11/20/2022 0 Comments Patellasehne abriss![]() There are, however, some misidentifications (e.g. With 99 taxonomic entries ( Platnick 2014), it is one of the best known orb-weaving spiders. In our opinion, the occurrence of this species in the in remote areas of Chukotka and neighbouring Alaska indicates its natural dispersal without human influence.Ĭomments. Levi (1974) assumed it was distributed across the Holarctic accidentally by humans. The species has a circum-Holarctic range and is found north to the tundra zone ( Marusik et al. , scapus short and straight median plate rounded anteriorly lateral lamellae laterally indistinct, anteriorly folded into triangular lobes covering copulatory openings basal lamellae present.ĭistribution. Length of the first patella + tibia 2.6–5.8. Palp as in Figs 9į, 10 F, 13, 14: bulbus with a tapered terminal apophysis blunt subterminal apophysis 1 slightly serrated subterminal apophysis 2 embolus with flat shield covering a thin tip median apophysis with a flat, rounded lower part and a narrow upper one with blunt tip conductor rounded.įemale. Length of the first patella + tibia 3.0–6.0. Carapace, chelicerae and sternum uniformly brown. , but lacks a long process at the base of subterminal apophysis 1 and a small spur on the internal side of the flat shield of embolus.ĭescription. ) its male palp lacks serration on the subterminal apophysis 2 ( Fig. , it has a round outline of the epigynal median plate and reduced lateral lamellae ( Fig. The species habitus is similar to that of Anufriev ( IBPN) 2 ♀♀ (1987): 60 km NE of Markovo Town, Ubiyenko River, A.V. Ryabukhin ( IBPN) 1 ♀ (28 July 1987): environs of Pevek, Apapelgino, G.A. Chukotka: 1 ♂ 8 ♀♀ (20 August 1985): S part of Chaun Bay, “Chaun” Field Station, A.S. Kamchatka: 1 ♂ (22 August 1983): Commander Isls, Beringa Isl., Pogrebnaya Bay, V.F. 62 °N, environs of Sibit-Tyellakh Village, “Aborigen” Field Station, Y.M. Magadan Province: ♂♀ (1983–1986): upper Kolyma River, ca. Maritime Province: 1 ♀ (1–20 July 1986): environs of Vladivostok, Spitnik Village, V. Yakutia: 1 ♂ 1 ♀ (16–22 August 1926): Vilyuisk Distict, environs of Ugolyak Village, 64 ☀7’N 120 ☀8’E, A. RUSSIA: Krasnoyarsk Province: 1 ♂ (1874): Moyero River, 66 ° 20 ’ 16 ”N, Czekanowski ( ZISP). Saaristo ( ZMUT) 1 ♀ (8 June 1959): Korpo, Lohm, Gunkobb, A. Material examined (selected localities): FINLAND: 1 ♂ 1 ♀ (10 July 1967): Lemland, Flaka Apalholm, M.I. Some of these references may refer to the sibling species ![]()
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