Marusik Yu.M.1, Szűts T.2 2023. On three dubious Thanatus species described by Władisław Kulczyński from Siberia (Aranei: Philodromidae) // Arthropoda Selecta. Vol.32. No.1: 94–97 [in English]

1 Institute for Biological Problems of the North, FEB RAS, Portovaya Str. 18, Magadan, Russia. E-mail:

2 Department of Ecology, University of Veterinary Medicine Budapest, Budapest, Rottenbiller u. 50, H-1077, Hungary.

doi: 10.15298/arthsel.32.1.09

ABSTRACT. The types of three species of Thanatus C.L. Koch, 1837 with uncertain taxonomic status, described by Władisław Kulczyński from Siberia, have been studied and all three names are synonymized: Thanatus mediocris Kulczyński, 1908 syn.n. from NE Yakutia = T. arcticus Thorell, 1872, T. nigromaculatus Kulczyński, 1885 syn.n. from Kamchatka = T. formicinus (Clerck, 1757) and T. sibiricus Kulczyński, 1901 syn.n. from West Siberia = T. sabulosus (Menge, 1875). The holotype female of T. nigromaculatus is illustrated. A lectotype females are designated for T. mediocris and T. sibiricus.

KEY WORDS: Araneae, Asia, lectotype, new synonym, spider, syntypes.

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