1873.] 



REV. J. T. GULICK ON ACHATINELLIN.E. 



89 



EXPLANATION OF PLATES. 



Plate IX. 



Fig. 1. Aclialinclla concolvr, Sm., p;75. 

 fuscolineata, Sm.,p. 75. 



- consanguhiea, Sin., p. 73. 



■ lehuiensis, Sm., p. 76. 



- longispira, Sm., p. 73. 



- tricolor, Sm., p. 76. 



■ augusta, Sm., p. 74. 



- hellida, Sm., p. 77. 



■ fuscozona, Sm., p. 76. 



■ rhodorrhaphe, Sm., p. 74. 



■ pygmcea, Sm., p. 75. 

 • ligata, var., Sm., p. 77. 



3. 

 4. 

 5. 

 6. 



7. 



8. 



9. 

 10. 

 11. 

 12. 



Fig. 13. 

 14. 

 15. 

 16. 

 17. 

 18. 

 19. 

 20. 

 21. 

 22. 

 23! 



Plate X. 



Fig. 1, 1 a. Apex flavidus, Gk., p. 80. 

 2. Apex leucorrhaphe, Gk., p. 79. 



— tuberans, Gk., p. 81. 



— lilaceus, Gk., p. 79. 



— polymorph/!, Gk., p. 81. 

 - — leucozonus, Gk., p. 83. 

 turbiniformis, Gk., p. 81. 



— albosjjira, Gk., p. 77. 

 9. Amastra nigrolabris, Sm., p. 85. 



3. 

 4. 

 5. 

 6. 

 7. 

 8. 



10. 

 11. 

 12. 

 13. 

 14. 



conieospira, Sm., p. 86. 

 - conifera, Sm., p. 85. 

 ■ rubida, Gk., p. 84. 

 - peasei, Sm., p. 86. 

 • decorticata, Gk., p. 84. 



Fig. 



15. 

 16. 

 17. 

 18. 

 19. 

 20. 

 21. 



22. 

 23! 

 24. 

 25. 

 26. 

 27. 



Achatindla ligata, Sm., p. 76. 



diluta, Sin., p. 74. 



Bulimellafuscobanis, Sm., p. 77. 

 Apex leucophmus, Gk., p. 82. 



gulickii, Sm., p. 78. 



versicolor, Gk., p. 80. 



innotabilis, Sm., p. 78. 



tumefactus, Gk., p. 82. 



albofaseiatus, Sm., p. 78. 



neglectus, Sm., p. 78. 



coniformis, Gk., p. 80. 



Amastra elliptica, Gk., p. 83. 



tenuilabris, Gk., p. 83. 



rustica, Gk., p. 84. 



malleata, Sm., p. 85. 



nucida, Sm., p. 85. 



amicta, Sm., p. 86. 



Auriculella uniplicata, Pse., 

 p. 88. 



crassula, Sm., p. 88. 



brunnea, Sm., p. 88. 



pafula, Sm., p. 88. 



diaphana, Sm., p. 87. 



perpusilla, Sm., p. 87. 



tenuis, Sm., p. 87. 



January 21, 1873. 



Prof. Newton, F.R.S., V.P., in the Chair. 



Dr. Oiinther exhibited and made remarks upon an Egyptian skull 

 which had been discovered in the tombs of Sakhara, near Memphis, 

 in Egypt, by Mr. John Dickson, in March 1872. 



The following papers were read : — 



1. On. the Classification of the Achatinellince. 

 By the Rev. John T. Gulick. 



[Keceived November 19, 1872.] 



When Dr. Pfeiffer first divided the genus Achatindla he was not 

 altogether successful in separating the species into natural groups. 

 Much disorder has since been removed by the recognition of the 

 group Amastra by H. & A. Adams, and by Von Martens having 

 separated from Achatinella and Bulimella the quite distinct group 

 for which he has proposed the name Apex. 



Mr. Pease* has proposed to call the same group by the name 

 Helicter, which he ascribes to Ferussac. He was mistaken, how- 

 * See Proc. Zool. Soc. 1869, p. 644. 



