60 



Ofeoleiifluia, Billings. Trimerellidce. 1871. 



Canadian Nat. new ser. vi, p. 220, Dec. (Sil.) Type Oholiis galtensis, 

 Billings, I.e. p. 222. Pal. Geol. Snrv. Canada, p. 168, f. 161, Jan. 1862. 

 (=l'rimereUa, B.) 



Oto®Iidae, Kiog. Lyopomota. 1846. 



Ann. Mag. Nat. Hist, xviii, p. 28. Fam. Brach. cont. Oiolus. 



©fooliiaae, Dall. LinguUdce. 1870. 



Am. Journ. Conch, vi, p. 100. Snbfam. Brach. cont. Oholus, OboleUa, 

 Monobolina, Spondylobolus. 



®fe©lBis, Eichwald. OhoUdco. I 820. 



Zool. Spec, i, p. 274. (Sil.) Type 0. apollinis, Eich., Schl. ep. Dav. 1853^ 

 p. 136, pi. ix, f. 280-284. Syn. Aulonotreta, pars, Kut. ; Ungula, Pander ; 

 Ungulites, Bronn. 



®lj©vite§5 Rafinesque. BracMopoda. 1881. 



Mon. Biv. Shells Ohio R. p. 7. No ex. cited. Gen. incert. 



®toQalM§, Quenstedt. OhoUdcB. 1871. 



Petref. Deutschl. ii, p. 732 ; lapsus, = Oholus, Eichw. 



®iiycSiite§5 Mercati. BracMopoda. 1717. 



Met. Vatic, p. 330 (non-binomial), and subsequent writers, for a group 

 of brachiopods with deeply incurved umbones, like StringoGephalus, 

 Gypidia, and some Bhynchonellce. 



^rfeiceflla, D'Orbigny. Discinidce. 1847. 



Comptes Eeudus, xxv, p. 269. No ex. cited. Ann. Sci. Nat. xiii, 1850, 

 p. 350. No ex. cited. Prodr. Pal. Strat. 1849, p. 20. No type selected, 

 lirst two sp. cited as of "D'Orb. 1847". 1st sp. 0. BucMi, Verneuil, 

 Mnrch. Geol. Euss. Ural, ii, p. 288, t. 19, f. 1. 2d sp. O. punctata, Sow- 

 erby, in Murchison's Siluria (ed. iii), p. 212, f. (35) 1, pl.v, f. 17. (L. 

 Sil.) Dav. Mon. Sil. Brach. p. 69, pi. vi, f. 9. 9th (last) sp. cited 0. ter- 

 minalis, "D'Orb. 1848", Conrad, in Emmons, Geol. N. York, iv, p. 395; f. 

 4, 1842. Dav. 1856, xiv, f. 4-7. In the absence of other information, 0. 

 Bucliii may be taken as the type. (= Trematis, Sharpe.) 



©FfoiCMla, Cuvier. Craniidce. 1798. 



Tabl. El^m. d'Hist. Nat. p. 4.35. Type Patella anomala, Mull. = Crania 

 an. Dav. 1856, pi. xiii, f. 24, 32, 33, 35, 36. (Eecent. ) Lamarck, Prodr. p. 83, 

 1799. Type O. norvegica, Lam. non Sow. = Crania anomala. lb. Syst. 

 An. s. Vert. 1801, p. 140, same type. (=: Crania, Eetz.) 



®rt>iCMla, Sowerby. Discinidce. 18SO. 



Min. Conch, vi, p. 4,pl. 506. Ex. 0. reflexa, Sow. 1. c. G. B. Sowerby, 

 Conch. Man. ed. ii, p. 209, 1842. Thes. Conch, i, p. 365, 1847. Not Orbi- 

 cula, Cay. (=:Disciwa, Lam.) 



©rtoicMSacea, Anton. Lyopomata. 1 839. 



Verzeichn. p. 21. Fam. Brach. cont. OrMciila. 



®rfoSctDSae, Deshayes. Lyopomata. 18S0. 



Encyc. M6th. iii, p. 553, tabl. Fam. Brach. cont. Orhieula. 



