Acanthogonatus alegre
Acanthogonatus alegre is a mygalomorph spider of Chile, its name using the Spanish word for “happy”, referring to the aspect of a happy face that the female epigastrium has in posterior view.[2] Females are recognized by the epigastrium produced in a membranous extension and the long, slender and bifurcated spermathecae.
| Acanthogonatus alegre | |
|---|---|
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Subphylum: | Chelicerata |
| Class: | Arachnida |
| Order: | Araneae |
| Infraorder: | Mygalomorphae |
| Family: | Pycnothelidae |
| Genus: | Acanthogonatus |
| Species: | A. alegre |
| Binomial name | |
| Acanthogonatus alegre Goloboff, 1995[1] | |
Description
- Female: total length 23.3 millimetres (0.92 in); cephalothorax length 8.4 millimetres (0.33 in), width 6.2 millimetres (0.24 in); cephalic region length 5.35 millimetres (0.211 in), width 4.2 millimetres (0.17 in); fovea width 0.75 millimetres (0.030 in); medial ocular quadrangle length 0.67 millimetres (0.026 in), width 1.25 millimetres (0.049 in); labium length 0.67 millimetres (0.026 in), width 1.37 millimetres (0.054 in); sternum length 4.12 millimetres (0.162 in), width 3.1 millimetres (0.12 in). Its cephalic region is flat, low and narrow, with its fovea slightly procurved and with a small posterior notch. Its labium possesses 1 cuspule. A well-developed serrula is present. Its sternal sigilla is oval, elongated, small and shallow; its sternum is rebordered. Chelicerae: rastellum is absent. Its spermathecae has a conspicuous epigastric projection. Its cephalothorax, legs and chelicerae are an olive brown colour with golden hairs, while its abdomen is lighter, with a darker chevron similar to the one in A. campanae.[2]
Distribution
Known only from its type locality: Antofagasta, (Region II) Chile.
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See also
References
- "Taxon details Acanthogonatus alegre Goloboff, 1995". World Spider Catalog. Natural History Museum Bern. Retrieved 2016-04-08.
- Goloboff, Pablo A. "A revision of the South American spiders of the family Nemesiidae (Araneae, Mygalomorphae). Part 1, Species from Peru, Chile, Argentina, and Uruguay. Bulletin of the AMNH; no. 224." (1995).
External links
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