Agelenidae: Aterigena Bolzern, Hänggi & Burckhardt, 2010
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Prosoma longer than 5.2 mm; cymbium longer than 2.0 mm; dorsal branch of retrolateral tibial apophysis more or less conical (in retrolateral view); embolus longer than twice cymbium width, epigynal plate wider than 0.8 mm; atrium of epigynum rectangular or trapezoidal, if transversally divided, posterior part much shorter than anterior part

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Prosoma smaller than 5.2 mm; cymbium shorter than 2.0 mm; tip of dorsal branch of retrolateral tibial apophysis skewed ventrad (in retrolateral view), embolus shorter than twice cymbium width; epigynal plate smaller than 0.8 mm; atrium of the epigynum oval, tranversely subdivided into subequal parts

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2
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Lateral branch of retrolateral tibial apophysis relatively long; distal apex of conductor only weakly bent; ratio bulb length to cymbium length smaller than 0.7, atrium of the epigynum transversally divided, forming membranous oval part anteriorly, and sclerotized semicircular bar posteriorly

Aterigena aliquoi (Brignoli, 1971)
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male Pedipalp, ventral view
(Bolzern et al. 2010)

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male Pedipalp, retrolateral view
(Bolzern et al. 2010)

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male Tibial apophysis
(Brignoli 1971g)
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female Epigyne
(Pesarini unpubl.)

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female Epigyne, ventral view
(Bolzern et al. 2010)

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female Vulva, dorsal view
(Bolzern et al. 2010)
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Ratio of palpal tibia length to cymbium length smaller than 0.43; dorsal branch of retrolateral tibial apophysis originating approximately in middle of tibia; copulatory openings well visible, lateral margins of epigynal atrium converging posteriad, each vertex forming strongly elongated process

Aterigena ligurica (Simon, 1916)
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male Pedipalp, ventral view
(Bolzern et al. 2010)

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male Pedipalp, retrolateral view
(Bolzern et al. 2010)

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female Epigyne, ventral view
(Bolzern et al. 2010)
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female Vulva, dorsal view
(Bolzern et al. 2010)
3
(1)

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Ratio bulb length (laterally from cymbium base to conductor tip) to cymbium length smaller than 0.7; ratio tibia length to cymbium length smaller than 0.6; distal apex of conductor longer than wide; transverse separation of epigynal atrium more or less straight; receptacula globular, round; fertilization ducts strongly convoluted

Aterigena soriculata (Simon, 1873)
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male Pedipalp, ventral view
(Bolzern et al. 2010)

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male Pedipalp, retrolateral view
(Bolzern et al. 2010)

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male Palpal tibia
(Dresco & Célérier 1980)
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female Epigyne, ventral view
(Bolzern et al. 2010)

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female Vulva, dorsal view
(Bolzern et al. 2010)
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Ratio bulb length to cymbium length larger than 0.7; ratio tibia length to cymbium length larger 0.6; distal apex of conductor as long as or shorter than wide; transverse separation of epigynal atrium in the middle slightly curved posteriad; receptacula oval; fertilization ducts weakly convoluted

Aterigena aspromontensis Bolzern, Haenggi & Burckhardt, 2010
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male Pedipalp, retrolateral view
(Bolzern et al. 2010)

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male Pedipalp, ventral view
(Bolzern et al. 2010)

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female Epigyne, ventral view
(Bolzern et al. 2010)
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female Vulva, dorsal view
(Bolzern et al. 2010)