Trichogalumna Balogh, 1960

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 : 37-38

Genus Trichogalumna Balogh, 1960 (a)

Type species: Pilogalumna lunai Balogh, 1958 , p. 32

Without sexual dimorphism in prodorsum and notogaster, notogaster rounded posteriorly in both genders. Body surface without strongly developed sculpture or ornamentation, sometimes heavily granulate or striate pteromorphs. Rostrum rounded. Lamellar and sublamellar lines present, long, thin, parallel, curving backwards at ventral end. Rostral setae medial to lamellar lines, distanced or not from them, or located ventral to insertions of lamellar setae. Lamellar setae medial to lamellar lines. Bothridial setae setiform, clavate, fusiform, lanceolate or with dilated heads unilaterally. Dorsosejugal suture usually absent, rarely present, postanal porose area present. Notogastral setae represented by 10 pairs of short, setiform, thin setae, one pair on pteromorphs. Octotaxic system represented by porose areas, saccules absent, one pair of Aa (rarely two). Median pore absent or present in females and males, undivided. 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, exceptionally distanced, oblique. Leg tarsi with three or two claws. Leg setae not modified.

Statement of monophyly: Non-monophyletic

Distribution: Pantropical and Subtropical regions

Number of known taxa: two subgenera, 28 species