Anenterotrema

Lunaschi, Lía I. & Drago, Fabiana B., 2011, A revision of Anenterotrema Stunkard, 1938 (Digenea: Anenterotrematidae) and a key to its species, Zootaxa 2775, pp. 50-64 : 63-64

Key to the species of Anenterotrema

1. Anterior end with transverse fold of body wall; metraterm strongly muscular....................................... 2

1’. Anterior end without transverse fold of body wall; metraterm thin-walled or indistinguishable........................ 3

2. Testes large in relation to body size, Bl/Tl: 3–6. In Phyllostomidae and Natalidae from Mexico and Colombia.... A. auritum

2’. Testes small to mediun in relation to body size, Bl/Tl: 7–15. In Molossidae , Phyllostomidae , Vespertilionidae , Mormoopidae and Emballonuridae from Brazil, Colombia, Costa Rica and Cuba............................... A. eduardocaballeroi

3. Ovary close to posterior end of body; vitellarium between ventral sucker and ovary. In Phyllostomidae from Panama.................................................................................................. A. stunkardi

3’. Ovary in testicular or post-testicular region; vitellarium posterior to gonads........................................ 4

4. Suckers with spherical aperture. In Molossidae and Phyllostomidae from Brazil and Argentina............. A. liliputianum

4’. Suckers with aperture reduced to longitudinal slit. In Phyllostomidae from Ecuador....................... A. mesolecitha