Ptyctimous mites (Acari, Oribatida) of Tanzania Author Niedbała, Wojciech text Acarologia 2017 2017-11-14 57 4 957 1072 http://dx.doi.org/10.24349/acarologia/20174217 journal article 10.24349/acarologia/20174217 2107-7207 5402635 21351710-FE9E-4E20-A29D-C480D3BA56FD Atropacarus ( Hoplophorella ) vitrinus (Berlese, 1913) ( Fig. 69 A-F) Hoploderma vitrinum Berlese, 1913 . Hoplophorella scapellata Aoki, 1965 syn. by Niedbała 2000 . Hoplophorella africana Wallwork, 1967 syn. by Niedbała 1986 . Hoplophorella raychaudhurii Subías et Sarkar, 1984 syn.by Niedbała 1986 . Hoplophorella lienhardi Mahunka, 1987 syn. by Niedbała 2000 . Atropacarus ( Hoplophorella ) nigeriensis Badejo et al. 2001 syn. by Niedbała 2008a . Atropacarus ( Hoplophorella ) vitrinus : Niedbała 2001 . Diagnosis — Measurements (Niedbała 2011): length of prodorsum: 168-253; length of notogaster: 383-483. Medium-sized species; colour brown, surface covered with small concavities. Prodorsum with distinct median crista; median sigillar field bifurcate with deep incision, longer than laterals; lateral carinae reaching the sinus; sensilli sickleshaped, long, narrow, inflated in the middle covered with thin spines; interlamellar setae lanceolate, rough; lamellar and exobothridial setae spiniform, minute; rostral setae thick, directed inwards, rough; ro > ss > in > ex > le . Notogaster with setae foliate, short ( c 1 < c 1 - d 1 ) covered with small spines; vestigial setae f 1 posteriorly to h 1 setae. Ventral region; setae h of mentum shorter than distance between them; formula of genital setae: 6: 3; anoadanal plate with setae ad 2 foliate covered with small spines, remaining setae short, spiniform, setae ad 3 somewhat shorter than others. Chaetome of legs reduced; setae a’ on tarsi I absent. Locality in Tanzania : The Nguru Mts. Species not yet recorded from TAN. Distribution — Semicosmopolitan species.