-- $201. THE CEPHALOPHORA. 227 
Treviranus. Ueber die Zeugungstheile und die Fortpflanzung der Mol- 
lusken, und tiber die anatomischen Verwandtschaften des Ancylus fluviati- 
lis, in his Zeitsch. fiir Physiologie. Bd. I. p. 1, and Bd. IV. p. 192. 
Leiblein. Beitrag zu einer Anatomie des Murex brandaris, in Heusing- 
er’s Zeitschrift fiir die organische Physik. Bd. I. p.1, or Ann.d. Se. Nat. 
XIV. 1828, p. 177. 
Quoy and Gaimard. Voyage de la corvette ]’Astrolabe sous le com- 
mandement de Dumont Durville. Zoologie, II. III. 1832; also in abstract 
in Isis, 1834, p. 283, 1836, p. 31. Contains many observations on the 
anatomy of the Cephalophora. 
Rymer Jones. Cyclopedia of Anatomy and Physiology, II. p. 377. 
London, 1839, Art. Gasteropoda. 
Eschricht. Anatomische Untersuchungen tiber die Clione borealis. 
Kopenhagen, 1838. 
Van Beneden. Exercices zootomiques, Fasc. I. II. Bruxelles, 1839. 
Monographs on Amphipeplea (Lymnaeus glutinosus), Pneumodermon, 
+ Cymbulia, Tiedemannia, Hyalea, Cleodora, Cuvieria, and Limacina, ex- 
tracted from the Nouv. Mém. de l’Acad. Royale de Bruxelles. That upon 
Pneumodermon is contained in Midller’s Arch. 1838, p. 296. 
Vogt. Bemerkungen tiber den Bau des Ancylus fluviatilis, in Muller's | 
Arch. 1841, p. 25. 
Pouchet. Recherches sur Anatomie et la Physiologie des Mollusques. 
Paris, 1842. 
Quatrefages. Mémoire sur VRolidine paradoxale, and Mémoire sur les 
Gastéropodes Phlébentérés, in the Ann. d. Sc. Nat. XIX. 1843, p. 274, I. 
1844, p. 129. 
Nordmann. Versuch einer Monographie des Tergipes Edwardsii. St. 
Petersburg (1843), from the Mém de l’Acad. impériale de St. Petersburg, 
IV.; abridged in the Ann. d. Sc. Nat. V. 1846, p. 109. 
Krohn. Anatomisch-physiologische Beobachtungen tiber die Sagitta 
bipunctata. Hamburg, 1844, also Ann. d. Sc. Nat. IIT. 1845, p. 102, and 
Annals of Nat. Hist. XVI. 1845, p. 289. 
Hancock and Embleton. On the Anatomy of Eolis, in the Annals of 
Nat. Hist. XV. 1845, p. 1. 
Allman. On the Anatomy of Actaeon. Ibid. XVI. 1845, p. 145. 
ADDITIONAL BIBLIOGRAPHY. 
Rymer Jones. Cyclopedia of Anatomy and Physiology. Art. Ptero- 
poda, IV. p 170. 
Wilm. Observationes de Sagitta mare germanicum circa insulam Hel- 
goland incolente. Berol. 1846. [Refers especially to the sexual and ner- 
vous systems. ] ‘ 
Middendorff. Beitrage zu einer Malacozoologia Rossica. St. Peters- 
bourg, 1847 (from the Mém. Sciences Nat. Tom. VI.). 
Mollusken, from the author’s Sibirischer Riese II. Th. I. St. 
Petershourg, 1851. [These works although chiefly zoological contain many 
anatomical details.] 
Milne Edwards. Observations sur la circulation chez les Mollusques 
(Patella, Haliotis, Aplysia, Thetis, Limax, Triton), in the Aun. d. Sc. Nat. 
VIII. 1847, p. 87. 
Blanchard. Recherches sur organisation des Mollusques Gastéropodes 
