Strigoptera, Chevrolat, Rev. Zoo1. (Soc. Cuv.) 1\.. July 1841, 221. 

 Tabanus, C. R. \V. "-iedemann, Dipt. exot. 1821, B5. 

 Tachina, J. \\i. 
Ieigen, Syst. Beschr. Zweifi. Insekt. 1\.. IB24, 2B2. 

 Tachinus, T. Say, Tr. Amer. Phil. Soc., n. s. IV (3) IB34, 464. 

 Tachytes (Rossi), P. L. Van der Linden, X. )[ém. Ac. Roy. Brux. V. IB29, 22.- 

 Tellina, T. Brown, Tr. R. Soc. Edinb. YIII (2) IBI8, 459. [Apis, I792. 

 Tenebrio, T. )Iarsham, Coleopt. Brit., Sept. I802, 475. 

 Tenthredo (Allantus), F. Klug, Ges. Xat. Fr. Berlin, )Iag. VIII (3) IBI7, 192. 

 Tephritis, C. R. 'V. \\ïedemann, Anal. Entom. IB24, 53. 

 Terebratula, J. Sowerby, :\Iin. Conch. 1. IBI5, 192. 

 Tetanocera, C. F. Fallen, Sciomyz. Sveciae, IB20, 5. 

 Tetratoma, F. E. :\Ielsheimer, Proc. Acad. Xat. Sci. Philad. II (5) Oct. 184-4, 113. 

 Textularia, A. E. Reuss, Yerst. boehm. Kreidef. I. 18.1-5, 39. 

 Theba (Ziegl.), H. Beck, Index :\Ioll. :\Ius. Ch. Fred. (I) 1837, 14.- H eliX. 

 Thriothorus (Bonap.), R. P. Lesson, Rev. Zoo1. (Soc. Cuv.) III. Sept. IB4 0 , 

 2 6 3.-:\[yiothera. 

 Thryothorus (Say), C. L. Bonaparte, List Birds Eur. Amer. 183B, 11.- 

 Tinamus, C. ]. Temminck, Pig. et Gallin. III. I8IS, 588. [Troglodytes. 

 Tipula, ]. \V. :\Ieigen, Syst. Beschr. Zweifl.. Insekt. 1. IBI8, 179. 

 Torfmus (Fab.), C. G. Xees v. E., Hymenopt. Ichn. afL II. 1B34, 6B.-Ichn. 

 Trachys, A. Chevrolat, Revue Entom. V (2) c. Sept. 1838, 105. [1798. 

 Tremex, T. Say, \Yestern Quart. Reporter, II (I) 182 3, 73. 

 Trochus, F. A. Roemer, Yerst. Xorddeutsch. Oolith. (3) 1836, 151. 

 Troglodvtes, T. Say in Long, Exped. Rocky )Its. II. 1823, 4; & London ed. 

 II. 1823, 344. [Cyclostoma. 

 Tropidophora (Lam.), W. Baird, Xomen. 
Ioll. Coll. B. :\1. (I) 1850, 40.- 

 Tropinotus, J. G. Audinet-S., Ann. Sci. Xat. XXII (87) :\Iar. 18 3 1 , 274. 

 Truxalis, F. Klug in Ehrenberg, Sym. Phys., Ins. II (1830), sign. d. 

 Trypeta, 'Yiedemann in]. \Y. :\Ieigen, Syst. Beschr. Zweifl. Insekt. V. 1826,349. 

 Turritella, L. A. G. Bosc, s. à Deterville ed. Buffon, :\Ioll. IV. IBol, 83. 

 Turritella (Dilhn"n), G. B. Sowerby, 1., Cat. Shells Tankerville, 1825, 56.- 

 Turbo, Gm. 1790. 

 obsoleta Turritella,]. De C. Sowerby in R. I. :\Iurchison, Silurian System, Jan. 1839,603. 

 obsoletus Tyrannulus (Temm.), ]. F. Stephens in G. Shaw, Gen. Zoo1. (Aves) XIII (2) 

 IB26, 250.-:\Iuscicapa. 

 obsoletus Yenerupis, F. :\I'Coy in Griffith, Syn. Carbo Lst. foss. Ireland, 1844, 67. 

 obsoleta Venus, D. Solander, Catal. Portland :\Ius. 1786, 99 [no n.]. 

 obsoleta Venus, L. 'V. Dillwyn (ex Chemn.), Catal. Shells, IBI7, 205. 

 obsoleta Yoluta, G. Brocchi, Conch. Subap. 1814, 646. 

 obsoleta Xiphocera (Serv.), H. Burmeister, Handb. Ent. II (2) i, 1838, 613.-Tropinotus. 

 Obsonia J. Gistl, 
at. Thierr. 1B4B, p. x.-Dipt. 

 Obstetricans A. Dugès, :\Iém. Sayans Ac. R. Sci. Inst. France, YI. 1835, 20.-R. 

 obstetricans Alytes (Laur.), ]. \"agler, 
at. Syst. Amph. 1830, 206.-Bufo, 1768. 

 obstetricans Bombinator (Laur.), B. :\Ierrem, Tent. Syst. Amph. 1820, 179.-Bufo, 1768. 

 obstetricans Rana, J. 'Volf in Sturm, Deutsch. Fauna (III. Amph.) (4) 180 5, sign. 3. 

 obstrictus Curculio, T. )Iarsham, Coleopt. Brit., Sept. IB02, 255. 

 obstricta Helix, T. Say, J. Acad. 
at. Sci. Philad. II. Kov. 1821, 154. 

 obstrictus Xedyus (:\Iarsh.), J. F. Stephens, Kom. Brit. Ins., Aug. 1829, I3.-Curculio. 

 obstructa Helix, Fér.; L. Pfeiffer, Symb. Helic. II. IB4- 2 , 35. 

 obstructa Helix (Helicella), emend. pro obstrusa; A. E. Férussac, H. X. g. et p. :'tIoll., 

 Tab1. Limaçons, 1821, 73. 

 obstructa Xatica, K. T. Menke, Zeitschr. f. :\Ialakozool. plar.) [July] 1849, 3 6 . 

 obstructus Planorbis, P. 
I. A. :\[orelet, Test. novo Cubanae (I) 1848, 1-. 

 obstrusa Helix (Helicella), A. E. Férussac, H. X. g. et p. ::\Ioll., Tab!. Limaçons, 1821, 47 

 obtectella Coleophora, P. C. Zeller, Linnaea Entom. IV. Dec. 1849, 333. [[no n.]. 

 obtectus Bellerophon,]. Phillips, :\Iem. Geol. Surv. Gt Britain, II (I) 1848, 356. 

 obtectus Bruchus, T. Say, Descr. X. Amer. Curcul., July 1831, 1. 

 obtectus Canopus,]. C. Fabricius, Syst. Rhyng. 180 3, 127. 



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