INDEX. 287 



Pedum, Humph. Mus. Colon., 5, 1797. = Spirula, Lam. 



Pelagicus (Ommastreph.es), Bosc. (sp.). Hist. Vers., i, 46, t. 1, f. 1, 



2, 1802 181 



Pelecoceras, Hyatt. Bull. Mus. Comp. Zool., i, 98 231 



Peltarion, Deslongchamps. Bull. Soc. Linn. Norm., iii, 153, 1858. 



= Operculum of Neritopsis 269 



Peltoceras, Waag. Rec. Geol. Survey, India, 1871 266 



Penares (Fidenas), Gray. B. M. Cat., 95, 1849 157 



Pennanti (Octopus), Forbes. = Eledone octopodia, Pennant. 

 Peratiptera (Onychia), Orb. (sp.). Voy. Am. Merid., 39, t 3, f. 5-7, 



1835 171 



Perforatus (Nautilus), Conrad. Jour. Acad. Nat. Sci., Philad., 2 



ser., i, 213, 1849. Am. Jour. Conch., ii, 101, 1866. = N. umbili- 



catus, Lister. 



Perisphinctes, Waag. Benecke's Geogii. Pal., ii, 1869 2511 



Perlucida (Cranchia), Rang. Mag. de Zool., 67, t. 94, 1837. = ?Om- 



mastrephes laticeps, Owen. 



? Peronii (Loligopsis), Lam. Cours. de ZooL, 123, 1812 164 



Peronii (Octopus), Lesueur (sp.). Jour. Phila. Acad., ii, 101, 1822. 



= O. pustulosus, Peron. 



Peronii (Spirula), Lam. Anim. s.' Vert 205 



Peronoceras, Hyatt. Bull. Mus. Comp. Zool., i, 85 229 



Perothis, Esch. Rathke, Mem. Acad. St. Petersb., ii, 1835. = Loli- 

 gopsis, Lam 164 



Pharaonis (Sepia), Ehrenberg. Symb. Phys. Sep. No. 1, 1831. = S. 



Savignii. Blainv. 

 Philonexis, Orb. Ceph. Acet., 1839. = Tremoctopus, Chiaje. 



Phragmoceras, Brod. Edin. Phil. Jour., xvii, 1834 212 



Phragmolithes, Conrad. N.Y. State Rep. 118, 1838. = Phragmoceras. 



Phylloceras, Suess. Sitzb. Wien Akad., Hi, 1865 229, 250 



Phylloteuthis, Meek and Hayden. Proc. Acad. Nat. Sc., Philad., 



175, 1860 105, 155 



Phymatoceras, Hyatt. Bull. Mus. Comp. Zool., i, 88 230 



Pictus (Octopus), Blainv. Faun. Franc,. Moll., 8, No. 6. = Para- 



sira catenulata, Fer. 

 Pillse (Ommastrephes), Verany. Ceph. Medit., 112, t. 36, f. d-g, 



1852. = O. a3quipoda, Riippell. 



Piloceras, Salter. 1859 211 



Pilosus (Octopus), Risso. Hist. Nat. Eur. Merid., iv, 4, No. 5, 1826 126 



Pinacoceras, Mojsis. Abh. Geol. Reichs., vi, 241 



Pinnoctopus, Orb. Moll. Viv. et Foss., i. 193, 1845 104, 128 



Pironneauii (Loligo), Souleyet. Voy. Bonite, ii, 20, t. 2, f. 1-5, 1852. 



= Ommastrephes sequipoda, Rupp. 

 Piscatorum (Loligo), La Pylaie. Ann. Sc. Nat., iv, 319, 1825. = 



Ommastrephes sagittatus, Lam. 

 Placenticeras, Meek. Proc. Am. Philos. Soc., xi, 429, 1870. U. S. 



Geol. Survey Terr., ix, 462, 1876 238 



Plagioptera (Loligo), Souleyet. Voy. Bonite, ii, 24, t. 2, f. 14-22. = 



L. cardioptera, Peron. 



Plangon (Sepia), Gray. B. M. Cat. , 104, 1849 194 



Planorbites, Lam. Prodr., 80, 1799. Not identified. 

 Planulites, Miinst. (non Lam.). Plan. desFicht, 1832. = Clymenia. 

 itinites, Rafinesque. Jour, de Phys., Ixxxviii, 1819. = Belem- 



nites, Lam. 

 ityphillus (Onychia), Orb. Weinkauff Cat. Eur. Meeres Conchyl., 



46. = ? O. peratiptera. 



