Bulletin of the Natural History Museum - Plovdiv Bull. Nat. Hist. Mus. Plovdiv, 2018, vol. 3: 39-40 Short note Psocoptera Records from Caves of Bulgaria Dilian G. Georgiev*1,2, Veselina I. Ivanova3 1 - University of Plovdiv, Faculty of Biology, Department of Ecology and Environmental Conservation, 24 Tzar Assen Str., BG-4000 Plovdiv, BULGARIA 2 - Regional Natural History Museum – Plovdiv, Hristo G. Danov Str., 34, BG-4000 Plovdiv, BULGARIA 3 - Professional High School "Atanas Damyanov", Osvobozhdenie Str. 2, Nikolaevo, BULGARIA *Corresponding author: [email protected] Abstract. We give the results of a survey of six caves in various regions of Bulgaria, reporting three troglophilous Psocoptera species. All barkly finds are new records to these caves: Lepinotus reticulatus (East Rhodopes Mts., Dupkata Cave), Prionoglaris cf. stygia, only nymphs: (Stara Planina Mts., Kilyikite Cave; East Rhodopes Mts., Dupkata Cave, small cave near the road just above the Gouk In Cave, Gouk In Cave; West Rhodopes Mts., Kaleto Cave), Psyllipsocus ramburii (East Rhodopes Mts., small cave near the road just above the Gouk In Cave; North Black Sea Coast, near Bolata Beach, cave № 53(212)). Key words: troglophiles, subterranean, insects. Introduction published by LIENHARD (1998). For the The insects from the order Psocoptera are authorities of the family-group names we follow poorly known from the Bulgarian caves. LIENHARD & YOSHIZAWA (2018). The material Representatives of the family Psyllipsocidae was deposited in the collection of the first author. were firstly supposed to inhabit some of the caves in the country by BERON (2015) and later Results the species Psyllipsocus ramburii Selys- Longchamps, 1872 was found in the Andaka Family Trogiidae Enderlein, 1911 Cave (GEORGIEV, 2016). After this report, Georgiev (2018 – in press) published the first Lepinotus reticulatus Enderlein, 1905 locality of Prionoglaris nymphs in Svinskata Material examined: 2 ♀, 14.04.2017, East Dupka Cave, near Lakathik. Rhodopes Mts., South of village of Svirachi, In this short note we represent the results of Dupkata Cave, on the cave floor, among leaf our survey of six caves in various regions of detritus of Quercus sp., collected by sieving, Bulgaria, reporting three troglophilous Psocoptera N41 28 15.0 E26 07 02.4, 226 m a.s.l. species. All barkly finds are new records to these caves. Family Prionoglarididae Karny, 1930 Material and Methods Prionoglaris cf. stygia Enderlein, 1909 Specimens were collected by both authors, by Material examined: 5 nymphs, 02.04.2017, hand using a brush, or by sieving. Then they were Stara Planina Mts., near village of Stanchov killed with diethyl-ether in small plastic vials, and Han, Kilyikite Cave, on the cave wall near the after preserved in ethanol and glycerin. The entrance, collected by hand and a brush, N42 species were determined using the monograph 48 09.6 E25 34 43.4, 555 m a.s.l.; 1 nymph, © Bull. Nat. Hist. Mus. Plovdiv Regional Natural History Museum – Plovdiv http://rnhm.org/en/ University of Plovdiv Publishing House Psocoptera records from caves of Bulgaria 14.04.2017, East Rhodopes Mts., South of (micropterous) and 1 nymph, 18.08.2017, village of Svirachi, Dupkata Cave, on the cave North Black Sea Coast, near Bolata Beach, cave floor, under a stone, collected by hand and a № 53(212), among dry goat excrements, clay brush, N41 28 15.0 E26 07 02.4, 226 m a.s.l.; 1 particles and gravel, collected by sieving, N43 nymph, 15.04.2017, East Rhodopes Mts., 23 10.1 E28 28 19.5, 24 m a.s. North of village of Oreshari, small cave near the road just above the Gouk In Cave, on the References cave wall near the entrance, collected by hand BERON P. 2015. Cave fauna of Bulgaria. East- and a brush, N41 36 28.2 E25 43 04.2, 213 m West & National Museum of Natural a.s.l.; 2 nymphs, 15.04.2017, East Rhodopes History Publ., 434 pp. Mts., North of village of Oreshari, Gouk In GEORGIEV D. 2016. Psyllipsocus ramburii Cave, on the cave wall near the entrance, Selys-Longchamps, 1872 (Insecta: collected by hand and a brush, N41 36 21.4 Psocoptera) from Andaka Cave – first E25 43 05.6, 212 m a.s.l.; 7 nymphs, record of the species from Bulgaria. 13.05.2017, Stara Planina Mts., near village of Historia Naturalis Bulgarica, 23: 179- Stanchov Han, Mecha Dupka Cave, on the cave 181. wall (only observed); 10 nymphs, 20.05.2017, GEORGIEV D. 2018. A case study on the West Rhodopes Mts., near village of Koshnitsa, Barkfly fauna of Vrachanski Balkan Kaleto Cave, on the cave wall and under stones, Nature Park (Insecta: Psocoptera). collected by hand and a brush, N41 30 34.2 ZooNotes, Special Issue, in press. E24 41 13.9, 936 m a.s.l. LIENHARD C. 1998. Psocoptères Euro- Méditerranéens. Faune de France 83. Family Psyllipsocidae Kolbe, 1884 Fédération Francaise des Sociétés de Sciences Naturelles, Paris, France, 517 Psyllipsocus ramburii Selys-Longchamps, p. 1872 LIENHARD C., YOSHIZAWA K. 2018. Material examined: 1 ♀ (micropterous), Authorities for family-group names of 15.04.2017, East Rhodopes Mts., North of Trogiomorpha (Insecta: Psocodea: village of Oreshari, small cave near the road 'Psocoptera'). Psocid News, 20: 1-3. just above the Gouk In Cave, among dry goat excrements and gravel, collected by sieving, Accepted: 11.09.2018 N41 36 28.2 E25 43 04.2, 213 m a.s.l.; 1 ♀ Published: 28.09.2018 40 28.