Family Pholcidae C. L. Koch, 1850

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1

Six eyes (anterior median eyes absent)

  2  

-

Eight eyes

  4  

2
(1)

Prosoma with median furrow, eye triads on median turret, very high in males

Modisimus

-

Prosoma without median furrow; eye triads on very low humps

 

  3  

3
(2)

Male paracymbium (procursus) with ventral flap; posterior epigynal plate without pockets

Spermophora

-

Male paracymbium (procursus) without ventral flap; posterior epigynal plate with pair of pockets

Spermophorides

4
(1)

Prosoma evenly domed, without median furrow or pit

  5  

-

Prosoma with median furrow or pit

  7  

5
(4)

Large species (body length >4 mm) with cylindrical opisthosoma

Pholcus

-

Small species (body length ≤3 mm) with short opisthosoma (about at high as long)

  6  

6
(5)

Paracymbium (procursus) with long dorsal process, female genitalia without external pockets, with internal semi-circular or bullet-shaped median structure visible through cuticle

Micropholcus

-

Paracymbium (procursus) without dorsal process, female genitalia with pair of external pockets, without internal median structure visible through cuticle (Quamtana)


7
(4)

Small species (body length 3 mm), prosoma with median furrow

Psilochorus

-

Larger (body length 5-10 mm), prosoma with median pit

  8  

8
(7)

Opisthosoma higher than long

Artema

-

Opisthosoma longer than high

  9  

9
(8)

Legs with many small black spots/lines

  10  

-

Legs without small black spots/lines

  11  

10
(9)

Opisthosoma pointed dorso-posteriorly, male chelicerae with two pairs of frontal apophyses

Crossopriza

-

Opisthosoma rounded dorso-posteriorly, male chelicerae with single pair of frontal apophyses

Holocnemus

11
(9)

Male chelicerae frontally with many modified (club-shaped) hairs

Stygopholcus

-

Male chelicerae frontally with apophyses provided with 1-3 modified hairs each

  12  

12
(11)

Male femora 1 with ventral spines, epigynum roughly triangular

Hoplopholcus

-

Male femora 1 without spines, epigynum roughly rectangular

Smeringopus

This key is a kind contribution of Bernhard Huber, following Huber et al. (2017).

Further genera