Eriophyoid mites (Acari: Prostigmata: Eriophyoidea) of Latvia: an annotated checklist Author Stalažs, Arturs Author Turka, Ināra text Zootaxa 2019 2019-07-05 4629 2 211 236 journal article 26290 10.11646/zootaxa.4629.2.4 f0f88939-302d-44a6-8a3b-d570eb8906f1 1175-5326 3269093 F52BFDBB-FD9D-472E-9591-BF87E6C3FB48 Genus: Phytoptus Dujardin, 1851 Phytoptus avellanae Nalepa, 1889 Type data. Corylus avellana L. ( Betulaceae ); Austria . Host plant records from Latvia . Corylus avellana L., Corylus cornuta Marshall (Betulaceae) . Relation to plant host. Gall-making (bud galls) ( Rupais 1999 ; Skoracka et al. 2005 ). Bibliographical records from Latvia . Eriophyes avellanae — Eglītis 1956 , 1957 ; Rupais 1959 a , 1962, 1964; Spuris 1966 , 1974 ; Namatēva 2007 ; Phytoptus avellanae — Shevchenko & Rupais 1964 ; Bērziņš 1970b ; Rupais 1976 a , 1976b; Sekerskaâ 1982 ; Rupais 1999 ; Plīse 2007 ; Rupais et al. 2014 ; Stalažs 2014 . Distribution in Latvia . A frequently abundant species found in gardens, parks and amenity plantings ( Rupais 1964 , 1976 a , 1976b). Phytoptus tetratrichus (Nalepa, 1890) , s. l. Syn. Phytoptus stenoporus (Nalepa, 1918) Type data. Tilia platyphyllos Scop. (Malvaceae) ; Austria . Host plant records from Latvia . Tilia cordata Mill. , Tilia ×europaea L., Tilia platyphyllos Scop. (Malvaceae) . Relation to plant host. Gall-making, erineum and leaf-margin rolling ( Rupais 1999 ; Skoracka et al. 2005 ). Bibliographical records from Latvia . Eriophyes tetratrichus — Eglītis 1956 ; Rupais 1959 a , 1959c, 1960b , 1962 ; Phytoptus stenoporus — Shevchenko & Rupais 1964 ; Bērziņš 1968 ; Rupais 1976a ; Rupais 1999 ; Plīse 2007 ; Rupais et al. 2014 ; Phytoptus tetratrichus — Rupais 1964 ; Shevchenko & Rupais 1964 ; Bērziņš 1968 ; Rupais 1976 a , 1976b, 1999 ; Plīse 2007 ; Rupais et al. 2014 . Distribution in Latvia . Frequently abundant species ( Rupais 1976 a , 1976b). Remarks. It is noted that Phytoptus tetratrichus (Nalepa, 1890) is quite a variable species which causes varying damage symptoms. It requires additional research using molecular analysis (Soika & Kozak 201 1).