— 559 — 



Testacea Auctt. contin. 



b) Semicardines: Arca , Ostrea. 



c) Cardiniformes : Mytilus, Fecten. 



C. Multivalvia. Noncardines: Pholas, Balanus (et 

 Anatifera.) 

 ScHROt. 1783. Ueber d. Bau der See- und ein- und 



ausland. Erd- u. Flussschnecken. 4. 

 Lamck. 1799. Prodr. * — sectiones: Univalvia, Bi- 

 valvia, Multivalvia. 

 Testacea SwAiNS. 1840. Mal. p. 26. 52. 



Prima divisio Molluscorum. Tribus: Gasteropoda, Di- 

 thyra,Nudibranchiata, Parenchymata, Cephalopoda. 

 = Malacozoa Blainv. 

 TeMtacea Troschel 1845. Archiv f. Naturg. II. p. 322. 



= Lamellibranchiata Blainv. (Acephala testacea 

 Cuvier.) 

 Tef^tacella Cuv. 1800. Anat. comp. I. (abl. * et 1804. Ann. 

 Mus. V. p. 435. 

 Eiym. Testa, testaceus. 

 Novum genus Molluscorum. 

 Lamck. 1801. Syst. p. 96. — genus Unilocularium 



spirivalvium. 

 Drap. 1801. Tabl. d. moll. p. 33. 99. et 1805. Hist. 

 p. 23.30. 12L — genus Gasteropodum nudorum. 

 Pariter Roissv 1805. MolL V. p. 249. 

 Lamck. 1809. Phil. zooL et 1822. Hist. VI. 2. p. 50. 

 (ed. 2a VII. p. 726.) — in Limaceis. 

 Pariter Desh. 1832. Enc. meth. III. p. 1032. 

 Cuv. 1812. Ann. du Mus. XIX. * 1817. R. a. IL p. 

 403. 1830. ib. ed. 2a. (ed. Voigt. III. p. 44.) — 

 subgenus Limacis. 



Pariter Sciiwe[gg. 1820. Naturg. p. 743. 

 Swains. 1840. Malac. p. 327. 

 Oken 1815. Zool. p. 311. (errore injuncta Vitrina 



elongata) et 1817. Isis p. 1169. 

 Gray 1821. Lond. med. Rep. XV. p. 231. — in 

 Adelopneumonis (errestribus. 



