Pecten, G. B. Sowerby, II., Thes. Conch. I (2) allte 2 Nov. 1842, 60. 

 Pecten, F. 
I'Coy in Griffith, Syn. Carbo Lst. foss. Ireland, 1844, 101. 

 Pectunculus, Lamarck, An. s. vert. VI (I) 1819, 50. 

 Pelekocheilus, H. Beck (ex Martini), Index 
Iol1. Mus. Ch. Fred. (I) 1837, 55. 

 Phyllocharis (L.), J. W . Dalman, Ephem. Entom. 1824, 22.-Chrysomela, 1763. 

 Picus, L. P. Vieillot, Ois. Amér. sept. II. 1807, 69. 

 Pimelia, A. J. J. Solier, Ann. Soc. Ent. France, V (r) post 
Iar. 1836, 161. 

 Placosteus, J. L. R. Agassiz, Poiss. Foss. I., Tableau (1844), p. xxxiii [no n.]. 

 Placosteus, L. Agassiz in :\Iurchison, V. & K., Geo1. Russia, II. Aug. 1845, 404. 

 Planaxis, Lamarck, An. S. vert. VII. 1822, 51. 

 Planulites, Denys de 
Iontfort, Conch. I. 1808, 79. 

 Planulites, G. V. l\Iuenster, Die Planuliten, 1832, 9. 

 Platyomus, Boheman in C. J. Schoenherr, Gen. et Sp. Cure. I (2) 1833, 635. 

 Plekocheilus (Leach), L. Guilding, Zoo!. J ourn. III (12) Ap. 1828, 533.- 

 Carychium. 

 undalata (sic) Pleurophyllidia, J. F. Meckel, Deutsches Arch. f. Physio1. VIII. 1823, 197. 

 undulata Pleurotoma (Risso), H. D. de Blainville, Faune Française (20) Malac. 1829, 

 undulata Pleurotomaria, J. Phillips, Geo1. Yorksh. II. 1836, 227. [lor.-l\Iangelia. 

 undulata Pleurotomaria, F. A. Roemer, Verst. Harzgeb. 1843, 28. 

 undulatus Pollicipes, J. Steenstrup, Naturhist. Tidsskrift, II (4) 1839,403. [[no et f.]. 

 undulata Polypothecia, E. Benett, Cata1. Org. Rem. in Hoare, Hist. Wiltshire, 1831, 9 

 undulatus Premnocopus, J. Cabanis in R. Schomburgk, Reisen Brit.-Guiana, III. 1843, 

 undulatus Productus, F. McCoy, Ann. .Mag. N. H. XX. Oct. 1847, 236. [689. 

 undulatus Psammosteus, J. L. R. Agassiz, Poiss. F. V. G. R., 106 (I845}.-Placosteus, 

 undulatus Psittacus, G. Shaw, N at. Misc. XVI. 1805, p1. 673. [1844. 

 undulatus Psittacus,:\1. H. C. Lichtenstein, Zoo1. 
Ius. Univ. Berlin, ed. 2, 1818, 28. 

 undulatus Pugiunculus, J- Barrande, N. Jahrb. f. :Min. 18 47, 558. 

 undulata Pyrula, G. Perry, Conchology, Ap. I8II, pI. 54. 

 undulata Pyrula, H. G. Bronn, Zschr. Min. 1827, II (1828), 534. 

 undulata Quinqueloculina, A. d'Orbigny, Ann. Sci. Nat. VII (27) :\Iar. 1826, 302 [no n.]. 

 undulata Radiolites (Gein.), A. d'Orbigny, Prodr. Paléont. II [Nov.] 1850, 200.- 

 Hippurites (Sphaerulites). 

 Radipora, H. F. Link, Beschr. Nat. Samm1. Univ. Rostock (4) 1807, 25. 

 Raja, B. G. E. de Lacepède, Hist. Nat. Poiss. IV. 1802, 670. 

 Retepora, J. Phillips, Geo1. Yorksh. II. 1836, 199. 

 Rhizostoma (Penn.), J. Fleming, Hist. Brit. Anim. 1828, 502.-l\Iedusa, 1777. 

 Rhynchaenus, T. Say, J. Acad. Nat. Sci. Philad. Ill. Mar. 1824, 315. 

 Sanguinolaria, J. De C. Sowerby, Min. Conch. VI. 1827, 91. 

 Scaeva, J. F. Stephens, Nom. Brit. Ins., Aug. 1829, 58 [no n.]. 

 Scalenium, Rafinesque, Ann. of Nature, 1820, II. 

 Scapha (QUOY), J. E. Gray, Figs. i\Iol1. Anim. IV. 1850, 74.-Voluta, Lam. 

 Scaphella (Lam.), W. Swainson, Treat. Malaco1., :\Iay 1840, 107 & 318.- 

 Voluta. 

 Sceloporus (Daud.), A. F. A. \Viegmann, Herpet. i\iex. 1834, 48.-Agama. 

 Scolopax, J. R. Forster, Anim. AustraL (ed. Licht.) 1844, 173 [teste G.l\1.l\I.]. 

 Scomber, W. Swainson, N. H. Fishes etc. II. July 1839, 409. 

 Scops, K. L. Koch in Fürnrohr, Fauna Ratisbon. III. 1840, 12. 

 Serpula, F. v. Hagenow, N. Jahrb. f. ::\Iin. 1840,668. 

 Serpula, G. & F. Sandberger, Verstein. Rhein. Schicht. i'Jassau (I) 1849,39. 

 Serrasalmo, W. Jardine in Schomburgk, Fishes Brit. Guiana, I (N at. Libr. 

 XXXII.) 1841, 232. 

 undulata Sigara, C. F. Fallen, Hydroc. et Nauc. Sveciae, 18 14, 7. 

 undulatus Spermophilus, C. J. Temminck, l\Ion. Mamm. I. 1827, p. xxvii. 

 undulatus Spermcphilus (Fisch.), H. R. Schinz, Syst. Verz. Säug. II. 1845, 530.- 

 Arctomys. 

 undulata Spilornis (Vig.), G. R. Gray, List Birds CoIl. B. M. I. 1844, 10.-Haematornis. 

 undulatus Spirifer, J. De C. Sowerby, :\lin. Conch. VI. 1827, II9. [Delthyris, Van. 

 undulatus Spirifer (Hall), A. d'Orbigny, Prodr. Paléont. I. 1849 [Jan. 1850], 98.- 



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