Biology:Euathlus

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Short description: Genus of spiders

Euathlus
Eathlus truculentus.jpg
Eathlus truculentus
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Chelicerata
Class: Arachnida
Order: Araneae
Infraorder: Mygalomorphae
Family: Theraphosidae
Genus: Euathlus
Ausserer, 1875[1]
Type species
E. truculentus
L. Koch, 1875
Species

14, see text

Synonyms[1]
  • Paraphysa Simon, 1892[2]

Euathlus is a genus of South American tarantulas that was first described by Anton Ausserer in 1875.[3] These spiders are medium sized and are usually found in high elevations in the Andes.[4] It is a senior synonym of Paraphysa,[2] and was formerly considered a senior synonym of Brachypelma,[5] but this was later rejected.[6]

Diagnosis

Males own a palpal bulb with two prolateral keels, with the tip curved retrolaterally. The tibial apophyses has retrolateral spines and a spine on the retrolateral branch which almost reached the apex. And a urticating patch in the center of the opisthosoma, which own mainly type 3 and 4 urticating hairs. Females also can be distinguished by two 4 sided spermathecal receptacles, with sphere like chambers.[4]

Species

(As of July 2022) it contains fourteen species, found in Argentina , Chile and Peru:[1]

  • Euathlus affinis (Nicolet, 1849)Chile
  • Euathlus antai Perafán & Pérez-Miles, 2014 – Chile
  • Euathlus atacama Perafán & Pérez-Miles, 2014 – Chile
  • Euathlus condorito Perafán & Pérez-Miles, 2014 – Chile
  • Euathlus diamante Ferretti, 2015Argentina
  • Euathlus grismadoi Ríos-Tamayo, 2020 – Argentina
  • Euathlus manicata (Simon, 1892) – Chile
  • Euathlus mauryi Ríos-Tamayo, 2020 – Argentina
  • Euathlus pampa Ríos-Tamayo, 2020 – Argentina
  • Euathlus parvulus (Pocock, 1903) – Chile
  • Euathlus sagei Ferretti, 2015 – Argentina
  • Euathlus tenebrarum Ferretti, 2015 – Argentina
  • Euathlus truculentus L. Koch, 1875 (type) – Chile, Argentina
  • Euathlus vanessae Quispe-Colca & Ferretti, 2021 – Peru

In synonymy

  • E. phryxotrichoides (Strand, 1907) = Euathlus truculentus

Nomen dubium

  • Euathlus roseus (Guérin, 1838) - Chile

Transferred to other genera

See also

References

  1. 1.0 1.1 1.2 Gloor, Daniel; Nentwig, Wolfgang; Blick, Theo; Kropf, Christian (2021). Gen. Euathlus Ausserer, 1875. Natural History Museum Bern. doi:10.24436/2. http://www.wsc.nmbe.ch/genus/3352. Retrieved 11 November 2021. 
  2. 2.0 2.1 Perafán, C.; Pérez-Miles, F. (2014). "The Andean tarantulas Euathlus Ausserer, 1875, Paraphysa Simon, 1892 and Phrixotrichus Simon, 1889 (Araneae: Theraphosidae): phylogenetic analysis, genera redefinition and new species descriptions". Journal of Natural History 48 (39–40): 2397. doi:10.1080/00222933.2014.902142. 
  3. Ausserer, A. (1875). "Zweiter Beitrag zur Kenntniss der Arachniden-Familie der Territelariae Thorell (Mygalidae Autor)". Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien 25: 125–206. 
  4. 4.0 4.1 Quispe-Colca, Oscar M.; Ferretti, Nelson (2021-11-01). "First record of the tarantula genus Euathlus (Araneae: Theraphosidae: Theraphosinae) in Peru, with the description of a threatened new species" (in en). Iheringia. Série Zoologia 111. doi:10.1590/1678-4766e2021026. ISSN 0073-4721. http://www.scielo.br/j/isz/a/yVRb3DvqnmVvkkMVBGVN6my/?lang=en. 
  5. Raven, R. J. (1985). "The spider infraorder Mygalomorphae (Araneae): Cladistics and systematics". Bulletin of the American Museum of Natural History 182: 150. 
  6. Schmidt, G. (1991). "Revision der Gattung Megaphobema (Araneida: Theraphosidae: Theraphosinae)". Arachnologischer Anzeiger 13: 12. 

Wikidata ☰ Q607034 entry