Faiditus

Faiditus; Temporal range: Neogene– Present PreꞒ Ꞓ O S D C P T J K Pg N
	Faiditus xiphias
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Araneomorphae
Family:	Theridiidae
Subfamily:	Argyrodinae
Genus:	Faiditus ; Keyserling, 1884
Type species
	F. ecaudatus ; Keyserling, 1884
Species
	59, see text
Synonyms
	Bellinda Keyserling, 1884 (removed from S of Argyrodes Simon, 1784);

Last updated May 23, 2025

Faiditus is a genus of comb-footed spiders that was first described by Eugen von Keyserling in 1884.^[3]

Species

As of May 2020^[update] it contains fifty-nine species, all found in the Americas except for F. xiphias, found in Asia:^[1]

F. acuminatus (Keyserling, 1891) – Brazil, Argentina
F. affinis (O. Pickard-Cambridge, 1880) – Brazil
F. alticeps (Keyserling, 1891) – Brazil, Paraguay
F. altus (Keyserling, 1891) – Venezuela, Brazil
F. amates (Exline & Levi, 1962) – Mexico, Guatemala
F. americanus (Taczanowski, 1874) – USA to Brazil, Argentina
F. amplifrons (O. Pickard-Cambridge, 1880) – Panama to Argentina
F. analiae (González & Carmen, 1996) – Brazil
F. arthuri (Exline & Levi, 1962) – Panama
F. atopus (Chamberlin & Ivie, 1936) – Panama to Ecuador
F. bryantae (Exline & Levi, 1962) – Costa Rica, Panama
F. cancellatus (Hentz, 1850) – USA, Canada, Bahama Is.
F. caronae (González & Carmen, 1996) – Brazil
F. caudatus (Taczanowski, 1874) – USA, Caribbean to Argentina
F. chicaensis (González & Carmen, 1996) – Argentina
F. chickeringi (Exline & Levi, 1962) – Panama
F. cochleaformus (Exline, 1945) – Ecuador, Peru
F. convolutus (Exline & Levi, 1962) – Guatemala to Peru, Brazil
F. cordillera (Exline, 1945) – Ecuador
F. cristinae (González & Carmen, 1996) – Brazil
F. cubensis (Exline & Levi, 1962) – Cuba
F. darlingtoni (Exline & Levi, 1962) – Jamaica, Hispaniola
F. davisi (Exline & Levi, 1962) – USA, Mexico
F. dracus (Chamberlin & Ivie, 1936) – USA to Paraguay
F. duckensis (González & Carmen, 1996) – Brazil
F. ecaudatus Keyserling, 1884 (type) – Brazil
F. exiguus (Exline & Levi, 1962) – Cuba, Puerto Rico
F. fulvus (Exline & Levi, 1962) – Brazil
F. gapensis (Exline & Levi, 1962) – Jamaica
F. gertschi (Exline & Levi, 1962) – Panama
F. globosus (Keyserling, 1884) – USA to Ecuador
F. godmani (Exline & Levi, 1962) – Guatemala
F. iguazuensis (González & Carmen, 1996) – Argentina
F. jamaicensis (Exline & Levi, 1962) – Jamaica
F. laraensis (González & Carmen, 1996) – Argentina
F. leonensis (Exline & Levi, 1962) – Mexico
F. maculosus (O. Pickard-Cambridge, 1898) – USA, Mexico
F. mariae (González & Carmen, 1996) – Argentina
F. morretensis (González & Carmen, 1996) – Brazil, Argentina
F. nataliae (González & Carmen, 1996) – Argentina
F. peruensis (Exline & Levi, 1962) – Peru
F. plaumanni (Exline & Levi, 1962) – Brazil
F. proboscifer (Exline, 1945) – Ecuador, Peru
F. quasiobtusus (Exline & Levi, 1962) – Puerto Rico, Virgin Is.
F. rossi (Exline & Levi, 1962) – Colombia
F. sicki (Exline & Levi, 1962) – Brazil
F. solidao (Levi, 1967) – Brazil
F. spinosus (Keyserling, 1884) – Venezuela, Peru
F. striatus (Keyserling, 1891) – Brazil
F. subdolus (O. Pickard-Cambridge, 1898) – USA to Guatemala
F. subflavus (Exline & Levi, 1962) – Peru
F. sullana (Exline, 1945) – Peru
F. taeter (Exline & Levi, 1962) – Mexico
F. ululans (O. Pickard-Cambridge, 1880) – Mexico to Brazil
F. vadoensis (González & Carmen, 1996) – Argentina
F. woytkowskii (Exline & Levi, 1962) – Peru
F. xiphias (Thorell, 1887) – Myanmar, India (Nicobar Is.) to Japan, Indonesia (Krakatau)
F. yacuiensis (González & Carmen, 1996) – Argentina
F. yutoensis (González & Carmen, 1996) – Argentina

References

1 2 3 Gloor, Daniel; Nentwig, Wolfgang; Blick, Theo; Kropf, Christian (2020). "Gen. Faiditus Keyserling, 1884". World Spider Catalog Version 20.0. Natural History Museum Bern. doi:10.24436/2 . Retrieved 2020-06-19.
↑ Agnarsson, I. (2004). "Morphological phylogeny of cobweb spiders and their relatives (Araneae, Araneoidea, Theridiidae)". Zoological Journal of the Linnean Society. 141 (4): 478. doi:10.1111/j.1096-3642.2004.00120.x.
↑ Keyserling, E. (1884). Die Spinnen Amerikas II. Theridiidae. Bauer & Raspe, Nürnberg 1. pp. 1–222. doi:10.5962/bhl.title.64832.

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[NMBE-1] 1 2 3 Gloor, Daniel; Nentwig, Wolfgang; Blick, Theo; Kropf, Christian (2020). "Gen. Faiditus Keyserling, 1884". World Spider Catalog Version 20.0. Natural History Museum Bern. doi:10.24436/2 . Retrieved 2020-06-19.

[Agna2004-2] Agnarsson, I. (2004). "Morphological phylogeny of cobweb spiders and their relatives (Araneae, Araneoidea, Theridiidae)". Zoological Journal of the Linnean Society. 141 (4): 478. doi:10.1111/j.1096-3642.2004.00120.x.

[Keys1884-3] Keyserling, E. (1884). Die Spinnen Amerikas II. Theridiidae. Bauer & Raspe, Nürnberg 1. pp. 1–222. doi:10.5962/bhl.title.64832.

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[2]

[3]

Faiditus

Contents

Species

See also

References

Faiditus Temporal range: Neogene– Present PreꞒ Ꞓ O S D C P T J K Pg N

Faiditus xiphias
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Araneomorphae
Family:	Theridiidae
Subfamily:	Argyrodinae
Genus:	Faiditus Keyserling, 1884^[1]
Type species
F. ecaudatus Keyserling, 1884
Species
59, see text
Synonyms ^[1]
Bellinda Keyserling, 1884 (removed from S of Argyrodes Simon, 1784)^[2]