REPORT OX THE HETEROPODA. 
27 
Carcliopocla placenta (Lesson). 
1830. Pterotrachea placenta, Lesson, Yoy. “ Coquille,” Zool., vol. ii. p. 253, pi. iii. fig. 2, g.n. 
1841. Carinaroide placenta, Eydoux and Souleyet, Yoy. “Bonite,” Atlas Zool., pi. xvii. 
figs. 1-10. 
1850. Cardiapoda placenta, Gray, Eig. Moll. Anim., vol. iv. p. 100, pi. ccxxxix. fig. 1 (copy of 
Eyd. and Soul.). 
1850 1 Carinaroides placenta, Deshaves, Traite Conch., pi. cii. fig. 5 (copy of Eyd. and Soul.). 
1852. Carinaroicla placenta, Souleyet, Yoy. “Bonite,” Zool., vol. ii. p. 353. 
1854. Cardiapoda placenta, Woodward, Man. Moll., pi. xiv. fig. 20, Shell (copy of Eyd. and 
Soul.). 
H. and A. Adams, Gen. Moll., vol. ii. pp. 96, 97 ; vol. iii. pi. 
lxx. figs. 2-2 b (copy of Eyd. and Soul.). 
Owen, Ency. Brit., vol. xv. p. 377, fig. 70, Shell (copy of Eyd. and 
Soul.). 
Chenu, Man. Conch., vol. i. p. 127, figs. 546-548 (copy of Eyd. 
and Soul.). 
Keferstein, in Bronn’s Thierreich, vol. iii. pt. 2, pi. lxviii. figs. 
12-14. 
Tryon, Struct. Syst. Conch., vol. ii. pi. lxxxvi. figs. 1-3 (reduced 
copy of Eyd. and Soul.). 
1883. Cardiopjoda placenta, Lankester, Ency. Brit., vol. xvi. p. 654, figs. 50, c., d. (same as Owen). 
Habitat. — Near New Guinea (Lesson); Pacific Ocean near the Sandwich Islands, and 
Mid Atlantic (Eydoux and Souleyet). 
1855. 
1858. 
1859. 
1866. 
1883. 
Carcliopocla pedunculcita, d’Orbigny. 
1836. Cardiapoda pedunculata, d’Orhigny, Yoy. Arner. merid., vol. v. p. 156, pi. xi. fig. 5. 
1850. „ „ Gray, Fig. Moll. Anim., pi. lxii. fig. 5 (copy of d’Orbigny). 
1855. ,, „ H. and A Adams, Gen. Moll., vol. ii. p. 97. 
1859. „ „ Chenu, Man. Conch., vol. i. fig. 549 (copy of d’Orhigny reversed 
and slightly altered). 
Habitat. — North Atlantic (d’Orhigny). 
Carcliopocla caudina (Rang). 
1832. Firola caudina, Rang, Mag. d. Zool., Classe v. pi. iii. 
1833-44. „ „ Guerin, Icon. Regne Anim., pi. xi. fig. 3. 
1850. „ ,, Gray, Fig. Moll. Anim., pi. civ. fig. 6 (copy of Bang). 
1850. ,, „ id., loc. cit., pi. ccxxxix. fig. 3 (copy of Eydoux and Souleyet). 
1852. Carinaroicla caudina, Eydoux and Souleyet, Yoy. “Bonite,” Zool., vol. ii. p. 355, pi. xvii. 
figs. 11-18. 
1855. Cardiapoda caudina, H. and A. Adams, Gen. Moll., vol. ii. p. 97. 
Habitat. — Atlantic, near the equator (Rang) ; a young variety from the Pacific 
Ocean (Eydoux and Souleyet). 
