Lycosidae: Alopecosa Simon, 1885

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1

General remark for both sexes: Two basic dorsal opisthosomal patterns can be distinguished: type A (right) and type B (left).

 

 

Males

  2  

- Females

  15  

2
(1)
Opisthosoma ventrally black

  3  

- Opisthosoma ventrally yellowish or reddish yellow

  8  

3
(2)
Anterior cheliceral furrow margin with blunt projection; prosoma with distinct longitudinal stripe; tarsus with grey scopula

  4  

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Anterior cheliceral furrow margin without blunt projection; prosoma at most with indistinct longitudinal stripe; tegular apophysis big, ± quadrangular; dorsal pattern of opisthosoma similar to type B

Alopecosa sulzeri (Pavesi, 1873)

female

4
(3)
Tegular apophysis distally bent at right angle

  5  

- Tegular apophysis different

  6  

5
(4)

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Tegular apophysis with robust tooth, straightly truncated distally; dorsal pattern like type B

Alopecosa fabrilis (Clerck, 1757)

female

-

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Tegular apophysis distally pointed

Alopecosa inquilina (Clerck, 1757)

female

6
(4)

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Tegular apophysis with straight and parallel margins; opisthosomal pattern like type B

Alopecosa striatipes (C. L. Koch, 1839)

female

- Anterior margin of tegular apophysis bent, merging with posterior margin

  7  

7
(6)

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Tegular apophysis slantingly truncated distally

Alopecosa mariae (Dahl, 1908)

female

-

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Terminal apophysis not visible or lacking; opisthosoma with dorsal pattern like type B

Alopecosa schmidti (Hahn, 1835)

female

8
(2)
Spinnerets dark brown to black; body pattern like type A

  9  

- Spinnerets yellowish; longitudinal stripe on prosoma lacking or very indistinct

  12  

9
(8)

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Tibia I distinctly thickened and darker than remaining segments; pedipalp as fig.

Alopecosa cuneata (Clerck, 1757)

female

- Tibia I not strikingly thickened

  10  

10
(9)

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Prosoma with distinct, broad, continuous longitudinal stripe; distal process of tegular apophysis straight

Alopecosa trabalis (Clerck, 1757)

female

- Prosoma with narrow, continuous longitudinal stripe; if broken, then stripe indistinct

  11  

11
(10)

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Longitudinal stripe on prosoma hardly visible or lacking; sternum brown; pedipalp as fig.

Alopecosa aculeata (Clerck, 1757)

female

-

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Longitudinal stripe on prosoma distinct; sternum brown with bright median area; pedipalp as fig.

Alopecosa pulverulenta (Clerck, 1757)

female

12
(8)
Prosoma without longitudinal stripes

  13  

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Prosoma with not very distinct longitudinal stripes; tegular apophysis as fig.; dorsal pattern like type B

Alopecosa farinosa (Herman, 1879)

female

13
(12)

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Dorsal pattern like type A; scopula on tarsi grey; pedipalp as fig.

Alopecosa pinetorum (Thorell, 1856)

female

- Dorsal pattern like type B

  14  

14
(13)

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Prosoma length 2.7-3.4 mm; tegular apophysis as fig.

Alopecosa cursor (Hahn, 1831)

female

-

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Prosoma length 5.0-5.9 mm; tegular apophysis as fig.

Alopecosa solitaria (Herman, 1879)

female

15
(1)
Median epigynal part anchor-shaped; opisthosoma ventrally black

  16  

- Median part of epigyne different

  17  

16
(15)

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Anterior epigynal pocket narrow; median epigynal part with deep longitudinal groove; dorsal pattern like type B

Alopecosa inquilina (Clerck, 1757)

male

-

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Anterior epigynal pocket wide; median epigynal part without depression; dorsal pattern like type B

Alopecosa fabrilis (Clerck, 1757)

male

17
(15)
Median epigynal part longer than wide; anterior part of median epigynal part larger (or equal) than posterior part of median epigynal part; opisthosoma ventrally yellowish brown

  18  

- Median epigynal part as long as wide or wider than long; anterior epigynal part very small or lacking

  22  

18
(17)
Spinnerets dark brown; dorsal pattern like type A

  19  

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Spinnerets yellowish; epigyne and vulva as figs.; dorsal pattern like type B

Alopecosa pinetorum (Thorell, 1856)

male

19
(18)

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Anterior part of median epigynal part wide and distinctly widened anteriorly; vulva as fig.

Alopecosa pulverulenta (Clerck, 1757)

male

- Anterior part of median epigynal part narrow, its margins parallel or only slightly diverging anteriorly

  20  

20
(19)

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Lateral longitudinal stripes on prosoma indistinct or missing; margins of anterior part of median epigynal part parallel; vulva as fig.

Alopecosa aculeata (Clerck, 1757)

male

- Lateral longitudinal stripes on prosoma distinctly visible, not interrupted and broad

  21  

21
(20)

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Sclerotised epigynal region and vulva as figs.

Alopecosa trabalis (Clerck, 1757)

male

-

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Sclerotised epigynal region and vulva as figs.

Alopecosa cuneata (Clerck, 1757)

male

22
(17)
Opisthosoma ventrally yellow or reddish yellow; spinnerets yellow or yellowish brown; lateral longitudinal stripes on prosoma indistinct or lacking

  23  

- Opisthosoma ventrally black; spinnerets brown or blackish; lateral longitudinal stripes on prosoma distinct

  25  

23
(22)
Prosoma length smaller or equal 5.1 mm; lateral longitudinal stripes on prosoma lacking or consisting of bright indistinct spots; dorsal pattern like type B ± distinct

  24  

-

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Prosoma length 5.6-7.5 mm; epigyne and vulva as fig.; lateral longitudinal stripes on prosoma not very distinct, mostly broken into a row of spots; dorsal pattern like type B, not very distinct

Alopecosa solitaria (Herman, 1879)

male

24
(23)

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Median epigynal part trapezoid; sclerotised epigynal region anteriorly wider than posteriorly; vulva as fig.

Alopecosa farinosa (Herman, 1879)

male

-

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Median epigynal part pentagonal; sclerotised epigynal region and vulva as figs.

Alopecosa cursor (Hahn, 1831)

male

25
(22)

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Lateral longitudinal stripes on prosoma indistinct; median epigynal part almost as wide as long; anterior epigynal pockets distinctly separated by median epigynal part, its margins merging with margins of epigynal pockets; vulva as fig.

Alopecosa sulzeri (Pavesi, 1873)

male

-

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High alpine species, difficult to distinguish

Alopecosa alpicola (Simon, 1876)

- Lateral longitudinal stripes on prosoma distinct; median epigynal part distinctly wider than long; anterior epigynal pockets simple or divided, margins of median epigynal part not merging with margins of epigynal pockets

  26  

26
(25)
Anterior epigynal pocket simple; anterior median epigynal part very short

  27  

-

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Two anterior epigynal pockets, wide and touching each other; anterior median epigynal part half as wide as posterior median epigynal part; ratio width : length of median epigynal part 1.6

Alopecosa striatipes (C. L. Koch, 1839)

male

27
(26)

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Median epigynal part round, somewhat wider than long

Alopecosa schmidti (Hahn, 1835)

male

-

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Median epigynal part at least twice as wide as long

Alopecosa mariae (Dahl, 1908)

male

Further taxa

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1. Alopecosa albofasciata (Brullé, 1832)

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2. Alopecosa azsheganovae Esyunin, 1996

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3. Alopecosa barbipes (Sundevall, 1833)

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4. Alopecosa beckeri (Thorell, 1875)

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5. Alopecosa cronebergi (Thorell, 1875)

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6. Alopecosa dryada Cordes, 1996

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7. Alopecosa edax (Thorell, 1875)

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8. Alopecosa etrusca Lugetti & Tongiorgi, 1969

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9. Alopecosa fabrilis trinacriae Lugetti & Tongiorgi, 1969

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10. Alopecosa hirtipes (Kulczyński, 1907)

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11. Alopecosa inderensis Ponomarev, 2007

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12. Alopecosa kalavrita Buchar, 2001

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13. Alopecosa kovblyuki Nadolny & Ponomarev, 2012

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14. Alopecosa krynickii (Thorell, 1875)

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15. Alopecosa kungurica Esyunin, 1996

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16. Alopecosa kuntzi Denis, 1953

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17. Alopecosa laciniosa (Simon, 1876)

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18. Alopecosa mutabilis (Kulczyński, 1908)

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19. Alopecosa osellai Lugetti & Tongiorgi, 1969

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20. Alopecosa pentheri (Nosek, 1905)

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21. Alopecosa psammophila Buchar, 2001

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22. Alopecosa simoni (Thorell, 1872)

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23. Alopecosa solivaga (Kulczyński, 1901)

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24. Alopecosa steppica Ponomarev, 2007

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25. Alopecosa taeniata (C. L. Koch, 1835)

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26. Alopecosa taeniopus (Kulczyński, 1895)

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27. Alopecosa uiensis Esyunin, 1996

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28. Alopecosa yamalensis Esyunin, 1996

world29. Alopecosa alpicola soriculata (Simon, 1876)
world30. Alopecosa alpicola vidua (Simon, 1937)
world31. Alopecosa pulverulenta tridentina (Thorell, 1875)