Atropacarus Ewing, 1917

Niedbała, W., 2017, Ptyctimous mites (Acari, Oribatida) of Madagascar and neighbouring islands, Acarologia 57 (1), pp. 3-205 : 141

Atropacarus Ewing, 1917

Body integumental surface covered with concavities. Posterior furrows of prodorsum present, lamellar setae minute (length ratio of lamellar setae/prodorsum <0.2). Ventral region; genital setae in a row or nearly so, distance between setae g 6 and g 5 longer than that between g 5 and g 4; setae ad 1 always close to paraxial margin, in a row with anal setae; setae ad 2 remote from the paraxial margin or close to it. Legs; setae v’ on femora I minute, length ratio v "/ v’ <2.2.

Distribution — Semicosmopolitan subgenus – Hoplophorella Berlese, 1923

15 pairs of notogastral setae, as a rule only two pairs of lyrifissures, ia and im present. Ventral region; nine pairs of genital setae arranged in a single row and five pairs of anal and adanal setae present; setae ad 2 remote from the paraxial margin.

Distribution — Pantropical, uncommon in northern hemisphere.