53 



©S'lhotlaefes, Fischer de Waldheim. StropJiomenidce. 1837, 



Oryct. Gouv. Moscoii, p. 133, t. xs, f. 4 a-c. No specific name applied. 

 AccordiDg to Bronu, the figure represents Orthis arachnoidea, Verneuil, 

 Geo]. Russ. Ural Mts. ii, p. 196, t. x, f. 18; xi, f. 1, which, according to 

 Davidson, is Spirifera crenistria, Phillips, Geol. Yorkshire,, ii, 1836, p. 216, 

 pi. ix, f. 6, = Streptorl>ynchu8 crenistria, Bav. Mon. Garb. Brach. pp. 124, 

 228, and Mon. Dev. Brach. p. 81. Fischer again introduces the name in 

 Bull. 1. c. 1850, p. 23, pi, X, f. 3, with the species this time named 0. 

 radiafa, Fischer, = Streptorhynchus umiraculum, Dav, Mon. Dev. Brach. p. 

 76. Syn. Streptorhynchus, King. (= Hipparionyx, Vanuxem.) 



Ortholthrix, Geinitz. ProductidcB. 1847. 



Bull. Soc. Imp. Nat. Moscou, xx, p 84. Type Strophalosia excavata, 

 Geinitz. sp. Dav. 1856, pi. xii, f. 27-29. Of. Geinitz, Zechst. p. 48, 1848, 

 and Verneuil, Bull. Soc. G^ol. France, v, p. 300, 1848. {= Strophalosia, 

 King.) 



©fi'ttiotoina, Quenstedt. Terebratulidw. 1871. 



Petref. Deutschl. ii, p. 315, pi. 45, f. 138-142. Subg. Terehratula. 

 (Mid. Lias.) Type Ter. Heyseana, Eoemer, Verst. Nordl. Ool. 1836, p. 35, 

 t. 12,f. 7. 



OrtEiotff'BX, Auctt. Productidce. 



Lapsus ; cf . Orthothrix, Geinitz. 



Ostracltes, Llhwyd. Invertebrata. 1699. 



Lith. Brit. Ichn. and other non-binomial authors. Genus incert. In- 

 cluded fossil Pectinides, Spondyli, Ostrese, and Brachiopoda. 



®stre®pectiilites, Auctt. Invertebrata. 



Used by early non-binomial authors to include various ribbed brach- 

 iopods, Anomia and Ostrea sp. foss. 



©xyrhyeacBms, Llhwyd. Rhynchonellidw. ] 699. 



Lith. Brit. Ichn. p. 34, non-binomial. Quenstodt, Petref. Deutschl. ii, 

 1871, pp. 29, 34. (= Ehynchonella, Fischer, not Oxyrhynchus, Aristotle^) 



PacMSoiBia, Rafinesque. Brachiopoda. 18S1. 



Mon. Biv. Shells Ohio E. p. 8. No ex. cited. Gen. incert. 



Pacbyfioma, Herrmannsen. Brachiopoda. ] 848. 



Ind. Gen. Mai. ii, p. 186. Paetel, Fam. u. Gatt. Moll. p. 149, 1875 ; lapsus, 

 == Pachiloma, Eaf. 



PaclftyisrliynchiBS, King. Terebratulidw. 1 850. 



Perm. Foss. p. 70. (Recent.) Type Terebratula rosea, Mawe. Sow. 

 Gen. f. 4, Dav. 1856, pi. vii, f. 25-8. (= Boudhardia, Dav.) 



PalEeocrania, Quenstedt. Graniidce. 1871. 



Petref. Deutschl. ii, p. 688, t. 61, f. 98. (Sil.) Sole ex. Oriicula anti- 

 quissima, Eichw. Leth. Ross. 1860, i, p. 909. (Cf. Fseudocrania, M'Coy.) 



PalliobraiAcBiiata, Blainville. Invertebrata. 1 8S4. 



Diet. Sci. Nat. xxxii, p. 298. Class Moll. cont. the Brachiopoda and 

 some genera of A cephala. 



