Linyphiidae: Bathyphantes

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1
Males

  2  

- Females

  8  

2
(1)

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Embolus forming a very large loop, longitudinal to cymbium; anterior cheliceral furrow margin with 3, posterior margin with 4 denticles

Bathyphantes approximatus (O. P.-Cambridge, 1871)

female

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male Pedipalp
(Wiehle 1956)
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male Pedipalp, ventral view
(Roberts 1998)
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male Pedipalp, ventral view
(Roberts 1987)
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male Pedipalp
(Wiehle 1956)
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male Pedipalp
(Locket & Millidge 1953)
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Habitus
(Wiehle 1956)
- Embolic loop transverse to cymbium, on distal end of pedipalp

  3  

3
(2)

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Bulbus with long, pointed apophysis (its base mostly covered by paracymbium); tegular apophysis as fig.; chelicerae with 3 denticles each on anterior and posterior cheliceral furrow margin

Bathyphantes setiger F. O. P.-Cambridge, 1894

female

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male Pedipalp
(Holm 1945)
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male Pedipalp, ventral view
(Wiehle 1956)
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male Pedipalp, ventral view
(Wiehle 1956)
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male Pedipalp, ventral view
(Roberts 1987)
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male Pedipalp, ventral view
(Locket & Millidge 1953)
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male Pedipalp
(Holm 1945)
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male Embolus
(Holm 1945)
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male Part of embolus
(Heimer & Nentwig 1991)
- Male pedipalp without pointed apophysis on bulbus

  4  

4
(3)
Body length 3-4 mm

  5  

- Body length < 3 mm

  6  

5
(4)

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Body length about 3 mm; Pedipalp with tegular apophysis as fig.

Bathyphantes similis Kulczyński, 1894

female

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male Pedipalp, ventral view
(Thaler 1983c)
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male Embolic division
(Thaler 1983c)
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male Embolic division
(Thaler 1983c)
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male Paracymbium
(Thaler 1983c)
6
(4)

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Tegular apophysis on male pedipalp with rectangularly bent tip; outer margin of paracymbium appearing angular; anterior cheliceral furrow margin with 3, posterior margin with 5 denticles

Bathyphantes nigrinus (Westring, 1851)

female

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male Pedipalp, ventral view
(Roberts 1995)
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male Pedipalp, ventral view
(Roberts 1987)
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male Pedipalp
(Locket & Millidge 1953)
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male Part of embolus
(Wiehle 1956)
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Opisthosoma, dorsal view
(Wiehle 1956)
- Tip of tegular apophysis not rectangularly bent

  7  

7
(6)

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Male pedipalp with tegular apophysis tapering to a tip; chelicerae with 3 denticles each on anterior and posterior cheliceral margin

Bathyphantes parvulus (Westring, 1851)

female

speciesimage
male Pedipalp, ventral view
(Roberts 1987)
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male Pedipalp
(Roberts 1995)
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male Pedipalp
(Locket & Millidge 1953)
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male Embolic division
(Thaler 1983c)
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male Paracymbium
(Thaler 1983c)
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Tegular apophysis of male pedipalp transversely truncated distally

Bathyphantes gracilis (Blackwall, 1841)

female

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male Pedipalp, ventral view
(Roberts 1995)
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male Pedipalp
(Roberts 1987)
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male Pedipalp
(Locket & Millidge 1953)
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male Embolic division
(Thaler 1983b)
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male Paracymbium
(Thaler 1983b)
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Opisthosoma, dorsal view
(Wiehle 1956)
8
(1)

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Scapus of epigyne large, ± as long as wide

Bathyphantes approximatus (O. P.-Cambridge, 1871)

male

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female Epigyne
(Roberts 1995)
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female Epigyne
(Roberts 1987)
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female Epigyne
(Locket & Millidge 1953)
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female Vulva, ventral view
(Wiehle 1956)
- Scapus of epigyne small or longer than wide

  9  

9
(8)
Anterior epigynal margin elongated to a long process, backwardly projecting

  10  

- Anterior epigynal margin straight, without process

  11  

10
(9)

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Epigynal groove ± square; scapus very small; chelicerae with 3 denticles on anterior and 5 denticles on posterior cheliceral furrow margin

Bathyphantes setiger F. O. P.-Cambridge, 1894

male

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female Epigyne, ventral view
(Holm 1945)
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female Epigyne, lateral view
(Holm 1945)
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female Epigyne
(Wiehle 1956)
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female Epigyne
(Roberts 1987)
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female Epigyne
(Locket & Millidge 1953)
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female Vulva, ventral view
(Wiehle 1956)
11
(9)

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Body length about 3 mm; epigyne very simple, only tip of scapus visible

Bathyphantes similis Kulczyński, 1894

male

speciesimage
female Epigyne
(Heimer & Nentwig 1991)
- Body length < 3.0 mm

  12  

12
(11)

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Epigynal groove longer than wide; scapus narrow and long; anterior cheliceral furrow margin with 3 denticles, posterior margin with 5 denticles

Bathyphantes nigrinus (Westring, 1851)

male

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female Epigyne
(Roberts 1995)
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female Epigyne
(Roberts 1987)
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female Epigyne
(Roberts 1987)
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female Epigyne
(Locket & Millidge 1953)
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female Vulva, ventral view
(Wiehle 1956)
- Epigynal groove wider than long

  13  

13
(12)

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Scapus of epigyne surrounded by semicircular, sclerotised wall; chelicerae with 3 denticles each on anterior and posterior cheliceral margin

Bathyphantes parvulus (Westring, 1851)

male

speciesimage
female Epigyne
(Roberts 1995)
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female Epigyne
(Roberts 1987)
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female Epigyne
(Locket & Millidge 1953)
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female Vulva, dorsal view
(Thaler 1983c)
-

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Scapus of epigyne not surrounded by sclerotised wall; epigyne strongly protruding with short scapus, on anterior margin with a small depression

Bathyphantes gracilis (Blackwall, 1841)

male

speciesimage
female Epigyne
(Roberts 1995)
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female Epigyne
(Roberts 1987)
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female Epigyne
(Roberts 1987)
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female Epigyne
(Locket & Millidge 1953)
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female Vulva, dorsal view
(Thaler 1983b)
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female Vulva, ventral view
(Wiehle 1956)
Further taxa

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1. Bathyphantes eumenis (L. Koch, 1879)

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male Pedipalp, ventral view
(Wozny & Czajka 1985)
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male Pedipalp, lateral view
(Wozny & Czajka 1985)
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male Radical complex
(Tanasevitch 2011b)
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male Lamella characteristica
(Tanasevitch 2011b)
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male Paracymbium
(Tanasevitch 2011b)
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male Paracymbium
(Tanasevitch 2011b)
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male Suprategular apophysis
(Tanasevitch 2011b)
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male Suprategular apophysis
(Tanasevitch 2011b)
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female Epigyne
(Holm 1973)
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female Epigyne, lateral view
(Holm 1973)
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female Epigyne
(Wozny & Czajka 1985)
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female Epigyne, lateral view
(Holm 1967)
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female Epigyne
(Holm 1967)
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female Vulva
(Wozny & Czajka 1985)
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female Vulva, dorsal view
(Tanasevitch 2011b)

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2. Bathyphantes eumenis buchari Ruzicka, 1988

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male Pedipalp
(Ruzicka 1988)
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male Pedipalp
(Ruzicka 1988)
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male Median apophysis
(Ruzicka 1988)
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male Paracymbium
(Ruzicka 1988)
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female Epigyne, lateral view
(Ruzicka 1988)
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female Epigyne, ventral view
(Ruzicka 1988)
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female Epigyne, posterior view
(Ruzicka 1988)

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3. Bathyphantes humilis (L. Koch, 1879)

speciesimage
male Embolic division
(Tanasevitch 2011b)
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male Radical complex
(Tanasevitch 2011b)
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male Lamella characteristica
(Tanasevitch 2011b)
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male Lamella characteristica
(Tanasevitch 2011b)
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male Paracymbium
(Tanasevitch 2011b)
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male Paracymbium
(Tanasevitch 2011b)
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male Paracymbium
(Tanasevitch 2011b)
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male Suprategular apophysis
(Tanasevitch 2011b)
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female Epigyne, ventral view
(Tanasevitch 2011b)
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female Epigyne, dorsal view
(Tanasevitch 2011b)
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female Epigyne, variation, ventral view
(Tanasevitch 2011b)
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female Epigyne, variation, ventral view
(Tanasevitch 2011b)
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female Vulva, dorsal view
(Tanasevitch 2011b)

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4. Bathyphantes jeniseicus Eskov, 1979

speciesimage
male Pedipalp, retrolateral view
(Eskov 1979)
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male Pedipalp, ventral view
(Eskov 1979)
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female Epigyne, ventral view
(Tanasevitch 2011b)
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female Epigyne, antero-dorsal view
(Tanasevitch 2011b)
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female Epigyne, antero-dorsal view
(Tanasevitch 2011b)
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female Vulva, dorsal view
(Tanasevitch 2011b)

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5. Bathyphantes reprobus (Kulczyński, 1916)

speciesimage
male Pedipalp, ventral view
(Holm 1945)
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male Paracymbium
(Holm 1945)
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female Epigyne, ventral view
(Holm 1945)
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female Epigyne, lateral view
(Holm 1945)

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6. Bathyphantes vittiger Simon, 1884

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male Pedipalp
(Simon 1884a)
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female Epigyne
(Simon 1884a)
7. Bathyphantes ohlerti Simon, 1884 world