Bicotyle, Tripathi, 1956

Kamio, Yusuke, Yamamoto, Kanna & Nitta, Masato, 2024, Redescription of Bicotyle reticulata (Monogenea: Heteraxinidae) from Pampus punctatissimus (Scombriformes: Stromateidae) in the Seto Inland Sea, Japan, Species Diversity 29 (1), pp. 151-160 : 158

Key to Species of Bicotyle

1. About 50 testes.................................2

— More than 100 testes............................3

2. Vaginal pore unarmed and genital atrium armed with 10–12 spines... B. johnii Kotwal and Masurekar, 1983

— Vaginal pore armed with spines and genital atrium armed with 19–20 spines......... B. perpolita Lebedev, 1968

3. Vaginal duct bifurcated..........................4

— Vaginal duct not bifurcated.......................5

4. Genital atrium armed with 10–14 genital spines................... B. chongwuensis Ding and Zhang, 1995

— Genital atrium armed with 16–169 genital spines.............................. B. reticulata ( Goto, 1894)

5. Vaginal pore serrated....................................... B. lucknowensis Agrawal and Sharma, 1990

— Vaginal pore armed with four long corrugated cuticular plates................ B. stromatea Tripathi, 1956