•— 563 — 



Tetltys Linn, conlin. 



391. 1830. ib.ed.2a. (ed. Voigt. 111. p. 120.) — in 

 Nudibranchiatis. 

 Oken 1815. Zool. p. 280. et 1817. Isis p. 1168. — 



Thetis. 

 GoLDF. 1820. Zool. p.653.— Thethys — inPoIy- 

 branchiis. 



Pariter Gray 1821. Lond. med. Repos. XV. p. 235. 



Blainv. 1824. Dict. sc. nat. tom. 32. p. 278, et 



1825. Mal. p.488. — Thethys. Cf. Dict. sc. 



nat. 1828. tom. 53. p. 289. 



ScHWEiGG. 1820. Naturg. p. 748. — in Gymno- 



branchlis. 

 Feruss. 1821. TabL syst. p. XXXVIIL — Thetys 



— in fam. Tritoniarum. 

 Pariter Rang 1829. Man. p. 129. 



PoT. et MicH. 1838. GaL L p. 50. (Thethys.) 

 Latr. 1825. Fam. nat. — in Seribranchiatis. 

 Menke 1828. Syn. et 1830. ib. ed. 2a p. 10. — in 



Tritoniaceis. 



Pariter Phihppi 1836. Moll. Sic. p. 103. et 1844. 

 ib. IL p. 75. — Thetys. 

 Oken 1835. Allg. Naturg. V. L p. 401. — Thetis. 

 D'Orb. 1841. Moll. Cub. I. p. 108. — genus Trito- 



nidarum. 



Pariter Cantr. 1841. Malac. medit. p. 49. 

 Gray 1842. Syn. Br. Mus. p. 66. 90. — Tethya 



— genus Tritoniadarum. 



Synon. Lepus marinus (sp.) Rondel. Colonn. 

 Fimbria Bohadsh. 

 Tethis Lamck. olim. Roissy. 

 Thetis Meckel. Oken. Wiegm. 

 Thethys Cuv. 1808. et 1817. Blainv. Goldf. 

 Thetys Desh. Phil. 

 Tethya Giay. 

 Tetrnbranclila (Tetrabranches) Blainv. 1814. Bull. Soc. 

 philom. p. 179. > Isis 1818. p. 1680. 



