Acrogalumna Grandjean, 1956

Ermilov, Sergey G. & Klimov, Pavel B., 2017, Generic revision of the large-winged mite superfamilY Galumnoidea (Acari, Oribatida) of the world, Zootaxa 4357 (1), pp. 1-72 : 15

Genus Acrogalumna Grandjean, 1956 (a)

Type species: Oribates longiplumus Berlese, 1904 (= Oribata elimata longipluma Berlese, 1904 , p. 30)

Without sexual dimorphism in prodorsum and notogaster, notogaster rounded posteriorly in both genders. Body surface without strongly developed sculpture or ornamentation. Rostrum rounded. Lamellar lines absent, sublamellar lines present, long, thin curving backwards at ventral end. Bothridial setae setiform, clavate, fusiform, lanceolate. Dorsosejugal suture absent, postanal porose area present. Notogastral setae represented by 10 pairs of alveoli, one pair on pteromorphs. Octotaxic system represented by porose areas, saccules absent, Aa represented by one or two pairs. Median pore absent in females and present in males, subdivided (numerous parts). Pteromorphs clearly bilobed. Without thorn-like structures behind pteromorphs, dark band anterior to genital aperture and anal and adanal neotrichy. Adanal lyrifissures located close and lateral to anal aperture. Leg tarsi with three claws. Leg setae not modified.

Statement of monophyly: Non-monophyletic—see Note 4.2 in Taxonomic notes section

Distribution: Semicosmopolitan (except for Antarctic region)

Known species: eight (?) species—see Note 5.1 in Taxonomic notes section