taxonID	type	description	language	source
03D5692EFFB97144D18FFE5CFC08FAE1.taxon	description	ordinates ca. 44.17 N 133.23 E. T y p e m a t e r i a l: The single female specimen (holotype) has been collected by A. Okulov in the Tyomny brook (headwaters of Arsenyevka river) on 29.7.1979. The holotype is stored in the collection of the Institute of Biology and Soil Science, Far Eastern Branch, Russian Academy of Sciences, Vladivostok (Russia; G. S. Lafer) (holotype not studied). M a t e r i a l s t u d i e d: 1, " Dal'ny Vostok [= Far East], Lazovsky zapovednik [= Lazovsky Nature Reserve], ur. [= urochishche = landscape unit] Benevskoye, 20. VIII. [1] 984, leg. V. Gramma " [hw, in Russian], " coll. Zacharenko, Zoological Institute, St. Petersburg "; found together with a male of O. sanmarkii; both originally mounted on a single pin (ZISP) (habitus and aedeagus of this specimen are illustrated in Figs 2 and 6 - 8). N o t e s: The collecting site has coordinates of ca. 43.1 N 133.9 E. 1, " Dal'ny Vostok [= Far East], Staraya pristan' [= Old pier], point No. 8, 840 (466), 16. IX. [19] 58 " [hw, in Russian], " rivalis / Gyll / " [hw], " coll. Zacharenko, Zoological Institute, St. Petersburg " (ZISP). N o t e s: Two specimens of O. sanmarkii, also stored in ZISP, were found at the same locality, but on other dates. 1, " Dal'ny Vostok [= Far East]. 839 / 468 [?], Staraya pr. N 7 [?], gal'ka [= pebbles], gl. 10 sm [depth 10 cm], t ° 8 ° [C], 16. IX. [19] 58 " [hw], " rivalis (Gyll). " [hw], " coll. Zacharenko, Zoological Institute, St. Petersburg " (ZISP). 1, " Yevreyskaya AO [= Jewish Autonomous Oblast]. Dichun, r. Amur [Amur River] 130 ° 45 ' E, bl. [= bliz = near] Radde 24. VIII. 1978, Belov " [printed], " rivalis " [hw Belov], " Oreodytes okulovi Lafer, P. Petrov det. 2004 " [printed], " Dept. Entomology, Lomonosov Moscow State University " [printed], " Oreodytes okulovi Lafer, det AN Nilsson- 05 " [printed]; found together with several O. sanmarkii (MPSU). N o t e s: Dichun has co-ordinates 48.52 N 130.74 E; Radde has co-ordinates 48.59 N 130.59 E. 1, 1, " 3.9.2006 Russia, Tyva (Tuva), Ungesh River, stream, roiled, ca. 70 km SW Kyzyl, ca. 51.13 N 93.75 E, V. Zaika leg. " (CHF, ZISP). N o t e s: The last two specimens and another one were reported by KUZHUGET et al. (2013) as " Oreodytes sp. aff. okulovi LAFER, 1988 ". C. N. KUZHUGET (Kyzyl, Tuva, Russia) kindly sent us some photos of the habitus and of the aedeagus of the third specimen recorded under this name. This specimen is a male from silt in Gnusny brook in the southern part of the valley of Lake Myun', ca. 120 km NEE Kyzyl (52.20 N 96.00 E), also collected by V. Zaika and stored in the Biodiversity and Geoecology Laboratory, Tuva Institute for Exploration of Natural Resources, Siberian Branch, Russian Academy of Sciences (Kyzyl). It is clear from the photos that the specimen also belongs to O. okulovi.	en	Fery, H., P. N (2014): Notes on the identity of Oreodytes okulovi LAFER, 1988 (Coleoptera: Dytiscidae). Linzer biologische Beiträge 46 (2): 1241-1254, DOI: 10.5281/zenodo.5308894
