Atractothrombium Feider, 1952

Hakimitabar, Masoud & Saboori, Alireza, 2024, Notes on Atractothrombium and Fissitrombium (Acari: Trombidiformes: Microtrombidiidae) with description of a new species of Atractothrombium from Iran, Persian Journal of Acarology 13, pp. 409-425 : 414

Genus Atractothrombium Feider, 1952

Atractothrombium Feider, 1952: 609 .

Atractothrombium : Gabryś et al. 2005: 485

Type species: Microtrombidium (Enemothrombium) fusicomum Berlese, 1910 , by original designation.

Definitionof larva (based on Gabryś et al. (2005) with modifications)

Gnathosoma with stephanostome and internal horseshoe-like sclerite bearing prominent lateral teeth, tritorostral (bs) setae distally with finger-like projections; palpal femur and genu each with one minute seta (spine-like); dorsal scutum of idiosoma with stolascutum bearing three pairs of peripheral setae plus one pair of trichobothria; scutellum with two c 1 setae; scutum with longitudinal striations visible in central, posterior and posterolateral parts, scutellum with longitudinal striations, c 2 plates slightly enlarged, oval in shape, d 1 plates much larger than c 2 and almost round; coxal setal formula: 2-1-1; setae on coxa I smooth or bifid, setae on coxae II and III with 3–4 small setules; tarsal claws: 3–3–3; tarsus III with a modified inner claw (smilum), and a trifid outer claw; scopa and lophotrix with few setules, lophotrix smaller than smilum in length.