286 
SUPPLEMENTAL LIST 
Pteropoecila Loew. Zeitschr. gesammt. 
Naturw., iv, p. — . Trrepbv', TvoiKiTivg. 
1867. Dipt., Erypet. Bigot, Verrall. 
Pterorhytis Conrad. Geol. Surv. N. 
Car., i, app. A, p. 21. 1875. Moll., 
Aceph. Dali. 
Pterosauria Owen. Brit. Rept., ii, p. 
156. Rept. 
Pterosema Forster. Verb. Nat. Ver. 
Bonn, xxxy , p. 44. TVTep'ov', orgia. 
1878. Hyrn. 
Pterosia Guen£e. Europ. Micr. Index 
Method., p. 97. 1845. (Uncharacter- 
ized.) Lep. Waterhouse. 
Pterospyius (Rondani) Bigot. (=Pte- 
rospilus Rondani, 1856.) 1857. Dipt., 
Emp. Verrall. 
Pterostylus Mik. Yerh. zool.-hot. Ge- 
sellsch. Wien, — , p. — . vrepov, 
otvTlov. 1878. Dipt., Dol. Bigot. 
Pterosyna Rafinesque. Cont. Monogr. 
Biv. (=Unio.) 1831. Moll. Ag- 
assiz. 
Pterothrissus IIilgendorf. Leopoldina, 
xiii, p. 127. ( = Bathythrissa Giin- 
ther.) 1877. Pisces, Physost. Peters. 
Pterotocrinus Lyon and Casseday. 
Amer. Journ. Sc., xxix. Pterotos; 
krinon. 1860. Ech., Crin. 
Pterotragus Chevrolat. Rev. Zool., 
1856, p. 488. Tvrepbv, ala ; rpayog, 
hircus. 1856. Col. 
Fterotus Le Conte. Proc. Acad. Nat. 
Sc. Phi lad., 1859, p. 86. 1859. Col., 
Lampyr. Le Conte. 
Pterounis Scopoli. Introd., p. 433. 
1777. Lep. 
Pterygia Bolten. Mus. (ed. 2, 1819, p. 
36.) Tvrepv^, ala. 1798. Moll., Gast. 
Pterygia Link. Beschr. Rost Samml., 
ii, p. 93. 1807. Moll., Gast. 
Pterygia Megerle. Cat. MSS. (=Mar- 
giuella.) Moll. Agassiz. 
Pterynea Gray. Syn. Brit. Mus., 1842, 
p. 92. ( =Pterinea.) 1842. Moll., 
Biv. 
Ptkiria Rossi. (=Phthria Meigen.) 
1848. Dipt.°, Bomb. Verrall. 
Pticoptera (Meigen) Rondani. ( = Pty- 
choptera Meigen, 1803. ) 1856. Dipt., 
Ptychop. Verrall. 
Ptilanthura Harger. Amer. Journ. Sc., 
[3], xv p. 376. tvt'CKov, pluma; An- 
thura, nom. gen. 1878. Crust., Iso- 
pod. Harger , v. Martens , Faxon. 
Ptilichnus Hitchcock. Ichnology New 
England, p. 144. -nru'/W ; Ixvog. 1858. 
Vest, incert. sed. 
Ptiliola Haldeman. Journ. Acad. Nat. 
Sc. Philad., v, p. 109. Col. Water- 
house. 
Ptilochaeta Rondani. ( = Ptilocheta. ) 
1857. Dipt., Muse., Tach. Verrall. 
Ptilocheirus Stimpson. Invert. Grand 
Manan, p. 55. 1853. Crust., Amph. 
Smith. 
Ptiloconopa? Zetterstedt. Dipt., Tip. 
Bigot. 
Ftilodactyloides Motschoulsky. fitud. 
Ent., v, p. 26. 1852. Col. 
Ftilodactylus Latreille. (=Ptilocera 
Wiedemann, 1820.) 1829. Dipt., 
Strat. Verrall. 
Ptilograptus Hall. Can. Org. Rem., 
dec. 2, p. 139. tvtlXov, pluma: ypacjxj, 
scribo. 1885. Hy droid. Hall. 
Ptilonaster Hall. Rep. N. Y. State Cab. 
Nat. Hist., xx, p. 291. tvtlKov, pluma ; 
aoTjjp, stella. (syn. Palaeocoma.) 
1867. Ech., Asterid. Hall. 
Ptilonota Loew. Zeitschr. gesammt. 
Naturw., — , p. — . tvtl\ov ; vurug. 
1868. Dipt., Trypetid. Bigot, Verrall. 
Ptilophyllum Guerin. Rev. Zool., 1845, 
p. 439. 1845. Col. 
Ptilopus (Meigen) Staeger. (=Psilo- 
pus Meigen, 1820. ) 1843. Dipt., Dol. 
Verrall. 
Ptilostylmn Mac quart. (— -Ptylosty- 
lum.) 1851. Dipt., Muse., Dex. 
Verrall. 
Ftinodes Le Conte. Class. Col. N. 
Amer., p. 204. 1881. Col., Ptinid. 
Le Conte. 
Ftochcptera Elliot. Ibis, 1874, p. 261. 
1874. Aves. 
Ptyas Cope. Proc. Acad. Nat. Sc. 
Philad., 1880, p. 563. 1860. Rept., 
Ophid., Colubr. Cope. 
Ptychaspis Hall. Rep. N. Y. State 
Cab. Nat. Hist., xvi, p. 170. tvtvutoq, 
plica; a<77Uf, pelta. 1863. Crust. Hall, 
Ftychina Philippi. Moll. Sic., 1836, p. 
15. tttvxv, plica. ( =Ptychine Agass. 
Nomen.) 1836. Moll., Biv. 
Ptychocerus King. (=Ptychoceras 
D’Orbigny.) Moll., Ceph. 
Ptychochartocycltis Ludwig. Neues 
Jahrb. Miner., 1889, p. 674. I860, 
Coel., Actin. Dalton, 
