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Melania, T. Say, Dissem. Useful Knowledge, Aug. 1829, 261. 

 ::\Ielania, J. A. Eudes-D., ::\lém. Soc. Linn. Normandie, YII. 1842, 217. 

 Melopsittacus (Shaw), J. Gould, Birds of Australia, \.,. (I) 1840, p1. 44.- 

 Psi ttacus. 

 Micraster, L. Agassiz, Cat. Ect. Ech. 1840, 2; Ann. Sci. Kat. [3] (Zool.) 

 VIII. July 1847, 24. 

 ::\Iicrolepis, J. E. Gray, Ann. Xat. Hist. II. Jan. 18 39, 334. 

 ::\Iicropogon (L.), Cu,-ier & Valenc., H. X. Poiss. V. 1830, 2I9.-Perca, 1766. 

 :\Iillepora, E. Benett, Catal. Org. Rem. in Hoare, Hist. Wiltshire, 1831,7 [no n.]. 

 :\Iithras, C. L. Koch, Die Arachniden, XII (4) 1845, 96. 

 ::\Iodiola, T. Brown, Ill. Foss. Conch. G. B. I. [1845-9], 174. 

 ::\Ionodonta, T. Say, 
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 1818) I\?, p. .-[mihi non visum]. 

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 ::\Iycetophagus, F. \? l\Ielsheimer, Ins. Pennsyl. 1806, 14 [no n.] & var. 

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 :\Iytilus, A. E. Reuss, Geogn. Skizz. Boehmen, II. 1844, 188. [Cypricardia. 

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 Kotaphus (Sturm), Dejean, Cata1. Coléopt. 1821, I6.-Bembidium. 

 
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 ::\otonecta, T. Say, X. sp. Het. Hemipt. X. Amer., Dec. 1831. [1845, 75. 

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 Odontaspis (Reuss), C. G. Giebel, Fauna d. Vorwelt, I (3) 1848, 362.-Lamna. 

 Onithochiton (-), J. E. Gray, Proc. Zool. Soc. London, XV (I74) June 30, 

 1847, 68.-Chiton, ? Sow. 

 Ophion, J. L. C. Gravenhorst, Ichneum. Europ. III. 1829, 697. 

 Ophonus, F. Gebler, Bull. Sci. Ac. Imp. Sci. St Pétersb. YIII (24) Ap. 1841, 371. 

 Orthis, F. :\I'Coy in Griffith, Syn. Silurian foss. Ireland, 1846, 36. 

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 Orthocera, C. H. Pander, Beitr. Geogn. Russ. Reichs, 1830, 109. 

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 Pecten, S. Xilsson, Petrif. Suec. 1827, 21. 



