INDEX AND SYNONYMY. 245 



PAGE. 



Operculatus (Serpulorbis\ Gray. Zool. Proc., 156, 1847. 



= Y. inopertus, Riippell, 182 



Onustus, Humphrey. Mas. Calonn., 1797 ; H. and A. Adams, 



Genera, 1, 362, 1854, 157, 162 



Onustus (Phorus), Rve. Proc. Zool. Soc., 160. 1842. 



= X. conchyliophorus, Born. . . . . . .161 



Orcutti (Caecum), Dall. Proc. U. S. Nat. Mus.,viii, 541, 1885, 216 

 Orientale (Caecum), de Folin. Fonds de la Mer, vi, vii, p. 



107, t. 11, f. 5, 6, . 216 



Oryzata (Thylacodes), Morch. Pro. Zool. Soc, p. 78, 1862, 183 

 Oxygona (Thylacodes grandes, var.), Morch. Zool. Proc., 



p. 81, 1862, 182 



Pachylasma (Yermetus), Morch. Proc. Zool. Soc., p. 354, 



1861, 175 



Pagoda (Turritella), Rve. Conch. Icon.,sp. 60, 1848, . 204 

 Pallidulus (Phorus), Rve. Proc. Zool. Soc., 162, 1842, . 160 

 Panamensis (Yermetus), Rouss. Chenu, Illus. Conch., t. 5, 



f. la,6. = Y. centiquadrus, Yal., var. .... 175 



Panamensis (Serpula), Chenu. 111. Conch., t. 10, f. 5. 

 -= Y. pellucidus, var. crassa, ...... 188 



Panamensis (Serpula), Chenu. Illus. Conch., t. 10, f. 5. 



=Yermiculus pellucidus, Brod. & Sowb.,var. crassa, Morch. 

 Panormitanus (Yermetus), De Greg. Bull. Soc. Mai. Ital., 



x, p. 119, 1884, ... 177 



Papillosa (Bivonia Quo} T i, var.), Morch. Zool. Proc., p. 60, 



1862, 177 



Papillosa (Turritella), Kien. Coq. Yiv., t. 14, f. 3. 



= T. nodulosa, King, 202 



Papillosa (Siliquaria), Rees, Encyc. Chenu, Illus. Conch., 



t. 2,f. 16, . 191 



Paradoxum (Csecum),de Folin. Jour.de Conch., p. 48, 1867, 218 

 Parastrophia, de Folin. In les Fonds de la Mer, i, p. 174, 



1869 ; Jour, de Conch., 203, 1877. 



= S. G. of Caecum, Flem 214,223 



Parva (Torcula), Angas. Zool. Proc., p. 174, t. 26, f. 17, 



1877. = T. cinguilifera, Sowb. 

 Parvum (Caecum), C. B. Ad. Pan. Shells, pp. 163, 311. 



= C. undatum, Cpr 218 



Parvulum (Caecum), de Folin. Les Meleagrin., p. 40, 1867, 216 

 Pellucidus (Yermiculus), Brod. and Sowb. Zool. Jour., iv, 



p. 369, . . 187 



Penicillus, Grew. Mus. regal., p. 132 (non Rondelet). 



= Yermicularia, Lam. 



Pennata (Thylacodes squamigerus, var.), Morch. Zool. 

 . Proc., p. 76, 1862, . . , 18} 



