18 
THE VOYAGE OF H.M.S. CHALLENGER. 
Pterotrachea pulmonata, Forskal. 
1775. Pterotrachea pulmonata, Forsk&l, Descrip. Anim., p. 118. 
1776. 
33 
33 
id., Iconqs, p. 14, pi. xliii. fig. A. 
1789. 
33 
33 
Gmelin, Syst. Nat., vol. vi. p. 3137. 
1791. 
33 
33 
Bruguiere, Ency. Meth., pi. lxxxviii. fig. 3 (copy of Forskdl). 
1805. 
33 
33 
Roissy, Hist. Nat. (Suite a Buffon), vol v. p. 80. 
1822. 
33 
33 
Lamarck, Anim. sans Vert., vol. vii. p. 676 ; ed. 2, vol. xi. p. 384. 
1830. 
33 
33 
Deshayes, Ency. M4th., vol. ii. p. 130. 
1830. 
33 
33 
Bose, Hist, nat., vers, ed. 2, vol. i. p. 65. 
1850. 
33 
33 
Gray, Fig. Moll. Anim., pi. clviii. fig. 4 (copy of Forskal). 
1855. 
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33 
H. and A. Adams, Gen. Moll., vol. ii. p. 94. 
Habitat. — (?) (Forskal). 
Pterotrachea aculeatci, Forskal. 
1775. Pterotrachea aculeata, Forsk&l, Descrip. Anim., p. 118. 
1776. 
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33 
id., leones, p. 10, pi. xxxiv. fig. G.c. 
1789. 
33 
33 
Gmelin, Syst. Nat., vol. vi. p. 3137. 
1791. 
33 
33 
Bruguiere, Ency. Meth., pi. lxxxviii. fig. 4 (copy of Forsk&l). 
1805. 
33 
33 
Roissy, Hist. Nat. (Suite a Buffon), vol. v. p. 80. 
1822. 
33 
33 
Lamarck, Anim. sans Vert., vol. vii. p. 677 ; ed. 2, vol. xi. p. 384. 
1830. 
33 
33 
Bose, Hist, nat., vers, ed. 2, vol. i. p. 65. 
1850. 
33 
33 
Gray, Fig. Moll. Anim., pi. clviii. figs. 1, 2, 5 (copy of Forskal). 
Habitat. — Mediterranean (F orskal). 
Pterotrachea (?). 
1814. Hypterus appendiculatus , x Rafinesque-Schmaltz, Precis des decouv., p. 29. 
Habitat. — Mediterranean. 
Pterotrachea (?). 
1814. Hypterus erythrogaster , 2 Rafinesque-Schmaltz, loc. cit., p. .29. 
Habitat. — Mediterranean. 
Pterotrachea (?). 
1836. Firola (Anops) peronii, d’Orbigny, Voy. Amer. merid., vol. v. p. 149, pi. x. figs. 8-10. 
Habitat. — South Pacific Ocean. 
Under this name d’Orbigny appears to have described a mutilated specimen of 
Pterotrachea. 
1 Considered by Chiaje synonymous with Pterotrachea friderici, vide Mem. Stor. Anim. senza Vert., vol. iv. p. 198. 
2 Placed by Chiaje with Pterotrachea coronata. 
