Biology:Acanthogonatus tolhuaca
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Short description: Species of spider
Acanthogonatus tolhuaca | |
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Arthropoda |
Subphylum: | Chelicerata |
Class: | Arachnida |
Order: | Araneae |
Infraorder: | Mygalomorphae |
Family: | Pycnothelidae |
Genus: | Acanthogonatus |
Species: | A. tolhuaca
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Binomial name | |
Acanthogonatus tolhuaca Goloboff, 1995
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Acanthogonatus tolhuaca is a mygalomorph spider of Chile , named after its type locality: Tolhuaca, Malleco, Region IX (de la Araucania).[1] This species differs from A. mulchen in its wider sternum, smaller size, and the spermathecae having a more pronounced notch; from A. brunneus, it differs in the uniformly coloured abdomen.
Description
- Female: total length 23.1 millimetres (0.91 in); cephalothorax length 9.4 millimetres (0.37 in), width 7.7 millimetres (0.30 in); cephalic region length 5.8 millimetres (0.23 in), width 5.6 millimetres (0.22 in); fovea width 0.95 millimetres (0.037 in); medial ocular quadrangle length 0.72 millimetres (0.028 in), width 1.57 millimetres (0.062 in); labium length 0.82 millimetres (0.032 in), width 1.57 millimetres (0.062 in); sternum length 4.95 millimetres (0.195 in), width 3.82 millimetres (0.150 in). Its cephalic region is wide but low, while its fovea is slightly procurved, with a small posterior notch. Its labium possesses no cuspules. A serrula is present on the anterior face of the lobe. Its sternal sigilla is small and oval (less elongated than A. Mulchen). Chelicerae: rastellum is absent. The spermathecal notch is more pronounced than in A. Mulchen. The entire spider is a reddish-blackish brown colour, while the abdomen has a paler anterodorsal spot.[1]
Distribution
Only in Malleco Province.
References
External links
- "Acanthogonatus tolhuaca". Integrated Taxonomic Information System. https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=849795.
- ADW entry
Wikidata ☰ Q2497562 entry
Original source: https://en.wikipedia.org/wiki/Acanthogonatus tolhuaca.
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