Revision of the family Cyclocoelidae Stossich, 1902 with the proposal of two new subfamilies and the description of a new species of Morishitium Witenberg, 1928 from the common snipe, Gallinago gallinago, from Texas, U. S. A. Author Dronen, Norman O. text Zootaxa 2007 1563 55 68 journal article 10.5281/zenodo.178396 e5621e42-967b-49bc-b405-d9733ae497be 1175-5326 178396 Key to subfamilies of Cyclocoelidae Stossich, 1902 1a. Ovary forming a triangle with the testes..................................................................................................... 2. 1b. Ovary nearly in a straight line with testes................................................................................................... 4. 2a. Ovary intertesticular ......................................................................... Cyclocoelinae Stossich, 1902 ( Fig. 1 ). 2b. Ovary pretesticular or posttesticular........................................................................................................... 3. 3a. Ovary pretesticular to opposite anterior testis .............................Haematotrephinae Dollfus, 1948 ( Fig. 2 ). 3b. Ovary posttesticular or opposite posterior testis........................................ Szidatitreminae n. subf. ( Fig. 3 ). 4a. Ovary posttesticular....................................................................Ophthalmophaginae Harrah, 1922 ( Fig.4 ). 4b. Ovary intertesticular ................................................................................................................................... 5. 5a. Testes tandem to nearly tandem.......................................................... Hyptiasminae Dollfus, 1948 ( Fig. 5 ). 5b. Testes nearly side by side........................................................................Skrjabinocoelinae n. subf. ( Fig. 6 ).