44 
insignis Looss, 1899b, 596, t. h. Fulica atra; Egypt. — 1899: Urogonimus. 
insignis Graff, 1904, 457, t. h. snails. — 1904; Planaria. 
insignis Leidy, 1858, 18, t. h. Anadonta fluviatilis, A. lacustris. — 1858: Cotylaspis 
(type). 1893: Aspidogaster. 
instabile Euj., 1845a, 412, t. b. Sorex fodiens; Rennes. — 1845; Dist. (Bracliylaimus). 
instar Looss, 1901, 562, t. h. Thalassochelys corticata. — 1901: Enodiotrema. 
integerrima Froelicli, 1791a, 104, t. li. unknown. — 1791; Linguatula. 1808: Polyst. 
(type). 1809; Polyst. (Hexast., t>^e.) 1828; Hexath^Tidium. 1828; Hexathi- 
ridium. 
integerrinum Ben. & Hesse, 1864, 84, for integerrimum (Polyst.). 
integrum Dies., 1850a, 429, MS. — 1850: Trist. [1850: Trist. coccineum.] 
intermedium Melilis in Creplin, 1846, 138, t. h. Colymbus cristatus, C. subcristatus. — 
1846: Dist. 
intermedium Johnston, 1904, 109, t. h. Cygnus atratus. — 1904: Hemist. 
intermedins Ulicny, 1878, 211, t. h. Anodonta cellensis. — 1878; Bucephalus. 
interruptum 1891, 101, t. h. Thynnus brachypterus.; Naples. — 1891: Trist. 
interruptus Braun, 1901g. 897, t. h. Alcedo viridirufa, Ardea virescens; Brazil. — 1901: 
Opisthorchis. 
intersectus Laennec, 1812c, 9, t. h. Homo; Europe. — 1812: Distomus (type). 
intestinale Rud., 1819a, 119, see Dist. aluconis intestinale. 
intestinale Tavler, see Carter, 1862a, xxxi, t. h. Homo; District of Dacca, India. — 
1862: Dist. 
intestinalis Mueller. : Planaria. 
intestinalis liinnseus, 1758a, 649, in intestinis piscium. — 1758; Ease. [Ligula.] 
intestinalis Gueldenstadt, teste Rud., 1810a, 24, t. h. Sorex moschatus. — Ease. [1810: 
Ligula.] [1850; Cephalocotyleum.] 
intestinalis ardese nigrse Viborg, 1795, 242. — 1795: Dist. 
intestinalis testudinis mydse Viborg, see Rud., 1809a, 433. — Dist. [1809: Dist. testu- 
dinis mydse.] 
intestinalis vulpis Viborg, 1795, 242. — 1795: Dist. 
Mayer, 1841, 17, D. appendiculatum, renamed. — 1841: Dist. 
inversus Looss, 1907, 486, t. h. Vesperugo kuhli; Cairo, Egypt. — 1907: Pycnoporus. 
involutum Rud., 1809a, 377, t. h. Upupa epops; includes Ease, upupse Schrank, 1790, 
and D. fusiforme from Upupa epops. — 1809: Dist. 
irroratum Rud., 1819a, 105, t. h. Testudo mydas; Arimini. — 1819: Dist. [1899: 
Astia.] 1902: Pachypsolus (t>^e). 
isahellinum Ratzel, 1868, 153, t. h. Gadus seglefinus. — 1868: Monost. [1878: Rhipi- 
docotyle gracilescens.] 
ischnum Leidy, 1890, 415, t. h. Saiirus foetens, at Beach Haven, N. J. — 1890: Dist. 
ishikawx Goto, 1894a, 234, t. h. Lethrinus sp.; at Hagi, Japan. — 1894: Epibdella. 
1903: E. (Benedenia). 
ishikawai St. Remy, 1898, 532, for ishikawse (Epibdella). 
isopori Looss, 1894a, 55, in Cyclas rivicola. — 1894; Cere. [Dist. isoporum.] 
isoporum Looss, 1894, 49, t. h. Cyprinus carpio, Phoxinus Isevis, Leuciscus rutilus, 
Abramis brama, Squalius cephalus, Tinea vulgaris, Esox lucius; Germany. — 1894: 
Dist. 1899: Creadium (type). 1900: Allocreadium (type). 
isoporum armatum ^ilaLcCaWnm, 1895, 401, t. h. Aplodmotus grunniens; North America. 
1895: Dist. [Creadium.] 
isostomum Rud., 1819a, 105, t. h. Astacus fluviatilis. — 1819: Dist. 
isostomum Rud., 1814a, 100, Amphist. anatis tadornse and S. Candida renamed, t. h. 
Anas tadorna; Copenhagen. — 1814: Amphist. 1845: Holost. [1850: H. errati- 
cum.] 
italicum Stoss., 1893, (6), t. h. Lichia amia; Triest. — 1893: Dist. 
jacksoni, see jacksonii (Ease.). — 1892: Dist. 1899: Fasciolopsis. 
jacksonii Cobbold, 1869, 48, t. h. Elephas indicus. — 1869: Ease. 1892: Dist. 
janus Kowal., 1898, 73 or 130, t. h. Anas boschas dom. — 1898: O. crassiuscula var. 
1898: Opisthorchis. 1898; Campula. 
