104 INDEX AKD SYNONYMY. 



PAGE. 



Novemcostata (Scalaria), Morcb. Journ. Phila. Acad., viii, 

 p. 193, 1875, . .83 



Nuda (Scalaria), Sowb. Concb. Icon., sp. 110, 1874. 



= S. turricula, Sowb. ....... 79 



Obesa (Scalaria), Sowb. Thes. Conch., i, p. 89, t. 33, f. 70, 



71, 1847, 55 



Obliqua (Scalaria), Sowb. Thes. Conch., i, p. 89, t. 33, f. 69, 



1847, 67 



Obtusa (Scalaria), Sowb. Zool. Proc, p. 29, 1844, . . 58 



Obtusicostata (Scalaria), G. O. Sars. Moll. Arct. Norv., p. 



194, t. 22, f. 9a, b. :=S. coarctata, Jeffreys. ... 76 

 Occidentalis (Scalaria), Nyst. Tableaux, p. 48, 1873, . . 63 

 Ochotensis (Scalaria), Middendorff. Make. Rossica, ii, p. 98, 



1849, . . _ . 76 



Octocostata (Scalaria), Morch. Journ. Phila. Acad., viii, p. 



198, 83 



Opalia, Carpenter. Ann. Mag. N. Hist., 3d Ser., xv, 1865. 



= Psychrosoma, Canefri. ....... 50 



Opalia, H. and A. Adams. Genera of Recent Moll., i, 222, 



1853, 50 



Optabilis (Scalaria), A. Ad. Zool. Proc. Sowb. Reeve's Conch. 



Icon., sp. 85, 1873, 56 



Orbignyi (lanthina), Morch. Journ. de Conch., p. 278, 1860, 



= I. fragilis. Lam. ........ 36 



Orbignyi (Scalaria), Nyst. Tableaux, p. 48, 1873, . . 70 

 Ovalis (Scalaria), Sowb. Zool. Proc, p. 29, 1844, . . 69 



Pallasii (Scalaria), Kien. Coq. Viv., p. 4, t. 2, f. 3, . . 54 

 Pallida (lanthina), Harvey (MSS.). Thompson, Ann., t. 2, f 



6, 1841. = I. globosa, Swn. Var 37 



Patula (lanthina). Ph. Enum. Moll. Sicil., ii, p. 224, t. 28, f 



14, 1844. = I. pallida, Harvey. . . . . . 37 



Paumotensis (Scalaria), Pse. Amer. Journ. Conch., iii, p. 289, 



t. 24, f 11, 1867, 65 



Pecchioliana (Scalaria), Issel. = S. frondosa, Sowb. . . 65 

 Penicephala (lanthina), Peron. Voy., t. 27, f 7. 



=1. fragilis. Lam. ........ 36 



Peramabilis (Iphinoe), Dall. Amer. Journ. Conch., vii, p. 



119, 1872, • .45 



Pernobilis (Scalaria), Fisch. and Bern. Journ. de Conch., p. 



293, t. 8, f 23, 1854, 65 



Perplexa (Scalaria), Pse. Zool. Proc, 1860, Amer. Jour. 



' Conch., iii, 228. = S. lamellosa, Lam 74 



Pherusa, Jeftreys. Brit. Conch., v, 210, 1869, . . 52, 89 



Philippii (Turi-itella), Aradas. Boury, Jour, de Conch., 151, 



1878. =: Scalaria subdecussata, Cantr 80 



Philippinarum (Scalaria), Sowb. Zool. Proc, p. 12, 1844, . 66 



