— 501 — 



Steg;aiiotoiiia Troschel 1837. Wiegm. Arch. I. p, 163. Cf. 

 Rossm. Icon. VI. p. 51. 

 ILtym. arsyavos, tectus; to/<»;, incisio. 

 Helicineorum genus novum, quod Desh. (1838 in 



Lanick. ed. 2a VIII. p. 352.) rejicit. 

 Adoptat Philippi 1844. Abbild. u. Beschr. I. p. 105. 

 = Pterocyclus Benson. 



Stej^obrancliia Riss. 1826. Ilist. IV. p. 49. 



Etym. arlyco, tego; ^Qayxia, branchiae. 



Secundus ordo Gasteropodum. Unicum genus: Pleu- 



robranchus. 

 Syno7i. Pleurobranchi Fer. Desh. 



Unabranchiata Latr. 



Subaplysiacea Blainv. 



Pleurobrancheae Mkc. oliin. 



Pleurobranchea Menke. 

 ? Pleurobrancliidae Gray. 



Steira Eschscholtz 1825. Isis p. 735. Taf. V. Fig. 3. 

 Etym. art^Qa, carina. '') (Stira corr. Ag.) 

 Genus Pteropodum, an a Limacina diversum? 

 Me.\ke 1830. Syn. ed. 2a p. 9. — genus Hyalea- 



ceorum. 

 Synon. Cornu Ammonis Lamanon. 



Stelecliites (s. Osteocollus) Mercat. 1717. Melall. Va- 

 tic. p. 277. 

 Etym. ateley^os, truncus. 

 = Hippurites Lainck. (mon. D'IIombre-Firm.) 



IStella Klein 1753. p. 10. 



Etym. Nom. appell. ^*) 



Genus Cochlidum convexarum. Typus: Trochus 

 stella Lamck. 

 = Calcar (pars) Schum. 



3T) Steira Westw. (1837.) genus Coleopterorum. 

 38) Stella Linck (1733.) genus Echinodermorum. 

 voi II. 32 



