinella, Shuttl. 



= ^Egopina, Kobelt. 

 Rhysota, Albers, . 6, 28, 218 

 Rotula, Albers, . . . 5, 22 

 Rotularia, Morch. . . 6, 47 

 Sagdinella, Morch. . . 9, 126 

 Selenites, Fischer, . 13, 205 



Sessara, Albers, . 9, 131, 219 

 Sitala, H. Adams, 7, 52, 218 

 Sophina, Benson, . . 8, 109 

 Stenopus, Guilding, . 11, 181 

 Streptaxis, Gray, . . .216 

 Striatura, Morse, . 13, 201 

 Stylodonta, Jan. . 5, 26, 218 

 Thalassia, Albers. . 14, 212 

 Thapsia, Albers, . . . 9, 126 

 Therasia, Hutton, . 14, 211 

 Thyrophorella, Greef, . .221 

 Trochonanina, Mouss. 6,47, 218 

 Trochozonites, Semper, 7, 51 

 Tentridens, Binn. & Bland. 



12, 199 



Vitrea, Fitzinger, 10, 137, 220 

 Xesta, Albers, . 7, 68, 219 

 Xestina, Pfeffer, . 7, 81, 219 

 Zingis, Martens, . . . 7, 51 

 Zonites, Montfort, . . 9, 134 

 Zonitoides, Lehmann, 10, 171 

 Zonyalina, Martens, 11, 187 



REFERENCE TO PLATES. 







ZONITID^. 

 PLATE 1. 



FIGURE. PAQB. 



1. Ariophanta Nicobarica, Chemn. Conch. Indica, t. 52, 



f. 1, 15 



2. Ariophanta Nicobarica, Chemn. Reeve, Conch. Icon., 



f. 1157, 15 



3-5. Ariophanta Laidlayana, Benson. Conch. Ind., t. 58, 



f. 3-5, . 15 



6. Ariophanta Thyreus, Benson. Conch. Ind., t. 27, f. 6, 15 



7. Ariophanta Cysis, Benson. Reeve, Conch. Icon., f. 737, 15 



8. Ariophanta Ampullarioides, Reeve (= Cysis). Ibid., 



f. 1423 . . .16 



9. Ariophanta auris. Pfr. Ibid., f. 1382, . . . .16 



10. Ariophanta auris, Pfr. Kiister, Conch. Cab., t. 176, f. 10, 16 



11. Ariophanta intumescens, Benson. Novit. Conch. Ill * 



t. 106, f. 12, 16 



