Onchodellus alpinus (Willmann, 1953)

Mojahed, Samaneh, Hajizadeh, Jalil, Hosseini, Reza & Ahadiyat, Ali, 2017, Contribution to the Pachylaelapidae (Acari: Mesostigmata) fauna in some parts of Guilan province of Iran, Persian Journal of Acarology 6 (4), pp. 269-285 : 273

Onchodellus alpinus (Willmann, 1953)

Diagnosis

Female with dorsal shield middle-sized, 580 long, 420 wide (length/width ratio: 1.38), oval, wellreticulated. Dorsal shield setae J1–2 65, J3–4 68, J5 33 long (J4 / J5 ratio: 2.06). Posterolateral margins of dorsal shield with one pair of slit-shaped gland pores (gdS4) close to seta S4, glands gdZ1 circular. Sternal shield 164 long, 100 wide (length/width ratio: 1.64), well reticulated. Genitiventral shield 200 long, 216 wide (length/width ratio: 0.92), reticulate-lineate. Anal shield subtriangular, smooth, 64 long, 100 wide (length/width ratio: 0.64). Soft lateral and opisthogastric integument bearing 12 pairs of smooth setae. Tarsus II with one spur-like distal seta. Sperm access system with a spermathecal tube long and sac-like basally.

Material examined – 1 female, Saravan forest , from soil under pine tree, 14 June 2016 .

Distribution and habitats in Iran – This species was firstly recorded in honey bee hives from Tehran province (Region not mentioned) ( Rahmani et al. 2006).

World distribution – European countries (e.g. Central Europe, Alps area, Austria, Finland and Slovakia) ( Karg 1993; Mašán 2007; Mašán and Mihál 2009; Mašán and Halliday 2014a; Huhta 2016).

Note – This is the first record of this species in Guilan province.