Agelenidae: Histopona

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Epigynal valve (a glossy sclerite which limits the posterior epigynal atrium) very small, undivided (only female known, only record from Liguria, Italy)

Histopona palaeolithica (Brignoli, 1971)

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female Epigyne
(Brignoli 1971a)
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female Vulva, dorsal view
(Brignoli 1977b)
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female Vulva, ventral view
(Brignoli 1977b)
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Epigynal valve larger, constricted in the middle or composed of two halves

  2  

2
(1)

Males with distinct narrowly elongated cymbium and conductor, conductor tip almost reaching cymbium tip. Epigynal valve divided into two dropled-shaped halves, copulatory duct coiled

(myops-group)

  3  

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Cymbium and conductor not distincly elongated. Epigynal valve and copulatory duct different

  9  

3
(2)

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Retrolateral tibial apophysis bifid, with two well separated processes. Female as in fig. Only known from caves on the island Mljet, Croatia

Histopona bidens (Absolon & Kratochvíl, 1933)

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male Pedipalp, prolateral view
(Kratochvíl 1938a)
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male Palpal tibia, retrolateral view
(Kratochvíl 1938a)
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female Epigyne, ventral view
(Kratochvíl 1938a)
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female Eyes, frontal view
(Kratochvíl 1938a)
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Retrolateral tibial apophysis with only one process. Female different

  4  

4
(3)

Retrolateral tibial apophysis distally distincly truncated (for H. krivosijana only female known). Vulva: "Bursa copulatrix" (first part of copulatory duct) either small and not touching coiled part or inflated and as bulky as coiled part

  5  

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Retrolateral tibial apophysis distally pointed or only moderately stepped.  "Bursa copulatrix" (first part of copulatory duct) inconspicuous

  7  

5
(4)

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Ventral part of truncated RTA tip longer than dorsal part. Copulatory duct only moderately coiled,"Bursa copulatrix" (first part of copulatory duct) small and not touching coiled part

Histopona myops (Simon, 1885)

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male Pedipalp, prolateral view
(Gasparo 2005b)
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male Pedipalp, prolateral view
(Brignoli 1984a)
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male Tibial apophysis, retrolateral view
(Gasparo 2005b)
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female Vulva, dorsal view
(Gasparo 2005b)
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Dorsal part of truncated retrolateral tibial apophysis tip longer than ventral part (for H. krivosijana only female known); Vulva: copulatory duct distinctly coiled, "Bursa copulatrix" (first part of copulatory duct) inflated, as bulky as coiled part

  6  

6
(5)

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Male as in fig.; female prosoma length 3.68 mm, paired "Bursa copulatrix" only partly touching in the middle (less than half their length)

Histopona dubia (Absolon & Kratochvíl, 1933)

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male Palpal tibia, retrolateral view
(Kratochvíl 1938a)
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female Epigyne, ventral view
(Kratochvíl 1938a)
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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
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female Eyes, frontal view
(Kratochvíl 1938a)
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Chelicera, posterior view
(Kratochvíl 1938a)
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Metatarsus I, prolateral view
(Kratochvíl 1938a)
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Metatarsus I, retrolateral view
(Kratochvíl 1938a)
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Female carapace length 3.33 mm, paired "Bursa copulatrix" distinctly touching in the middle for most of their length

Histopona krivosijana (Kratochvil, 1935)

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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
7
(4)

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Following 3 species are very hard to distinguish, please consult also table 1 in Gasparo 2005b:31

As fig.

 

Histopona hauseri (Brignoli, 1972)

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male Pedipalp, prolateral view
(Gasparo 2005b)
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male Pedipalp, retrolateral view
(Gasparo 2005b)
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male Tibial apophysis, retrolateral view
(Gasparo 2005b)
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male Tibial apophysis, dorsal view
(Gasparo 2005b)
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female Vulva, dorsal view
(Gasparo 2005b)
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Different

  8  

8
(7)

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As fig., only known from Bulgaria

Histopona tranteevi Deltshev, 1978

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male Pedipalp, prolateral view
(Deltshev & Petrov 2008)
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male Pedipalp, retrolateral view
(Deltshev & Petrov 2008)
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male Tibial apophysis, retrolateral view
(Deltshev & Petrov 2008)
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female Epigyne, ventral view
(Deltshev 1978)
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female Vulva, ventral view
(Deltshev 1978)
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female Vulva, dorsal view
(Deltshev 1978)
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As in fig.

Histopona thaleri Gasparo, 2005

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male Pedipalp, prolateral view
(Gasparo 2005b)
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male Pedipalp, retrolateral view
(Gasparo 2005b)
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male Tibial apophysis, retrolateral view
(Gasparo 2005b)
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female Epigyne, ventral view
(Gasparo 2005b)
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female Vulva, dorsal view
(Gasparo 2005b)
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Tibial apophysis, dorsal view
(Gasparo 2005b)
9
(2)

Tegulum broad ring-shaped, distally dividing into a relatively short filiform embolus and a plate-like apophysis (radix), conductor small and simple. Epigyne posteriorly limited by a glossy sclerite (“epigynal valve”), median deeply indented, vulva with an unpaired "Bursa copulatrix" (first part of copulatory duct)

(italica-group)

  10  

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Tegulum different, filiform embolus long, conductor larger and more complex; epigyne with a much larger plate-like posterior sclerite (“epigynal valve”), median sometimes indented, vulva with a paired "Bursa copulatrix" (first part of copulatory duct)

  12  

10
(9)

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Conductor distally strongly elongated; Epigyne with anterior limitation of atrium almost straight, vulva with anterior part of copulatory duct V-shaped

Histopona fioni Bolzern, Pantini & Isaia, 2013

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male Pedipalp, ventral view
(Bolzern et al. 2013a)
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male Pedipalp, retrolateral view
(Bolzern et al. 2013a)
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male Pedipalp, dorsal view
(Bolzern et al. 2013a)
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male Pedipalp, dorsal view
(Bolzern et al. 2013a)
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female Vulva, ventral view
(Bolzern et al. 2013a)
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Conductor distally only insdistinctly elongated. Epigyne with anterior limitation of atrium M-shaped, vulva with anterior part of copulatory duct straight or concave

  11  

11
(10)

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Conductor-tegulum connection distinctly stepped, radix bifid with a pointed and a plate-like end. Epigyne with parallel median margins of glossy posterior sclerite, vulva with lateral lobes of copulatory duct very broad

Histopona italica Brignoli, 1977

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male Pedipalp, retrolateral view
(Bolzern et al. 2013a)
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male Pedipalp, ventral view
(Bolzern et al. 2013a)
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male Pedipalp, dorsal view
(Pesarini unpubl.)
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female Epigyne, ventral view
(Hänggi 1990)
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female Epigyne, ventral view
(Pesarini unpubl.)
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female Vulva, ventral view
(Brignoli 1977b)
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female Vulva, ventral view
(Bolzern et al. 2013a)
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Conductor-tegulum connection continuous, radix plate or spoon-like; epigyne with diverging median margins of glossy posterior sclerite, vulva with narrow lateral lobes of copulatory duct

Histopona leonardoi Bolzern, Pantini & Isaia, 2013

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male Pedipalp, ventral view
(Bolzern et al. 2013a)
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male Pedipalp, retrolateral view
(Bolzern et al. 2013a)
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male Palpal tibia, dorsoretrolateral view
(Bolzern et al. 2013a)
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female Vulva, ventral view
(Bolzern et al. 2013a)
12
(9)

Patellar apophysis present (not in H. vignai and unsure in H. sinuata), conductor relatively complex with short connection to tegulum; epigyne mostly with large plate-like posterior sclerite

(torpida-group)

  13  

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male Pedipalp, ventral view
(Weiss & Rusdea 1998)
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male Pedipalp
(Loksa 1969)
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female Epigyne
(Roberts 1995)
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Patellar apophysis absent, conductor relatively simple with long bandlike connection to tegulum; epigyne and vulva as in fig.

(strinatii-group)

  19  

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male Pedipalp, ventral view
(Brignoli 1976c)
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male Pedipalp, ventral view
(Deeleman-Reinhold 1983)
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female Epigyne
(Brignoli 1976c)
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female Epigyne, ventral view
(Deeleman-Reinhold 1983)
13
(12)

Patellar apophysis present, retrolateral tibial apophysis with very narrow and elongated process; epigyne and vulva as in fig.

  14  

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male Pedipalp
(Roberts 1995)
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female Epigyne
(Roberts 1995)
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female Epigyne
(Weiss & Rusdea 1998)
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female Epigyne, ventral view
(Deeleman-Reinhold 1983)
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female Vulva
(Dahl 1931)
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female Vulva
(Weiss & Rusdea 1998)
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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
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Patellar apophysis absent or inconspicuous, retrolateral tibial apophysis with broader process or different; epigyne and vulva as in fig.

  18  

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female Epigyne/vulva, ventral view
(Brignoli 1980b)
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female Epigyne/vulva, ventral view
(Brignoli 1980b)
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female Vulva, dorsal view
(Brignoli 1980b)
14
(13)

Patellar apophysis distinctly elongated  or complex; epigyne and vulva as in fig.

  15  

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male Pedipalp
(Loksa 1969)
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female Epigyne
(Roberts 1995)
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Patellar apophysis short and simple; epigyne and vulva as in fig.

  17  

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male Pedipalp
(Loksa 1969)
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female Epigyne
(Loksa 1969)
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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
15
(14)

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Patellar apophysis bifid with a distinct dorsal and ventral branche; epigyne and vulva as in fig.

Histopona torpida (C. L. Koch, 1837)

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male Pedipalp
(Dahl 1931)
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male Pedipalp
(Pesarini unpubl.)
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male Pedipalp
(Roberts 1995)
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male Pedipalp
(Loksa 1969)
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female Epigyne
(Brignoli 1971a)
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female Epigyne
(Pesarini unpubl.)
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female Epigyne
(Roberts 1995)
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female Epigyne
(Loksa 1969)
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female Vulva
(Brignoli 1971a)
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female Vulva
(Dahl 1931)
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female Vulva
(Loksa 1969)
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Patellar apophysis only with one branch; epigyne and vulva as in fig.

  16  

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male Pedipalp
(Weiss & Rusdea 1998)
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female Epigyne
(Weiss & Rusdea 1998)
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female Epigyne, ventral view
(Deeleman-Reinhold 1983)
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female Vulva
(Weiss & Rusdea 1998)
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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
16
(15)

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Process of retrolateral tibial apophysis long and narrow, with hook-like tip, patellar apophysis distally truncated; epigyne with heart-shaped plate, vulva as in fig.

Histopona laeta (Kulczyński, 1897)

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male Pedipalp, ventral view
(Weiss & Rusdea 1998)
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male Pedipalp
(Weiss & Rusdea 1998)
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male Pedipalp
(Weiss & Rusdea 1998)
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female Epigyne
(Weiss & Rusdea 1998)
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female Vulva
(Weiss & Rusdea 1998)
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Process of retrolateral tibial apophysis long and narrow, with straight tip, patellar apophysis distally pointed; epigynal plate  much wider than long, indented at anterior margin, vulva as in fig.

Histopona egonpretneri Deeleman-Reinhold, 1983

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male Pedipalp, retrolateral view
(Deeleman-Reinhold 1983)
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male Pedipalp, ventral view
(Deeleman-Reinhold 1983)
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female Epigyne, ventral view
(Deeleman-Reinhold 1983)
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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
17
(14)

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Male prosoma length: 2.6 mm, female prosoma length: 2.55 mm, more intense coloured as H. conveniens with contrasting pattern; genitalia as in fig.

Histopona luxurians (Kulczyński, 1897)

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male Pedipalp
(Loksa 1969)
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male Pedipalp, retrolateral view
(Wiehle 1964b)
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male Pedipalp, prolateral view
(Wiehle 1964b)
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male Tibial apophysis
(Wiehle 1964b)
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female Epigyne
(Loksa 1969)
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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
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Male prosoma length: 2.6 mm, female prosoma length: 2.8 mm,  paler in colouration and lacking the contrasting pattern on the abdomen; genitalia as in fig.

Histopona conveniens (Kulczyński, 1914)

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male Pedipalp
(Drensky 1942)
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female Epigyne
(Drensky 1942)
18
(13)

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Retrolateral tibial apophysis bifid with broad finger-shaped dorsal process and small ventral peak. Epigyne and vulva as in fig.

Histopona sinuata (Kulczyński, 1897)

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male Pedipalp, retrolateral view
(Heimer & Weiss 1982)
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male Pedipalp, ventral view
(Heimer & Weiss 1982)
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female Epigyne/vulva, ventral view
(Brignoli 1980b)
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female Vulva, dorsal view
(Brignoli 1980b)
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Retrolateral tibial apophysis differently shaped. Epigyne and vulva as in fig.

Histopona vignai Brignoli, 1980

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male Pedipalp, retrolateral view
(Brignoli 1980b)
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male Pedipalp, prolateral view
(Brignoli 1980b)
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male Pedipalp, ventral view
(Deeleman-Reinhold 1983)
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female Epigyne/vulva, ventral view
(Brignoli 1980b)
19
(12)

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Male prosoma length: 2.12 mm, female prosoma length: 2.50 mm; conductor relatively long and narrow; epigyne and vulva as in fig.

Histopona strinatii (Brignoli, 1976)

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male Pedipalp
(Brignoli 1976c)
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male Pedipalp, ventral view
(Brignoli 1976c)
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female Epigyne
(Brignoli 1976c)
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female Epigyne, ventral view
(Deeleman-Reinhold 1983)
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Male prosoma length: 2.9 mm, female prosoma length: 3.65 mm. Conductor relatively short and broad. epigyne and vulva as in fig.

Histopona isolata Deeleman-Reinhold, 1983

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male Pedipalp, ventral view
(Deeleman-Reinhold 1983)
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male Pedipalp, retrolateral view
(Deeleman-Reinhold 1983)
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female Epigyne, ventral view
(Deeleman-Reinhold 1983)
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female Vulva, dorsal view
(Deeleman-Reinhold 1983)
This key is a kind contribution of Angelo Bolzern.