58 
ohlongum Cobbold of Braun, see Looss, 1902m. 716 (Brachycladium). 
ohlongum R. Wright. 1879. 12, t. h. Aromochelys (Stemothaerus) odorattis; Toronto. 
Canada. — 1879; Polyst. 
ohovatum Mol.. 1858, 288, t. h. Chrysophris amata; Padua. — 1859: Bist. 1886: 
D. (Brachylaimus). [1899: Creadiinae.] 1901: Allocreadium. 
o6scz/ro Mueller, 1774, 65, in piscinis. — 1774: Fasc. 1776; Planaria. 
ohscura Sons., 1892, Oct. 7, 138, t. li. Limntea natalensis ; Cairo, Egypt. — 1892: Cere. 
ohscurum Staff., 1904, 484, t. h. Lophiuspiscatoiius; Canada. — 1904: Leptosoma (t^'pe '. 
obscurum Leidy. 1887. 24. t. li. Megalops thrissoides; Coll. Army Med. Mus., Wash. — 
1887: Monost. 
obtusum Looss, 1896b. 78, t. h. cameleon, Alexandria, Eg>-pt. — 1896: Dist. 1899: 
Lecithodendrium. 
occidentalis 'Sictersoii, 1900, 250. t. h. sheepshead; Mississippi Valley. — 1900: Cotylo- 
gaster. 
occidualis Smti., 1905, 687, t. h. Rana clamata, R. catesbiana: Canada. — 1905; Hali- 
pegus. 
occidtum Staff., 1905. 682. t. h. Diemyctylus viridescens Raf., Rana virescens: Can- 
ada. — 1905; Manodist. (type). 
ocellata LaValette. 1855, 22. t. h. Limnaeus stagnalis. — 1855; Cere. [1858: Histrionel- 
lina fissicauda.] 
ocellatum Rud.. 1819a. 125, t. h. Testtido orbicularis; Arimini. — 1819: Polyst. 1828: 
Hexacoctyla. 1828: Hexacotyle. 
ochreatum Xitzsch, in Giebel, 1857, 265, t. h. Falco haliaetos.--1857: Holost. 
ocreata Rud., 1802b. 79, halecis 1790 renamed; t. h. Cltipea harengus. — 1802; Fasc. 
1809: Dist. 1845; D. (Apoblema). 1889: Apoblema. 1899: Pronopyge (type). 
ocreata Goeze. 1782a. 182, t. h. Matilwurf; Emnpe. — 1782: Fasc. 1788: Cucullanus. 
17 — : Festucaria (Schrankb 1800: Monost. 1809; M. (Monost). 1899: Dist. 
[1899: Ityogonimus, type.] 1902: Ityogonimus. [Distomum lorum.] 
ocreatiim Mol., of Olss., 1868, 48. — 1868: Dist. 1891: Apoblema. 1899: Hemiurus. 
[1905; Brachyphalltis crenatus (Rud.''.] 
ocreatum Rud. of Mol.. 1858, 209, in Clupea alosa; Padua. — 1858; Dist. 
octopodis Cuvier, 1829b, 147. — 1829; Hectocotylus itype). 
octopodis delle Chiaje, 1841, 139. — 1841: Dist. 
octopodis delle Chiaje, teste Par., 1894, 169, t. h. Octopus vulgaris: Xaples. : 
Monost. 
ocular de Bonis, 1882, 180, for octilare. — 1882: Dist. [Agamodist. ophthalmobium.] 
oculare Moquin-Tandon, 1860, 347. for D. oculi humani. — 1860: Dist. 1860: Fasc. 
[Agamodist. ophthalmobium.] 
ocidatum Levin., 1881a, 64, t. h. Cottus scorpius: Egedesminde. — 1881: Dist. 1886; 
D. (Echinost.). 1905; Acanthopsolus (type). 
ocidi humani Gescheidt. 1833, 434, t. h. Homo: Dresden, Saxony. — 1833; Dist. 1858; 
Dicrocoelium. [Agamodist. ophthalmobium.] 
ocidis Moquin-Tandon. 1861, 375, for ocularis. — 1861: Fasc. [Agamodist. ophthal- 
mobium.] 
ocidobiurn Cohn, 1902d, 712, t. h. Vanellus melanogast.; Greifswald coll. — 1902: 
^lonost. 
odontocotyla Dies.. 1858d, 264, t. h. Lymnaeus stagnalis; Berlin. — 1858: Cere. 
(esophagi ardcse nigrx Viborg, 1795, 242. — 1795: Dist. [1850: D. hians.] 
oidemife nigrse Dies.. 1858e, 322, based on Bellingham, 1844a, 340. — 1858: Amphist. 
[1858: Holost. anatis nigree.] 
okeni Ariola, 1906, 186, for okenii (Dist., Kollikeria). 
okenii Koelliker, 1849c, 55, t. h. Brama raji. — 1849; Dist. [1860: Kollikeria.] 
okid- humani Schneidemuehl, 1896, 302, for oculi humani. — 1896: Dist. 
oligoon Linst., 1887d, 103, t. h. Gallintila chloroptis. — 1887: Dist. 1892: D. (Brachy- 
laimus). 
oligoterus Mont., 1899, 76, t. h. Raja clavata; Xaples. — 1899: Acanthocotyle. 
oloris Dies., 1855, 64, based on Bellingham, 1844. 427. — 1855: Dist. 
olssoni Odhn., 1905, 326, t. h. Gadus melanostomus; Lumprenus maculatus from west 
coast of Sweden. ^ — 1905. Podocotyle. 
