14 PYTHIA. 
Scarabus Montf. 1810. Conch. syst. IL. p. 306. *) 
— Cuvier 1812. Aun. Mus. XIX. et 1817. Régne an. II. p. 107; 
1830 ed. II. et Ed. Voigt IIL. p. 108. 
— Leach 1814. Zool Mise. I. p. 95. **). Ed Chenu p. 10. 
— Férussac 1821. Prodr. p. 100 et Tabl. syst. p. XXXIII. 
— Dlainville 1825. Malac. p. 453 et 1827 Dict. sc. nat. XLVIII. 
p. 30 
— Menke 1828. Synops. p. 19 et 1830. Ed. sec. p. 35. 
— Rang 1829. Manuel p. 174. 
— Desh. 1832. Encycl. méth. IIl. p. 934. 
-L Troschel 1838 in Wiegm. Arch f. Nat |. p. 202. 
-—- Anton 1839. Verzeichn p. 47. 
— Somerby jun. 1839. Conch. Man. p.95 et 1842. Ed. sec. p. 253. 
-— Smainson 1840. Malac. p. 344. 
— D'Orbigny 1841. Moll, Cub. I. p. 137. s 
— Ficeve 1842. Conch. syst. Il. p. 107 et Ann. and Mag. IX. 
p. 218. 
— Grey 1842. Syn. Brit. Mus. p. 91 et 1847. Proc. Zool. Soc. 
pos179: 
— Küsier 1844 in Chemn. ed nov. I. 16. p. 7. 
— C'itlom 1845. Conch. Nomencl. p. 179. 
- 44. dams 1850 in Proc. Zool. Soc. p. 147 et 1851. Anm. 
and Mag. 2d. ser. VIIL. p. 66. 
Strigula Perry; 1811. Conchol. t. 15 ***) Conf. Fér. 1820. Journ. Phys. 
x XC. p. 285. 
Scarabaea Oken 18Y7. Isis p. 1169. 
— Schmeigg. 1820. Naturg. p. 742. 
Scarabaeus Blainv. 1821 in Journ, Phys. XCIII. p. 304. 
Polyodonta Féruss. 1829. Bull. XIX. p. 328. 
-— Herrmannsen 1848. Ind. gen. Malac. II. p. 318. 
Helicis sp. Linn. 
Bulimi sp. Brug. 
Auriculae sp. Lamarck. 
Genus characteribus testae optime circumscriptum, nec 

*) Coquille libre, univalve, à spire réguliere, élevée, tranchante sur ses 
deux flancs; point d'ombilie; bouche en forme de faulx, étroite, entiere, 
dentée sur les deux levres; levre extérieure tranchante. (Montf. l. c.) 
**) Testa univalvis, oblongo-ovalis, spiralis: spira regularis, elevata, 
acuta; anfractu ultimo maximo: os integrum, elongatum, angustum; labium 
internum dentatum, infra medium cavernoso-inflexum ; labrum externum in- 
crassatum, submarginatum. (Leach l. c.) 
***) Shell spiral, tapering in the spire, having no beak; round at the 
bottom; the mouth very narrow and oblong, having a rim all round, with 
strong and prominent teeth, projecting inwardly and variously. (Perry Lk e.) 
Species (Str. ornata, fusiformis , maculata et purpur Sie vix vel minime 
recognoscendae ! 
