undulatus 

 undulata 

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 undulatus 

 undulata 

 undulata 

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undulata 

 undulata 

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 undulata 



undulata 

 undulata 

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 undulata 



undulata 

 undulata 

 undulatus 

 undulata 

 undulatus 

 undulatum 

 undulatus 

 undulatus 

 undulatus 

 undulata 

 undulata 

 u ndu lata 



undulata 

 undulatum 



undulata 

 undulatus 

 undulatus 

 undulatus 



undulatus 



undulatus 

 undulata 

 undulatus 

 und ulatus 

 undulatus 

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 undulata 

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undulatus 

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 undulatus 

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 undulatus 



undulatus 



6737 



Spondylus, H. B. Geinitz, Char. Schicht. såchs.-böhm. Kreidegeb. (3) I8.p, 82. 

 Spongia, E. Benett, Cata1. Org. Rem. in Hoare, Hist. \Viltshire, 1831, 8 [11. n.]. 

 Spongia, J. Steininger, Bemerk. Verst. Eifel, 1831, 20. 

 Stellio, P. 
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 Stenochorus, F. \V. Hope, Proc. Zoo1. Soc. London, YIII (88 & 89) Jan. 1841, 

 Strangalia, E. l\Iulsant, H. ::\. Coléopt. France (Longic.) Oct. 1839, 259. 

 Strix, J. Latham, Index Om. (Supp!.) I80r, p. x"ü [teste G.
L:\I.j. 

 Strix, G. Shaw, Gen. Zoo1. (A'-es) YII (I) 1809,257. 

 Strix, J. B. v. Spix, Avium Brasil. I. 1824, 23. 

 Strombus, H. C. Kuester (ex Chemn.) in :\Iartini & Chemnitz, Syst. Conch. 

 Cab., ed. 2, Strombea (56) 18 45, 39. 

 Succinea, T. Say, Dissem. "Cseful Knowledge, July 1829, 230. 

 Synastrea, A. d'Orbigny, Rev. et ::\Iag. de Zoo!. (2) II. :\Iay 1850, 178. 

 Taenia, ? err. pro undula, Schr.; C. A. Rudolphi, Entoz. II (2) 1810, 186. 

 Telescopel1a (Say), J. E. Gray, Proc. Zoo1. Soc. London, XV (I78) 
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 I 53.-::\-Ielania. 

 Tellina, S. Hanley, Proc. Zoo!. Soc. London, XII (134-) Sept. 18 44, 72. 

 Tentyria, Mannerheim, N. ::\Iém. Soc. Imp. 
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 VII. Jan. 1836, 371.-Spirifer. 

 Terebratula, G. G. Pusch, Pol ens Paleont. (I) 1836, 20. 

 Tettigonia, C. P. Thunberg, Hemip. Capen. I. 1822, S. 

 Thamnophilus (:\Iikan), G. R. Gray, Gen. Birds, I. Aug. 1845, 297.-Lanius. 

 Thetis, H. B. Geinitz, Das Quadersandsteingeb. (2) 1850, 154. 

 Thyreopterus, Dejean, Spec. gén. Coléopt. V. r83I, 449. [17 88 . 

 Tigrisoma (Gm.), G. R. Gray, List Birds Coll. B. ::\1. III. 1844, 82.-.-\rdea, 

 Tillus (:\Ielsh.), T. Say, J. Acad. 
at. Sci. Philad. V. Dec. 1825, I74.-XotO"(us. 

 Tinamus, C. J. Temminck, Pig. et Gallin. III. 1815, 582. 

 Trichius, J. Sturm, Catal. Ins. Samm1. 1826, 204 [11-. n.]. [220.-Picus. 

 Tridactylia (Vieill.), J. F. Stephens in G. Shaw, Gen. Zoo1. (Aves) IX (I) 18 1 5, 

 Trigonia, C. Fromherz, Geogn. Beschr. Schoen bergs, 1837, 22 [no n.]. 

 Trigonocoelia (Sow.), Xyst & Galeotti, Bull. Ac. Roy. Brux. II. 1835, 295.- 

 X ucula. [Spirifero 

 Trigonotreta (Sow.), \V. King, Perm. Fossils (Pal. Soc. III.) Aug. 1850, 131.- 

 Tritonium (Buccinum) (L.), V. schantarica, A. T. v. ::\Iiddendorff, Bull. Phys. 

 Math. Ac. Imp. Sci. St Pétersb. VII (I6) 
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 Trochocyathus (:\Iich.), Edwards & Haime, _-\nn. Sci. Xat. [3] (Zoo1.) IX. Uay 

 Trochus, A. Risso, H. 
. Europe, IV. r826, 130. [1848, 3I2.-Turbinolia. 

 Trochus (Sow.), Forbes & Hanley, Hist. Brit. :\Ioll. II. 184-9, 529.-::\Iargarita. 

 Tropideres (Panz.), C. J. Schoenherr, Gen. et Sp. Curc. I (I) 1833, 153.- 

 Anthribus, 1795. 

 Tropidolepis (Daud.), J. E. Gray in Griffith's Cuvier, Anim. Kingd., Rept. 

 1830, Syn., 43.-Agama. 

 Trox, B. Zubkov, Bull. Soc. Imp. X at. 
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 Turbinolia, H. ::\Iichelin, Icon. Zooph,"t. (4) 1842, 41. 

 Turbo, D. Solander, Cata1. Port1and ::\Ius. 1786, 18. 

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 Turritella, Benz in C. H. v. Zieten, Pétrif. \Vurt. (6) 18 32, 43. 

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 5 & 6) 1846, r06.-Phalaena, 175 8 . 

 Unio, D. W. Barnes, Amer. J. Sci. YI (I) Jan. 1823, 120. [229. 

 Unio, A. Valenciennes in Humboldt, Voy. Intér. Amér. (Obs. Zoo1. II. 1827), 

 Cnio, \V. \Vood, Supp1. Index Test. 1828, 57. (donta. 

 Unio (Say), S. Hanley, Ill. Cat. Bh-alve Shells (3) extTemo 1843, 2II.-.-\lasmo- 

 Uromastix (Latr.), B. :\Ierrem, Tent. Syst. Amph. 1820, 57.-Stellio. 



