Parasoldanellonyx parviscutatus (Walter, 1917)

Chatterjee, Tapas & Durucan, Furkan, 2021, A checklist of halacarid mites (Acari, Halacaridae) found from more than 900 m a. s. l. altitudes, Persian Journal of Acarology 10 (1), pp. 29-40 : 32-33

Parasoldanellonyx parviscutatus (Walter, 1917)

Syn.: Soldanellonyx parviscutatus Walter, 1917

Soldanellonyx parviscutatus transversaria Viets, 1928

Parasoldanellonyx parviscutatus transversarius (Viets, 1928) Viets 1943

Record from more than 900 m a.s.l. altitudes: Mongolia — Lake Khubsugul , about 1645* m a.s.l. ( Jankovskaya 1976) .

Remarks: This species found from subterranean to surface water, reported from lowland as well as upper altitude area ( Bartsch 2006a).

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Genus Porohalacarus Thor, 1922

Porohalacarus alpinus ( Thor, 1910)

Syn.: Halacarus alpinus Thor, 1910

Halacarus alpinus decaporus Walter, 1919

Halacarus (Porohalacarus) alpinus var. duodecimpora Thor, 1923

Halacarus octoporus Viets, 1924

Porohalacarus vietsi Thor, 1922

Record from more than 900 m a.s.l. altitudes: Switzerland — Lake Davos, 1562 m a.s.l., [reported as Halacarus (Halacarus) decaporus ] ( Walter 1919b). Turkey — Isparta, Lake Eğirdir, 910* m a.s.l. ( Durucan and Boyaci 2019).

Remarks: Common in oligotrophic and mesotrophic waters. Present amongst mosses, vascular plants, on bryozoans, between shells of Dreissena (Bivalvia) , gills of crayfish - Astacus astacus , Astacus leptodactylus (Syn.: Potamobius leptodactylus ), Orconectes limosus etc, and also associated

with crab Eriocheir sinensis ( Viets 1927; Wiszniewski 1939; Zawal 1998; Normant et al. 2013). Thor (1910) reported this species in 850 m a.s.l. lake from Gudbrandsdalen, Valsvand, Norway.