236 
SUPPLEMENTAL LIST 
Oplithalmosaurus Seeley. 1874. Rept. 
Dalton. 
Opilo . (v. Opilus.) Col. Agassiz. 
Opisocardium Bayle. Journ. Concli., 
xxvii ([3], xix). 1878. Moll. 
Opisognathus Thomson. Syst. Ceramb., 
p. 330. 1860. Col. 
Opisthius Kirby. Fauna Bor.-Amer., 
rv, p. 60. oTucrd-e, pone. ( = Opistius 
Agass. Nomen.) 1837. Col., Carab. 
Opisthodonta Langerhans. Zeitscbr. 
wiss. Zool., xxxii, p. 547. 1879. 
Annelid. 
Opi sthomi Cope. Proc. Amer. Phil. 
Soc., 1870, p. 456. 1870. Pisces, 
Pbysoc. Cope. 
Opistboporus Benson, in litt. Teste 
Pfeiffer, Zeitscbr. Malak., 1851, p. 8. 
1851. Moll., Gast. 
Opisthoptera Meek. (Not defined.) 
Moll., Biv. 
Opisthotomus Cope. Syst. Cat. Vert. 
Eocene N. Mex., p. 15. 1875. Mamm., 
Mesod. Cope. 
Opistognathinae Swainson. Class- 
if., ii. Opistognatkus. 1839. Pisces, 
Blenn. Agassiz. 
Opithosyllis Langerhans. Zeitscbr. 
wiss. Zool., xxxii, p. 541. 1879. 
Annelid. 
Oplacantha Rondani. (=Hoplacantba 
Rondani.) 1864. Dipt., Strat. Ver- 
rall. 
Oplacephala Macquart. ( = Hoplaceph- 
ala Macquart.) Dipt., Muse., Tacb. 
Verrall. 
Oplopisa Milne-Edwards. Bull. Soc. 
Philorn. Paris, Juin, 1878, p. 3. on-Xov, 
arma ; Pisa, 110 m. gen. ; quasi Pisa 
armata. 1878. Crust., Dec., Bracb. 
v. Martens. 
Oplostomus . ( — Hoplostomus.) 
18 — . Col. Agassiz. 
Opsamates Waterhouse. 1879. Col. 
Zool. Jahresb. 
Opseogymnus Costa. Gamb. Vico, 
Giorn. Sc. Napoli, ii, p. 444. oipig; 
yvpvog. 1857. Dipt., Strat. Bigot. 
Opseotapinus Gemminger. Col. Hefte, 
viii. bipig, facies; raTzeLvbg , humilis. 
1871. Col. 
Opsimus Le Conte. Rep. Expl. Surv. 
Pac. RR., xii, p. 60, pi. 2. fig. 10. 1857. 
Col., Ceramb. Le Conte. 
Orasius Oken. Lehrb. Naturg., vi, p 
744. 1816. Mamm., Ung. 
Orbicella Dana. Expl. Exp. Zoopb. 
Orbis ; cella. (=Astraea.) 1846. 
Pol. , Astraeid. Agassiz. 
Orbicella D’Orbigny. Compt. rend., 
xxy, p. 269. 1847. Bracb., Disc. 
Orbicularius Dumeril. Zool. Anal., p. 
168. 1806. Moll., Bracb. 
Orbiculina Lamarck. Cours Zool. 1812. 
Foram. Agassiz. 
Orbiculoidea D’Orbigny. Compt. rend., 
xxv, p. 269. 1847. Moll., Bracb. 
Orbignyna Hagenow. Jabrb. Miner., 
1842, p. 573. 1842. Coel. 
Orbillus Stal. Recens. Orth., i, p. 37, in 
table. 1873. Orth., Acrid. Mac- 
Lachlan. 
Orbitis Megerle. Cat. MSS. (=Teba 
Leach.) Moll. Agassiz. 
Orbitolites Eichwald (non Lamarck). 
Zool. Spic., i. ( = Cbaetetes.) 1829. 
Pol., Favositidae. Agassiz. 
Orbitula Megerle. Cat. MSS. Moll. 
Agassiz. 
Orchemia Guenee. Europ. Micr. Index 
Method., p. 58. (No characters.) 
1845. Lep. Waterhouse. 
Orchetomyrmex Mayr. Verb, zool.- 
bot. Gesellsch. Wien, xxvii, p. 871. 
1878. ITyrn. 
Orchistoma Haeckel. Monogr. Med., i, 
p. 138. 1879. Med. 
Orchithemis Brauer. Sitzungsb. Akad. 
Wiss. Wien, lxxvii, i, p. 196. 1878. 
Neur. 
Orcus Mulsant. Spec. Col. Trim. S6cur., 
p. 465. Nom. mythol. 1851. Col. 
Oreas IIubner. Tent., p. 1. 1806. Lep. 
Oreina Westwood. Brit. Butt., p. 76. 
1840. Lep. 
Oreocepbalus Gray. Cat. Lizards Brit. 
Mus., p. 189. 1845. Rept. Water- 
house. 
Oreocyon Marsh. Amer. Journ. Sc. 
Arts, [3], iv, p. 406. opog, mountain ; 
kixjv, dog. 1872. Mamm., Carn. 
Marsh. 
Oreoderus Burmeister. Handb., iii, p. 
726. opog, mons; depg, collum. 1842. 
Col. 
Oreomys Heuglin. Reise Nordost- 
Afrika, ii, p. 176. 1877. Mamm., 
Murid. Bye. 
