Suctorian ciliates (Ciliophora, Suctorea) as epibionts of stream-dwelling aquatic beetles (Coleoptera) and water mites (Acari: Hydrachnidia) in the southwestern Palaearctic region Author Dovgal, Igor Author Pešić, Vladimir text Zootaxa 2012 3166 34 40 journal article 45620 10.5281/zenodo.279770 85bdd30d-14e7-413a-84a4-416869a3fa9f 1175-5326 279770 Discophrya helmidis Matthes, 1954 ( Fig. 2 ) New records. MONTENEGRO : Plav town, Grnčar river near Gusinje, 30.viii.2006 , on Hydraena sp.; TURKEY : Rize Province, Sarayköy stream near Sarayköy village (near Rize city, 41°1'15''N ; 40°31'19''E ), 270 m . asl., 20.7.2005 , on Elmidae (Coleoptera) . FIGURES 1–7. 1 = Setodiscophrya deplanata (Matthes, 1954) , from Hydraena sp. (× 640); 2 = Discophrya helmidis Matthes, 1954 , from Hydraena sp. (× 640); 3 = Elatodiscophrya hochi (Matthes, 1954) , from Hydraena sp. (× 640); 4 = Periacineta buckei (Kent, 1881) , from Hydraena sp. (× 640); 5 = Discophrya lichtensteinii (Claparede & Lachmann, 1859) , from Torrenticola barsica (× 640); 6 = Acineta sp. from Torrenticola barsica (× 640); 7 = Acineta persiensis Dovgal & Pešić, 2007 , from Protzia sp. (× 640). Diagnosis. Suctorian with disc-shape, elongated, flattened cell. Stalk short, cylindrical near the substrate and sharply cup-likely apically flared, with transversal tucks. Clavate tentacles are few in number and evenly distributed over all the edge of the cell. Macronucleus rounded, elongated. There are up to 8 micronuclei. There are 2 – 4 apical contractile vacuoles. Measurements (from Dovgal 1996 ): Cell length 19–50 μm, width 15–42 μm, length of stalk 7–30 μm. Remarks. New for Montenegro and Turkey . Distribution . Germany ( Matthes 1954c, on Hydraena gracilis , H. polita , H. riparia ), Ukrainian Carpathians ( Dovgal 1993, on Hydraena sp., Hydroporus sp. ), Balkan (present paper, on Hydraena sp.), Turkey (present paper, on Elmidae ).