334 
OPISTHORCHIS— Continued. 
viverrini (Poii’., 1886) Stiles & Hass., 1896, 155. — Ivowal., 18981i, 148 (45) (in Felis 
viveninus).— Poii-., 1886, 27-29, pi. 3, figs. 1-3.— Stoss., 1892, 1893, 24; 1904, 11. 
xanthosoma (Crop., 1846) Ko’wal., 1898g, 72; 1898h, 134, 147 (31, 44) (in Podiceps 
minor) . 
xanthosoma var. compasciia Howal., 1898g, 71 (in Anas querqiiediila) ; 1898h, 
132-134, 147 (29-31, 44), figs. 22-29. — Braun, 1902b, 8 (sjti. of Hist, crassius- 
culum). — Looss, 1899b, 565, 566 (says this is undoubtedly a Metorchis), 678. 
OPISCORCUS Woolley, 1906, Oct. 6, 1090 (misprint for Opisthorchis) . 
OPISTHOTREMA Fischer, 1883a, 1-42 (m. cochleare). — Biehringer, 1888a, 231, 232, 
233, 234.— Brand., 1892, 506.— Braun, 1892a, 569, 635, 640, 663, 664, 676, 677, 
679, 683, 687, 693, 696, 699, 700, 711, 715, 716, 717, 718, 721, 725, 727, 728, 
736; 1893a, 879, 886, 887. 890, 893, 895, 899, 914, 917, 918.— Dan*, 1903, 657.— 
Gamb., 1896a, 73.— Jackson, 1888, 648.— Juel, 1889, 24.— Looss, 1885b, 56; 
1894a, 180, 207; 1899b, 665.— Mont., 1888, 7, 15, 18, 32, 35, 37, 41, 42, 48, 50, 
52, 53, 54, 56, 57, 58, 60, 64, 66, 67, 93, 106; 1892, Oct. 7, 214 (gen. of Monosto- 
midse); 1892, 685, 686, 687, 688, 689, 690, 691, 692, 693, 694, 695, 696, 697, 
698, 699, 700, 701, 702, 703, 704, 713; 1892, 37, 38; 1893, 25, 83, 144.— Ofen- 
heim, 1900, 156.— Pratt, 1902, 890, 909. 
1893; Oposthotrema Crety, 1893a, 384, misprint. 
1902: Opistotrema Cohn, 1902k, 53, for Opisthotrema. 
cochleare Fischer, 1883a, 1-42, 1 pi., 13 figs, (in Halicore dugong; Philippines); 
1884a. — Bettend.,1897, 38; 1897, 342. — Biehringer, 1888a, 230. — Brand., 1891b, 
265.— Braun, 1891d, 421 ; 1892a, 583, 589, 591, 593, 594, 595, 602, 604, 605, 
607, 610, 628, 640, 659, 688, 703, 724, 731, 733, 762, 763, 764, 765; 1893a, 877, 
917; 1893d, 468; 1901e, 344. — Cohn, 1902k, 53 (Opistotrema). — Crety, 1893a, 
384 (Oposthotrema). — DaiT, 1902, 648. — Juel, 1889, 37. — Kath., 1894a, 143.— 
Kowal., 1898h, 158 (55). — Linst., 1904u, 679, 680. — Looss, 1885b, 10, 12, 
17, 56.— Maclaren, 1904b, 608.— Mont., 1888a. 7, 16, 21, 23, 26, 27, 43, 60; 
1892, 99, 104; 1892, 688, 689, 695, 703, 712; 1893, 16, 109.— Ssinitzm, 1904, 
768 (Opistotrema). — Reported also for Manatus americanus. 
pulmonale Linst., 1904u, 678-680, figs. 1-2 (in Halicore australis; Torres-Strasse, 
Australia). — Odhn., 1906, 66. 
OPISTORCHIDJ5 Jaegers., 1903a, 15, for Opisthorchiidse. 
OPISTORCHIS Rail., 1896, 160, see Opisthorchis. 
OPOSTHOTREMA Crety, 1893a, 384, for Opisthotrema. 
ORCHIDASMA Looss, 1900, Dec. 3, 602 (Anadasmus Looss nec Walsingham re- 
named, hence t^q^e amphiorchis), to dddua, die Vertheilung; 1902m, 468. — 
Braun, 1901a, 20. 34.— Odhn., 1905, 342.— Pratt, 1902, 888, 895. 
amphiorchis (Braun, 1899) Braun, 1901b, 20-22, figs. 7, 11 (in Thalassochelys 
corticata; Chelone mvdas; Triest). — Looss, 1901, 560, 562, 563; 1902m, 414, 
416, 463^68, pi. 23, figs. 25-29, pi. 39, fig. 24.— Odhn., 1905, 342. 
ORCHIPEDL7M Braun, 1901g, 944 (m. tracheicola Braun); 1902b, 15, 19, 20, 22, 23. — 
Pratt, 1902, 888 related to Psilostominse), 897. 
tracheicola Braun, 1901g, 943-944 (in Anas fusca; Vienna, Oct.); 1902b, 19, 20, 22, 
23, figs. 14, 15 (s\m. Monost. flavum). 
OROPHOCOTYLE Looss, 1902e, 637-644, figs. 1-4 (tod. planci); 1902f, 400-101; 
1905g, 54-55. 
calyp)trocotyle (Mont., 1893) Looss, 1902e, 644. 
divergcns Looss, 1902e, 640, 643, 644, fig. 1 (hi Ranzania truncata; Triest). 
foliata (Lhit., 1898) Looss, 1902e, 644 (sjm. Dist. foliatum Lhit.). 
planci (Stoss., 1899) Looss, 1902e, 637-641, figs. 2-4 (in Ranzania tiimcata; Triest). 
ORTHOSPLAACHXI'S Odhn., 1905, 330, 345, 346, 347, 348 (tod. arcticus). 
arcticiis Odhn., 1905, 339-343, 344, 348, pi. 3, figs. 1-5 (hi Phoca barbata; ivest 
coast Spitzbergen). 
fraterculus Odhn., 1905, 34.3-344, 348, pi. 3. fig. 6 (in Phoca barbata, Odobeniis 
rosmarus; w. coast Spitzbergen). 
OSTIOLLE^I Pratt, 1902a, 888 (Haplometrinse), 900 (key to); 1903, 34-37 (m. for- 
mosum Pratt). 
formosum Pratt, 1903, 34—37, pi. 4, figs. 6-8 (in frogs).- — Staff., 1905, Apr. 11, 687 
(in lungs of American hogs and toads; probably identical with Pneumonoeces 
medioplexus). 
