Acrotritia Jacot, 1923

Niedbała, Wojciech, 2017, Ptyctimous mites (Acari, Oribatida) of Tanzania, Acarologia 57 (4), pp. 957-1072 : 990

Acrotritia Jacot, 1923

Rhysotritia Märkel et Meyer, 1959 : Subías 2004 Rhysotritia: Märkel 1964 , Aoki 1980b, Balogh and Mahunka 1983, Mahunka 1990 a

Acrotritia: Subías 2004 , Niedbała 2008b

Type species: Phthiracarus americanus Ewing, 1909

Diagnosis — Cuticular surface of body finely generally punctate or porose. Prodorsum without median crista, but with one or two pairs of lateral carinae; bothridial scales situated above the bothridia; posterior median apodeme present; setae in median (paraxial) position. Notogaster with 14 pairs of setae, setae c 1 and c 2 remote from anterior border more than setae c 3, setae ps 1 situated anterior the ps 2-3 setae; one pair of openings of lateral opisthonotal glands openings (gla); 5 pairs of lyrifissures ia, im, ip, ih, ips and two pairs of vestigial setae f present; terminal sinus at the posterior end. Ventral region; setae h of mentum longer than distance between them; palps 3-segmented, with normal formula: 2-2-8(1); anogenital cleft absent; one interlocking triangle present; three pairs of anal setae, an 1 and an 2 rigid, smooth, an 3 minute; three pairs of rigid adanal setae covered with small spines in distal half, longer than anal setae an 1 and an 2; lyrifissures iad located between ad 3 and an 3 setae. Legs: trochanters I and II bearing one setae and III and IV with two setae; genua IV without solenidia; setae d on tibiae IV relatively long and not coupled with solenidion; solenidia of tarsi II without coupled setae; tarsi mono-, bi- or heterotridactylous.

Distribution — Semicosmopolitan.