— 611 — 



L.l8ironltes Llwyd. contin. 



Etym. UatQov, spatha. 

 = Ostracites Auctt. 

 E<ltliarca Gray 1840. Syn. Cont. Brit. Mus. * 



Ett/m. Vocab. hybr. : XiO^og, lapis; Arca. 

 Genus Arcidarum. 

 Ijithedapltus Owen 1842. Proc. Zool. Soc. p. 147. Conf. 

 Reeve 1842. Conch. syst. II. p. 31. 

 Etym. Xld-og, lapis; edaq^og, solum. 

 Genus Calyptraeidarum. 

 ?= Hipponyx Defr. 

 E.itltocardites Auctt. * teste Scheuchz. 1740. Sciagr. li- 

 thol. cur. 

 Etym. Ud-og, lapis; Cardites. 

 = Bucardites Auctt. 

 liitltoclypus ViLLA 1841. Disp. syst. p. 36. Conf. Isis 1842. 

 p. 473. 

 = Lithoglyphus Miihlf. 

 liitltodoma Verany 1846. Catal. anim. invert. p. 13. 



= Lithodomus Cuv. 

 liitliodonius Cuv. 1817. R. a. II. p.46l. * et 1830. Ib. ed. 

 2a. (ed. Voigt. III. p. 489.) 

 Etym. hd-od6i.iog, caementarius. 

 Subgenus Mytili. Typus: Mytilus lithophagus Linn. 

 Pariter Schweigg. 1820. Naturg. p. 712. 

 SwAiNS. 1840. Malac. p. 384. 

 Feruss. 1821. Tabl. syst. p. XLII. — genus Mytila- 

 ceorum. 



Pariter Latr. 1825. Fam. nat. 

 Rang 1829. Man. p. 291. 

 G, B. Sow. . . . Gen. Sh. fasc. 23. * 

 Menke 1830. Syn. ed. 2a p. 105. 

 Bronn 1838. Leth. p. 919. 

 Reeve 1841. Conch. syst. II. p. 13.5. 

 G.B. Sow. jun. 1842. Conch, Man. cd. 2a p. 175. 

 Potiez et 31icH. 1844. Gal. II. p. 135. 

 Catlow 1845. Conch. Nom. p. 71. 



