concentrica Pholadomya, F. A. Roemer, \-erst. Xorddeutsch. Oolith. (2) [836, 130. 

 concentrica Phryganea, J. \Y. Letterstedt, Ins. Lapp. de:;cr. 18....0, [067. 

 concentricus Phyllolepis, L. Agassiz, 13 Rept. Brit. Assoc. (Cork, 1 8.
3) I84-h [95 

 [n. n.]; Poiss. Foss. Y. G. R. 61 & 67 (1844). 

 Plagiostoma, J. De C. Sowerby, 
1 in. Conch. VI.I 827, II 3. 

 Pleureterites, C. S. Rafinesque, Atlantic Journ. (4) 1832. 143. 

 Pleurotomaria, J. Phillips, Geol. Yorksh. II. 1836,228. 

 Posidonomya (:\luenst.). _-\.. d'Orbigny, Prodr. Paléont. L [849 [Jan. [t--
o], 

 83.- Arca . 

 Productus, Potie7 &. 
Iichaud, Gal. 
loll. Douai, II. 1844, 2[-. 

 Pterinea, T. A. Conrad [2 _-\n. Rep. X. Y. Geol. Surv.], Assembl. no. 200, 

 Pt}chodus, J. L. R. Agassiz, Poiss. Foss. III. 156 (1839). [1838, II 6. 

 Rhynchaenus, A. G. Olivier, Entom. V. 18oï, 207. [VI. 1830, 12. 

 Sciomyza, Hoffmannsegg in J. \V. 
Ieigen, Syst. Eeschr. Lweifl. Insekt. 

 Spirifer pluenst.), A. d'Orbigny, Prodr. Paléont. 1. 18...9 [Jan. 1
50], 203 

 -Orthis. [- TerebratuIa. 

 Spirigera (Buch), A. d'Orbigny, Prodr. Paléont. I. 1849 [Jan. 18
0], 9R. 

 Spiroloculina (Brown), \Y. :\lacgiIlivray, Hist. 
1011. Aberdeen, 1843, 36.- 

 Spondylus, H. G. Bronn, Ergeb. nat. Reisen, II. 1831,629. pliliola. 

 Stromatopora, G. A. Goldfuss, PetreE. German. I (I) 1826, 22. 

 ::;ynastrea (Defr.), Edwards & Haime, Ann. Sci. Xat. [3] (Zoot) XII. Sept. 

 1849, I 
6.-Astrea. 

 concentrica Tellina, A. E. Reuss, Geogn. Skizz. Boehmen, II. 1844, 200. 

 concentrica Tellina, A. A. Gould, Proc. Boston Soc. N. H. III. I8
I (18S0), 2:;3. 

 concentrica Terehratula, H. G. Bronn, Zschr. 
lin. 1829, I. 77 [n. 11.]. 

 concentrica Terebratula, L. v. Euch, Abh. ph.-Kl. K. pro Ak. \Viss. [R33 (183:-) [I8.H], 

 concentrica Testudo, G, Shaw, Gen. Zool. (Amph.) III (I) 1802, 43. [1-23. 

 concentrica Trigonia, J. L. R. Agassiz, Etudes crit. :\1011. foss. (I) 18.p, 20. 

 concentricus Trinucleus (Eat.), J. HaU, X. H. New York (Pal. I.) 1847, 249o-Xuttainia. 

 concentricus Trochilites, E. F. v. Schlotheirn, Die Petre'. 1820, 158. 

 concentrica Turbinella, L. Reeve, Conch. Icon. IV.-Turbinella, no. '2, July 1847. 

 concentricus Turbo (
luen5t.), A. d'Orbigny, Prodr. Paléont. 1. 1849 [Jan. 1850], 11)2. 

 concentrica Venericardia, Lamarck, An. s. vert. V. 1818,61 I. [-Xaticella. 

 concentricus Venulites, C. F. Roemer, Rheinische Uebergangsgeb. 18 44' 79, 

 concentrica \
enus, F. A. Roemer, Verst. Norddeutsch. Kreidegeb. (2) I84T, 7::!. 

 concepsionis Patella, R. P. Lesson, Voy. "Coquille," Zool. II (x) 1831, "'18. 

 conceptionis Pristiporna, Cuyier & Valenc., H. X. Poiss. V. I8jo, 268. 

 conceptionis Serranus, Cuyier & Valenc., H. 
. Poiss. II. 1828, 246. 

 concha Autographa (Fab.), J. Huebner, Veu.. bekannt. Schmett. [1825], 25 I.-Xoctua. 

 concha Chrysoptera (Fabr,), Duponchel in J. B. Godart, 1-1. X. Lépid. France, VII (2) 

 (X oct. 4, pt. 2) 66, 1829.-Koctua, Iï87' 

 concha :\lus, A. Smith, Rpt. Exp. C. Afr. 18 36. 43. 

 concha Plusia (Fab.), F.Ochsénheimer, Schmett. Europa, IY. 1816, 89.-Xoctua, Ji"ï' 

 conchaceaeformis Cypris, E. Eichwald, Zoo!. Spec. II. 1830, JOi. 

 conchacea Clio, J. R. Forster, Anim. mar. Aust. 1844, 29. [I ï fK 

 conchacea Cypris (L.), P. A. Latreille, Sonnini's Buffon, Ins. IV (1802), 246.-
lonoculus, 

 conchalis Catoptria (D. & S.), J. Huebner, Verz. bekannt. Schmett. 1826. 365.-Tin
a 

 conchella, 1775. 

 conchana Celypha, J. Huebner, Verz. bekannt. Schmett. 1826, 38'2.-Tortrix. 

 conchana Sericoris (Huebn.), F. Treitschke, Schmett. Europa, VIII. 1830, 148.- Tortrix. 

 conchana Tortrix, J. Huebner, Europ. Schmett., Tab. Tort. Ii (Fernaldo jndice 179ïJ 

 [n. et J
]. [Dodecaceria 

 concharum Cirratulus (Orst.), A. E. Grube, Arch. f. Naturg. XVI (I) 1850, 316.- 

 concharum Dodecaceria, A. S. Orsted, Annul. Dan. Consp. (I) 18-1-3, 44. 

 concharum Hydrachna, Pfeiffer in K. E. v. Baer, N. A. Ac. Caes. Leop. Car. XIII (2) 

 18'27, 590 & 88[. 

 concharum Phascolosoma, A. R. Orsted, Reg. l\Iar. 1844, 
o. 

 conchatus Echinarachnius, J. 
l'Clelland, Calcutta J oum. X at. Ilist. I (2) July 18...0, l J. 



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