Abstract
Kryptonesticus georgescuae spec. nov., a blind troglobitic spider species from the mesothermal sulfidic Movile Cave (Romania), is described and illustrated based on two female specimens. The male is unknown. The relationship between this new species and other European species of Nesticidae is discussed.
Highlights
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Movile Cave is located near the town of Mangalia in southeastern Romania, at a distance of two kilometers from the Black Sea shore
30 new species of aquatic and terrestrial arthropods have been described from Movile Cave (Sarbu 2000, Nitzu et al 2016)
Summary
Holotype: female (SMF),Movile Cave,Mangalia, ROMANIA (geographical coordinates: 43.825N/28.560E), 24 July 1997, leg. Paratype: 1 female (ISER, Nr. 5/2017), same locality as holotype, 14-17 March 2008, leg. The specific name is a patronym in honor of the Romanian arachnologist Maria Georgescu. She described only the prosoma (female) of this species as Nesticus sp. The opisthosoma is oval, the legs long, the first pair is notably longer than the other three. Legs and opisthosoma pale white (holotype) and pale yellowishorange respectively (paratype: Fig. 6). Darker stains discernible on lateral prosoma in paratype female. Chelicerae: 0.6 mm long, same colour as prosoma, with 3 promarginal teeth, median longest (see Georgescu 1994). Retromargin of chelicerae with 4 small teeth, decreasing in size from proximal to distal, and with several feathered setae
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