219 
DISTOMA — Continued. 
ferina, A. glacialis, A. marila, Anser cinereus dom., Ascolopax gallinago, 
Astur nisus, Aegolius brachyotus, Buteo lineatus, Ceryle mdis, Chelidon 
rustica, Colymbus subcristatus, Corvus americanus, C. corax, C. cornix, C. 
corone, C. fnigilegus, C. glandarius, C. monedula, C. pica, Crax pratensis, 
Cygnus musicus, Falco buteo, F. nisus, F. subbuteo, Fringilla coelebs, Fulica 
atra, Fuligula ferina, F. marila, Gallinula chloropus, Grus cinerea, Hirundo 
m’bica, Lanius minor, Lams canus, Numenius arcuatus, N. arquata, Otis 
tarda, Pams major, Pliasianus gallus, Kallus porzana, Scolopax gallinago, S. 
rusticola, Strix brachyotus, Turdus viscivorus, Uria grylle, Vanellus cris- 
tatus. 
ovatum of Matsubara (in chickens; A^edo, Japan). — Braun, 1902b, 81-82 (=Pros- 
thogonimus japonicus). 
ovatum of Wedl, 1858, 241, pi. 1, fig. 1 (in Scolopax gallinula, Grus cinerea, Fulica 
atra) and of Linst., 1873, 96 (in Corvus corone). — Braun, 1902b, 72-73, 77-78 
(=Prosthogonimus cuneatus) . 
oviforme Poir., 1886, 26-27, pi. 2, figs. 7, 8, 9 (in Kycticebus javanicus). — Braun, 
1892a, 700, 721, 735, 737; 1901e, 311, 313.— Looss, 1899b, 608, 618, 714, 715 
(to Phaneropsolus). — Luehe, 1899, 536 (thinks it is a Lecithodendrium). — 
Mont., 1888a, 38; 1893, 43, 83, 95, 102, 106, 107.— Stoss., 1892, 12-13 (in 
Nyct. jav.). 
ovocaudatum Vulpian, 1859, v. 5, 150-152 (in Rana viridis). — ^Brand., 1898a, 215 
(23).— Braun, 1892a, 603, 765, 774, 775, 784, 786, 787, 798, 803, 805, 808, 810, 
814, 815; 1893a, 857, 865, 872, 881; 1893b, 181; 1895b, 11.— Creutzburg, 
1890a, 32 pp. (anat. development). — Darr, 1902, 654, 657. — Gamb., 1896a, 
72. — Heckert, 1887a, 460. — Kampmann, 1894b, 446. — Leuck., 1863, 490. — 
Looss, 1885b, 24; 1892a, 74, 101, 123; 1894a, 2, 109-111, 120, 133, 136, 137, 
154, 168, 170, 173, 179, 184, 197, 199, 200, 201, 207, 210, 211, 212, 214, 275, 
pi. 3, fig. 49, pi. 6, fig. 123; 1893b, 813; 1896b, 215, 226, 227; 1899b, 645 
(t^q)e of Halipegus). — Luehe, 1900, 558. — ^Mont., 1888, 68, 72. — ^Mueh., 1898, 
29.— Schuberg, 1894, 169.— Sons., 1892, 95; 1893, May 7, 215-217; 1893, 187, 
188 (in Rana esculenta, R. temporaria); 1893, 28 Oct., 566; 1893, Apr. 30, 
63-64; 1894, 2 May, 172 (Distomomum). — Stoss., 1889, 71. 
ovocaudatum of Nickerson, 1898, 261-264. — Staff., 1900, 405, 409-410; 1905, Apr. 
11, 687-688 (syn. of Halipegus occidualis). 
ovofarctum Odhn., 1902, 153-154 (in gallbladder of Synodontis sp.; Omdurman, 
Apr.); 1902, 42. 
ovum Crep., 1846, 159 (in Planorbis marginatus). 
oxycephalikum Schneidemuehl, 1896, 303, for oxycephalum. 
oxycephalum Rud., 1819a, 98, 375-376 (in Anas boschas, A. cl>q)eata). — Anacker, 
1887c, 513. — Baird, 1853a, 56 (var. of echinatum in Gallus dom.). — Baillet, 
1866b, 105.— Bellingham, 1844a, 423.— Braun, 1892a, 595; 1893a, 879.— Cob- 
bold, 1860a, 12; 1879b, 440.— Crep., 1837, 311, 312; 1846, 142, 144, 145.— 
Dies., 1850a, 345-346 (s^uis. Fasc. appendiculata boschadis, D. inerme); 
1858e, 335 (in Anas clyp.; A. crecca). — Duj., 1845a, 448. — Galli- Valerio, 
1898m, 923 (onycephalum) (syn. of Echinost. conoideum). — Giebel, 1857, 
265. — Hahn & Lefevre, 1884a, 516 (syn. Fasc. appendiculata Froeh.). — Hass., 
1896a, 2, 3 (syn. of Echinost. echinatum). — Landois, 1882, 23. — Linst., 1873, 
105. — Leuck., 1863a, 471. — Looss, 1885b, 18. — ^Mont., 1888, 40. — Nord., 1832a, 
47. — Schneidemuehl, 1896, 303 (oxycephalikum). — Stoss., 1892, 167. (syn. of 
Echinost. ech.); 1899, 13. — Verrill, 1870, 179. — Reported for Anas boschas; 
A. boschas dom.; A. boschas fera; A. clypeata; A. crecca; A. ferina; A. 
marila; A. querquedula; A. tadorna; Anser albifrons; A. cinereus; Fuligula 
ferina; Mergus merganser). 
oxyurum Crep., 1825, 48-49 (in Anas marila; Feb.); 1837a, 316; 1846, 141, 142, 
143.— Braun, 1891, 100; 1892a, 570; 1901, 944; 1902b, 11, 15, 23, 26.— 
Cobbold, 1860a, 12. — Dies., 1850a, 345 (A. marila at Greifswald, A. clangula, 
A. fuligula, A. glacialis, A. nigra, A. tadorna). — Duj., 1845a, 450. — Linst., 
1882, 19.— Poir., 1885, 101 (oxyurus).— Sieb., 1836, 239.— Stoss., 1892, 185.— 
Reported also for Bucephala clangula; Fuligula cristata; F. marila; Harelda 
glacialis). 
pachisomum Par., 1894, 155 (for pachysomum). 
pachyderma Braun, 1899e, 629 (inChelone atra =? Thalassochelys caretta); 1901b, 
26-27, fig. 23. 
