OF GENERA IN ZOOLOGY. 
297 
Ronaultia Bellardi. Moll. Terz. Pie- 
mont, pt. ii. Moll., Gast., Plenrot. 
1877. Dalton. 
Ropalita Rafinesque. Anal. Nat., 1815, 
p. 140. 1815. Moll., Ceph. 
Ropalocera Meigen. 1820. Dipt., Asil. 
Verrall. 
Ropalonaria Ulrich. Journ. Cine. Soc. 
Nat. Hist., ii, p. 26. Ropalon. 1879. 
Coel. 
Rophalis Erichson. In Berendt, Org. 
Reste Bernst., ii, p. 87. (cf. Rhopalis.) 
1856. Nenr. 
Rorqual Cuvier. Mamm. 
Rosacantha Thomson. Syst. Ceramb., 
p. 484. 1860. Col. 
Rosacilla Roemer. Kreid. 1841. Pol., 
Cellep. Agassiz. 
Rosalina D’OrbiGNY. Tabl. M6th. Cdph. 
1826. Moll. Agassiz. 
Rostanga Bergh. Arcb. Naturg., xlv, 
i, p. 353. 1879. Moll., Nudibr. 
Rostellaria Lamarck. Journ. Soc. Hist. 
Nat. Paris. 1799. Moll. Agassiz. 
Rostillaria Leach. Syn. Brit. Mus., 
1823, p. 63. 1823. Moll.. Gast. 
Rostrotrema Lycett. Ann. Mag. Nat. 
Hist., ii, p. 252. 1848. Moll., Gast. 
Rotala Megerle. Cat. MSS. ( = Helix.) 
Moll. Agassiz. 
Rotalia Lamarck. Philos. Zool. 1809. 
Moll. Agassiz. 
Rotalites Lamarck. (= Rotalia.) Moll. 
Agassiz. 
Rotula Albers. Helic., p. 115. (--Ro- 
tala Marsch. Nomen.) 1850. Moll., 
Gast. 
Rotularia Defrance. Diet. So. Nat., 
xlvi, p. 231. Vermes. 
Rotularia Pfeiffer. (Sect.) 1879. 
Moll. Zool. Jahresb. 
Rouaultia Bellardi. (Geol. Record, p. 
300.) 1877. Moll., Gast. 
Roxana Pascoe. Col. 
Roxania Leach MSS. Teste Gray. 1847. 
Moll., Gast. 
Rubeta Megerle. Cat. MSS. (—Tri- 
ton.) Moll. Agassiz. 
Rudista Gray. Syn. Brit. Mus., p. 61. 
1823. Moll., Rudist. 
Ruepellia (Wiedemann) Schiner. ( == 
Rueppellia Wiedemann.) 1868. Dipt., 
Ther. Verrall. 
Rueppellia Wiedemann. 1830. Dipt., 
Ther. Verrall. 
Rufina ClesSin. Malak. Blatter, xxv, 
p. 98. Rufus dim. (Subg. Daude- 
bardia, D. rufa Drap., typ. spec.) 
1878. Moll., Gast., Pulm. v. Martens . 
R u g o s a Edwards and Haime. Brit. 
Foss. Cor., i. 1850. Polypi. Agassiz. 
Rumphia Desor. Syn. fich. Foss. ( = 
Rumpfia Marsch. Nomen.) 1857. Ech. 
Ruperella . Moll., Lithoph. Ag- 
assiz. 
Rusichnites Dawson. Can. Nat., i, p. 
367. pvoog , wrinkled ; ixviov, a track. 
(Casts of burrows of Trilobites for- 
merly called Rusophycus.) 1861. 
Crust., Trilob. Dawson. 
Rusobria Cameron. Trans. Ent. Soc. 
Lond., 1878, p. 150. 1878. Hym., 
Tenth. 
Rusticus Hubner. Tent., p. 1. 1806. 
Lep. 
Rutitherium Filhol. Compt. rend., 
Ixxxii. 1876. Mamm. Dalton. 
Ryderia Wilton. Quart. Phil. Journ., 
1830, p. 73. 1830. Moll., Biv. 
Rynchana Richardson. Ichth. Ereb. 
Terr. pvyx a va, nasuta. 1845. Pisces, 
Cyprin. Agassiz. 
Ryncolites Faure-Biguet. Consid. 
Bdlemn. ( = Rhyncheolithus. ) 1819, 
Moll., Ceph. 
Rypholophus Kolenati. (—Rhypholo- 
phus Kolenati, 1860.) 1860. Dipt., 
Limnob. Verrall. 
Ryphus (Latreille) Say. (=Rhyphus 
Latreille.) 1823. Dipt., Rhyph. 
Verrall. 
Rytus King. Col. 
Saara Gray. Cat. Lizards Brit. Mus., 
p. 262. 1845. Rept. Waterhouse. 
Sabacon Simon. Arachn. France, vii, p. 
266. Nom. propr. 1879. Arachn., 
Opil. Simon. 
Sabanea Leach MSS. Teste Gray, Proc. 
Zool. Soc. Lond., 1847, p. 152. 1847. 
Moll., Gast. 
Sabellites Hupsch. Naturg. Nieder- 
deutschl., p. 31. 1781. Vermes. 
Sabettus Desvoidy. Agassiz, Nomencl. 
Zool. ( = Sabethes Desvoidy, 1827, 
emend.) 1847. Dipt., Culic. Verrall. 
Saccocrinus Hall. Palaeont. N. Y., ii, 
p. 205. a afcicoe, saccus; icpcvov, lilium. 
1852. Ech., Crin. Hall. 
