"Species feature";"H. speciosus (Hrabě, 1931)";"H. zavreli (Hrabě, 1942)";"H. monfalconensis (Hrabě, 1966)" "No of hair setae: in anterior segments in posterior segments";"2–3 1 (0)";"1 (2) 1";"1–2 1" "Dorsal setae in anterior segments";"1–3; lateral teeth obtuse, almost parallel, short, 2–3 intermediate teeth";"1 (2); lateral teeth long acute, inter-mediate teeth slightly shorter, up to 8";"1–2 (3); lateral teeth long, acute, upper tooth slightly longer, intermediate teeth fine" "Dorsal setae in posterior segments";"1; bifid";"1 (2); pectinate, 3–4 intermediate teeth";"1; bifid, teeth short, equal, upper thinner" "Ventral setae in anterior segments";"3–4; upper teeth slightly longer";"2–3; upper teeth two times longer";"3–4; upper teeth longer, from VIII teeth equal" "Ventral setae in posterior segments";"1–2; teeth equal (?)";"2; upper teeth longer";"3–2; teeth short, equal or upper slightly shorter" "Localization of spermathecal pores";"between the line of ventral and dorsal setae";"near the line of ventral setae";"in line of ventral setae" "Spermathecal duct";"comparatively long, set off gradually from ampulla";"short, set off abruptly from ampulla";"short, set off gradually from ampulla" "Spermathecal ampulla";"comparatively small, sac-like";"well developed, long and irregular sac";"comparatively small, sac-like" "Male funnel";small;small;small "Vas deferens";long;long;long "Distal part of vas deferens";"distinctly thinner and slightly shorter than proximal part";"moderately thinner; length of both parts similar or proximal part a little longer";"moderately thinner and markedly shorter than proximal part" "Proximal part of vas deferens";"broad, even wider than atrium";"narrower than atrium";"broad, about the same width as atrium" "Ejaculatory duct";"gradually set off from atrium";"abruptly set off from atrium";"gradually set off from atrium"