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Table 1.

Spermatological characters in the superfamily of Hemiuroidea (Ndiaye et al. [41] completed).

Families and species Spermatological characters
References
Ase Eo
Cm
M Pse
+/− Loc Eo/Cm Bund n
Didymozoidae
Didymocystis wedli ? NA NA 0 1 ? [47]
Didymozoon sp. ? NA NA 0 1 ? [29]
Gonapodasmius sp. 1Ax-Eo-Cm + RAnt + 2 36 1 2F [28, 30]
Hemiuridae
Lecithocladium excisum 1Ax-Eo + RAnt 1 8 1 1Ax [42]
Parahemiurus merus 1Ax-Eo RAnt 1 5 1 1Ax [41]
Lecithochirium microstomum 1Ax-Eo-Cm + RAnt + 1 8 1 1Ax Present study
Lecithochirium musculus 1Ax-Eo-FEo-Cm + RAnt + 1 6 1 1Ax Present study
Lecithasteridae
Aponurus laguncula 1Ax-Eo + RAnt 1 10 1 D+S [49]
Sclerodistomidae
Prosorchis ghanensis ? ? NA NA 1–2 13–15 1 ? [25]
Prosorchis palinurichthi 1Ax-Cm + RAnt + 1 25 1 1Ax [45]

Spermatozoon characters: Ase, anterior spermatozoon extremity; Ax, axoneme; bund, number of bundles of cortical microtubules; Cm, cortical microtubules; D, doublets; Eo, external ornamentations of the plasma membrane; FEo, filamentous ornamentation of the plasma membrane; Eo/Cm, association of external ornamentations and cortical microtubules; F, flagellum; loc, location of external ornamentations; n, maximum number of cortical microtubules; NA, not applicable; Pse, posterior spermatozoon extremity; Rant, anterior region; +/–, presence/absence; ?, unknown data.

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