FIG. 12 in A revision of Benedenia Diesing, 1858 including a redescription of B. sciaenae (van Beneden, 1856) Odhner, 1905 and recognition of Menziesia Gibson, 1976 (Monogenea: Capsalidae)

FIG. 12. Comparative ®gure showing positions of the vaginal pore (vp) of six Benedenia species demonstrating the continuum of variation from (A) B. ovata in which the vaginal pore is located in the mid-body between the germarium and the common genital pore to (F) where the vaginal pore in B. lutjani is located well anterior to the common genital pore. The other drawings depict gradations between these two extremes for: (B) Benedenia sp. of Grutter (1998); (C) B. epinepheli; (D) B. monticellii and (E) B. acanthopagr i. Scale bar 5 500 Mm. All drawings made from material we examined.