Mesotritia australis Mahunka, 1984

Niedbała, Wojciech, 2017, Ptyctimous mites (Acari, Oribatida) of Tanzania, Acarologia 57 (4), pp. 957-1072 : 967-970

Mesotritia australis Mahunka, 1984

( Fig. 6 A-F)

Diagnosis — Measurements of the holotype: prodorsum: length 313, width 222, height 101, setae: ss 45, in 56, le 58, ro 63, ex 43; notogaster: length 586, width 498, height 414, setae: c 1 71, c 1 /c 1 -d 1 =0.4, h 1 40, ps 1 43; genital and aggenital plates 157×48, anal and adanal plates 273×30.

Rather large-sized species; body light brown. Prodorsum with simple lateral carinae; sensilli with narrow stalk and smooth, fusiform head; rostral setae contiguous, anteriad of lamellar setae, le -le> in -in. Notogastral setae fine and short(c 1 <‰ c 1 - d 1); setae of row c remote from anterior margin, setae c 1 more, setae c 3 less remote. Ventral region; 6 pairs of genital setae (in the text Mahunka gives 6 pairs but in his Fig. 50 – 5 pairs are marked); 3 pairs of aggenital setae (in the text Mahunka gives 3 pairs but in his Fig. 50 – 4 pairs are marked); 3 pairs of anal and 3 pairs of adanal setae; setae ad l and ad 2 longer than ad 3; lyrifissures iad anteriad of ad 3 setae. Tarsi of legs heterotridactylous.

Locality in Tanzania: Dodoma Region: Mahunka 1984, Niedbała 1998.

Distribution — Tanzania, perhaps endemic.

Figures

FIGURE 6: Mesotritia australis Mahunka, 1984 (holotype): A – prodorsum, dorsal view; B – prodorsum, lateral view; C – opisthosoma, lateral view; D – mentum of subcapitulum; E – ventral region; F – trochanter and femur of leg I.

FIGURE 50: Arphthicarus sculptilis (Niedbała, 1988) (specimen from TAN-016): A – prodorsum, dorsal view; B – lateral view of body; C – seta c1; D – right genitoaggenital plate; E – right anoadanal plate; F – mentum of subcapitulum; G – trochanter and femur of leg I.