:Acanthogonatus alegre
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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.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). Females are recognized by the epigastrium produced in a membranous extension and the long, slender and bifurcated spermathecae.
Description
- Female: total length {{convert|23.3|mm|in}}; cephalothorax length {{convert|8.4|mm|in}}, width {{convert|6.2|mm|in}}; cephalic region length {{convert|5.35|mm|in}}, width {{convert|4.2|mm|in}}; fovea width {{convert|0.75|mm|in}}; medial ocular quadrangle length {{convert|0.67|mm|in}}, width {{convert|1.25|mm|in}}; labium length {{convert|0.67|mm|in}}, width {{convert|1.37|mm|in}}; sternum length {{convert|4.12|mm|in}}, width {{convert|3.1|mm|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.
Distribution
Known only from its type locality: Antofagasta, (Region II) Chile.
See also
References
External links
- {{ITIS| id = 849769| taxon =Acanthogonatus alegre}}
- [http://animaldiversity.ummz.umich.edu/accounts/Acanthogonatus_alegre/classification/ ADW entry]
- {{EOL}}
- [https://archive.today/20130628030332/http://zipcodezoo.com/Animals/A/Acanthogonatus_alegre/ ZipcodeZoo entry]
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