Estrandia
Blauvelt, 1936
Estrandia is a of dwarf in the Linyphiidae, containing only the Estrandia grandaeva. First described by H. H. Blauvelt in 1936, this genus has a restricted distribution across parts of East Asia. As a member of the sheet-web weaving spiders, it shares family characteristics of small body size and web-building , though specific details about its biology remain limited.
Pronunciation
How to pronounce Estrandia: //ɛsˈtrændiə//
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Identification
Estrandia can be distinguished from other linyphiid by genitalic , particularly the structure of the male and female . As a genus, -level identification within Estrandia is ; the single species Estrandia grandaeva represents the genus. Distinguishing Estrandia from other small East Asian linyphiids requires examination of microscopic characters and comparison with .
Distribution
China, Japan, and Russia. GBIF records indicate presence in Norway (NO) and Sweden (SE), though these may represent misidentifications or requiring verification.
Ecological Role
As a linyphiid , Estrandia likely functions as a small of microarthropods within its , contributing to local dynamics through on , small , and other minute .
Similar Taxa
- Other Linyphiidae generaMany dwarf share small body size and similar general ; microscopic examination of genitalic structures is required for definitive separation from Estrandia.
More Details
Taxonomic history
The was established by H. H. Blauvelt in 1936 based on specimens from the locality. The status has remained stable, with no additional described in the intervening decades.
Data limitations
Very few specimens have been documented in scientific collections or observation platforms; iNaturalist reports only 3 observations for the , reflecting either genuine rarity or undercollection in its range.