202 NERITACEA, 
5. N. ampullaria, Lamarck, Anim. sans vert. v. 8. p. 633. 
6. N. arachnoidea, Lamarck; Chemnitz, Conch. v.5.pl.188.f.1915-16. 
Nerita arachnoidea, Gmelin. 
* 7. N. aurantia, Lamarck ; Chemnitz, Conch. v. 5. pl. 189.f.1934—-5. Phat 
8. N. borealis, Gray, Zool. of Beechey’s Voy. pl. 37. f. 2. 
9. N. eandidissima, Guil/on, Revue Zool. Cuv. Soc. 1842. p. 105. 
* 10. N. canrena, Lamarck ; Chemnitz, Conch. v. 5. pl. 186. f. 1860-1. 
Nerita canrena, Linneus. Wo Iw ck 
IL. N. castanea, Lamarck; Blainville, Malac. pl. 36. f. 4. 
X 12. N. Chinensis, Lamarck, Enc. Méth. pl. 453. f. 3. 
Nerita canrena, var., Dillwyn. 
13. N. clausa, Broderip and Sowerby, Zool. Journ. v. 4. p. 372. 
* 14. N. collaria, Lamarck, Chemnitz, Conch. v. 5. pl. 187. f. 1895. Senegal 
X15. N. conica, Lamarck, Anim. sans vert. v. 8. p. 632. Australoa 
16. N. consolidata, Couthouy, Boston Journ. U.S. v. 2. pl. 3. f. 14. 
17. N. cora, D’ Orbigny, Voy. Amer. mérid. pl. 76. f. 10, 11. 
18. N. cruentata, Lamarck; Chemnitz, Conch. v. 5. pl. 188. f. 1900. 
Nerita cruentata, Gmelin. 
19. N. depressa, Gray, Zool of Beechey’s Voy. pl. 36. f. 2. 
20. N. Dithroynii, Payrandeau, Cat. Moll. de Corse. pl. 5. f. 27, 28. 
21. N. duplicata, Say, Jown. A. N.S. Phil. v. 2. p. 247. New York. 
22. N. eburnea, Chemnitz, Conch. v. 5. pl. 188. f. 1904. 
Nerita orientalis, var., Dillwyn. 
23. N. effusa, Seainson, Zoological Ilustrations, pl. 104. Mazatlan. 
24. N. fanel, Adanson, Coq. de Sénégal, pl. 138. f. 3. 
¥* 25. N. fluctuata, Sowerby, Tankerville Cat. App. p. 12. PL. 
26. N. Forskalii, Chemnitz, Conch. v. 5. pl. 197. f. 1901, 1902. 
% 27. N. fulminea, Lamarck; Chemnitz, Conch. v. 5. pl. 187. f. 1581-4. 
x 28. N. glauca, Humboldt; Sowerby, Zool. Journ. v. 1. pl. 5. f. 4. 
Natica patula, Sowerby. \W-Columbc« 
% 29. N. glaucina, Lamarck; Chemn., Conch. v. 5. pl. 186. f. 1856-9. Mec 
30. N. Guilleminii, Payrandeau, Cat. Moll. de Corse. pl. 5. f. 25, 26. 
31. N. Helioides, Jeffreys, Ann. & Mag. Nat. Hist. v. 8. p. 165. 
% 82. N. helvacea, Lamarck; Chemn., Conch. v. 5. pl. 188. f. 1896-7. 
Nerita spadicea, Dillwyn ; Nerita globosa, Chemnitz. Stmg« por 
33. N. heros, Say, Journ. A. N.S. Phil. v. 2. p. 248. 
34. N. immaculata, Zo¢éen, Silliman’s Journ. v. 28. p. 347. f. 6. 
35. N. imperforata, Gray, Zool. of Beechey’s Voy. pl. 37. f. 1. 
36. N. Isabelliana, D’Orbigny, Voy. Amer. mérid. pl. 76. f. 12, 18. 
37. N. janthostoma, Deshayes, Guerin’s Mag. de Zool. pl. 45. 
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