OF GENERA IN ZOOLOGY. 
289 
Fyrotrichus Le Conte. Proc. Acad. 
Nat. Sc. Philad., 1862, p. 41. 1862. 
Col., Ceramb. Le Conte . 
Pyrrhacita Thomson. Pbysis, i, vi, p. 
105. 7rvpiJUKj]c, rubescens. 1868. Col. 
Pyrrhalta Joannis. Col. 
Pyrrharctia Packard. Proc. Ent. Soc. 
Philad., iii, p. 120. nvppog, yellowish- 
red; Arctia. 1864. Lep. Packard. 
Pyrrhobaphus Stal. Hem. Fabr., i, p. 
73. 1868. Hem., Lyg. 
Pyrrhocosmia Stal. Svensk. Yet. Akad. 
Handl., ix, no. 1, p. 177. 1870. Hem., 
Cor. 
Pyrrhomitris Cassin. Proc. Acad. Nat. 
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house. 
Pyrrhopyge H€tbner. Yerz., p. 103. 
1816. Lep. 
Pyrrhosidia Scudder. Mem. Bost. Soc. 
Nat. Hist., ii, p. 346. Ttvpfrog) idea. 
1874. Lep., Urb. Scudder. 
Pyrrhosticta Butler. Cist. Ent., i, p. 
86. 1872. Lep. 
Pyrula Lamarck. Journ. Soc. Hist. Nat. 
Paris. 1799. Moll. Agassiz. 
Pyrulina D’Orbigny. Tabl. M6th. C6- 
phal. ( = Polymorphina D’Orbigny. ) 
1826. Foram. Agassiz. 
Pyrum Fabricius. Cat. Cab. Fabr. 
(= Triton.) 1823. Moll. Agassiz. 
Pyryota (Weidemann) Walker. ( = 
Pyrgota Weidemann, 1830.) 1857. 
Dipt., Muse., Ortal. Verrall. 
Pythais Thomson. Arch. Ent., i, p. 71. 
Aristotelis uxor. 1857. Col. 
Pythia Bolten. Mus. (ed. 2, 1819, p. 
74). 7 rv&iog, pythicus. 1798. Moll., 
Gast. 
Pytkonichthys Poey. Repertorio, ii, p. 
265. Python; ixOvg, piscis. 1868. 
Pisces, Muraen. Poey. 
Pythonidium Heer. Svensk. Yet. Akad. 
Handl., viii, vii, p. 75. 1870. Col. 
Pythonomorplia Cope. Proc. Bost. 
Soc. Nat. Hist., 1869, p. 253. 1869. 
Saur. Carman. 
Pyticera Spinola. Mon. Cler., ii, p. 69. 
Etym. dub. (=Pyticara Agass. No- 
men.) 1844. Col. 
Pyurus Blainville. Man. Malac. 1825. 
Moll. Agassiz. 
Pyxis Humphreys. Mus. Calonn. Teste 
Sowerby. nv^ig, pyxis. 1797. Moll., 
Gast. 
19 
Quadribola Czerniawsky. Hor. Soc. 
Ent. Ross., xi, p. — . Quadri-bola, 
ex analog, nom. Tri-bola. 1878. 
Crust., Dec. (larva), v. Martens. 
Quadrula Leidy. Rep. U. S. Geol. Surv. 
Terr., xii, p. 142. 1879. Rhiz. 
Quaesticulus Schaufuss. Col. 
Quaestus Schaufuss. Col. 
Quassilabia Jordan and Brayton. Man. 
Yert. East. U. S., ed. 2, p. 401. 
Quassus; labia. 1878. Pisces. Jordan , 
Cones. . 
Quediopsis Fauvel. Ann. Mus. Civ. 
Stor. Nat. Genova, xiii, p. 560. Que- 
dius, nom. gen.; utyig, aspectus. 1878. 
Col. Gestro. 
Quenstedtia Rominger. Foss. Corals. 
Nom. propr. 1876. Pol., Actin. Dal- 
ton. 
Quilta Stal. Freg. Eug. Resa, Ins. Orth., 
• 1860, p. 337. 1860. Orth., Acrid. 
Quimalanca Thomson. Col. 
Quinqueloculina D’Orbigny. Tabl. 
M6th. C6phal. 1826. Moll. Agassiz. 
QuoyiaGRAY. In Beech., Yoy. (=Pla- 
naxis.) 1839. Moll. Agassiz. 
Rabdichnites Dawson. Amer. Joum. 
Sc. [3], — . pafidog, rod; ixviov, a 
track. (Trail of worm or mollusk.) 
(cf. Rhabdichnites.) 1873. Yermes? 
Moll.? Dawson. 
Rabdoconcha Gemmellaro. Giorn. Sc. 
Nat. Econ. Palermo, xiii, p. 134. 1878* 
Moll., Gast. 
Rabdophaga Westwood. (=Rhabdo- 
phaga Westwood.) 1854. Dipt., 
Cecid. Verrall. 
Rabopus Motschoulsky. Col. 
Rachia Moore. Descr. Lep. Coll. At- 
kinson, Journ. Asiat. Soc. Bengal, 
p. 70. 1879. Lep. Moore. 
Rachipoda Lioy. (=Rhacipoda.) 1864. 
Dipt., Muse., Borb. Verrall. 
Rachiptera Bigot. (=Rhachiptera.) 
1859. Dipt., Muse., Tryp. Verrall. 
Rachispoda Lioy. Atti 1st. Yeneto, p. 
1116. paxtg ; Trovg. 1863-65. Dipt., 
Sphaer. Bigot. 
Racilia Stal. Bihang Svensk. Yet. 
Akad. Handl., v, no. 4, p. 48. 1879. 
Orth., Acrid. 
Radamas Munster. Beitr. Petref., vi, 
p. 52. 1843. Pisces. 
