Paracymbiomma, Rodrigues, Cizauskas & Rheims, 2018

Cizauskas, Igor, Brescovit, Antonio D., Rodrigues, Bruno V. B. & Rheims, Cristina A., 2024, Description of the female of P. pauferrense Rodrigues, Cizauskas & Rheims, 2018 and three new species of Paracymbiomma Rodrigues, Cizauskas & Rheims, 2018 (Araneae: Prodidomidae) from Brazil, Zootaxa 5474 (3), pp. 271-291 : 272-273

publication ID

https://doi.org/ 10.11646/zootaxa.5474.3.5

publication LSID

lsid:zoobank.org:pub:E3F540F9-CA0A-40A4-9A07-B24B62AF5A4F

DOI

https://doi.org/10.5281/zenodo.13768579

persistent identifier

https://treatment.plazi.org/id/E65D3142-FFD0-4D08-BDAE-F999868C3B8F

treatment provided by

Plazi

scientific name

Paracymbiomma
status

 

Genus Paracymbiomma View in CoL Rodrigues, Cizauskas & Rheims, 2018

Paracymbiomma View in CoL Rodrigues, Cizauskas & Rheims, 2018: 303 View Cited Treatment (Type species: P. angelim View in CoL Rodrigues, Cizauskas & Rheims, 2018).

Key to species of Paracymbiomma View in CoL

1 Males .............................................................................................. 2

- Females (except P. doisirmaos View in CoL , unknown)................................................................ 10

2 Eyes present ( Figs 1 View FIGURES 1–5 , 15 View FIGURES 15–19 )............................................................................... 3

- Eyes absent ( Fig. 66 View FIGURE 66 ; Rodrigues et al. 2018, figs 6, 13)................................................. P. caecus View in CoL

3 Eight eyes ( Figs 15–16 View FIGURES 15–19 , 20 View FIGURES 20–23 )............................................................................. 4

- Six eyes ( Figs 1 View FIGURES 1–5 , 6–7 View FIGURES 6–10 )................................................................................. 6

4 Palpal bulb with tegulum ovoid; MA rounded ( Rodrigues et al. 2018, fig. 57) or gutter-shaped ( Fig. 18 View FIGURES 15–19 ) with small, pointed distal tip............................................................................................ 5

- Palpal bulb with tegulum circular; MA long and slender, twisted at base ( Rodrigues et al. 2018, fig. 53)..... P. pauferrense View in CoL

5 RTA gently tapering from base to tip ( Rodrigues et al. 2018, fig. 58); embolus running straight from base before curving around tegulum ( Rodrigues et al. 2018, fig. 57)............................................................ P. carajas View in CoL

- RTA medially as thick as base, tapering at distal third towards tip ( Fig. 19 View FIGURES 15–19 ); embolus curving around tegulum from base ( Fig. 18 View FIGURES 15–19 )................................................................................. P. otxurucu sp. nov.

6 Palpal tegulum ovoid; MA wide, less than two times longer than wide ( Figs 4 View FIGURES 1–5 , 11 View FIGURES 11–14 ; Rodrigues et al. 2018, fig. 61)......... 7

- Palpal tegulum rounded; MA slender, three or more times longer than wide ( Fig. 38 View FIGURES 36–41 ; Rodrigues et al. 2018, figs 49, 53).... 8

7 RTA tip not surpassing half cymbium length ( Rodrigues et al. 2018, Fig. 62 View FIGURES 60–65 ); C short, arising from tegulum close to MA; MA rounded with small triangular tip ( Rodrigues et al. 2018, fig. 61)....................................... P. bocaina View in CoL

- RTA tip surpassing half cymbium length ( Figs 5 View FIGURES 1–5 , 12 View FIGURES 11–14 ); C elongate, almost as long as embolus, arising from tegulum close to embolar base; MA resembling a scorpion telson, with blunt tip ( Figs 4 View FIGURES 1–5 , 11 View FIGURES 11–14 ).......................... P. pepita sp. nov.

8 Palpal tibia with a median, subrectangular retrolateral apophysis in addition to the RTA ( Figs 39 View FIGURES 36–41 , 43 View FIGURES 42–45 )....... P. una sp. nov.

- Palpal tibia without median retrolateral apophysis ( Rodrigues et al. 2018, figs 50, 54).............................. 9

9 RTA far from cymbium wall ( Rodrigues et al. 2018, fig. 55); MA small, retrolaterally directed; embolar insertion central, far from MA ( Rodrigues et al. 2018, figs 55–56)..................................................... P. doisirmaos View in CoL

- RTA close to cymbium wall; MA large, hook-shaped; embolus inserted at 12 o’clock position, close to MA (Figs 18,19; Rodrigues et al. 2018)......................................................................... P. angelim View in CoL

10 Eyes present ( Figs 6 View FIGURES 6–10 , 20 View FIGURES 20–23 , 37 View FIGURES 36–41 )........................................................................... 11

- Eyes absent (Fig. 72)............................................................................ P. caecus View in CoL

11 Eight eyes ( Figs 20 View FIGURES 20–23 , 46–47 View FIGURES 46–51 )............................................................................ 12

- Six eyes ( Fig. 37 View FIGURES 36–41 ).................................................................................... 14

12 Epigynum with atrium triangular ( Fig. 22 View FIGURES 20–23 ; Rodrigues et al. 2018, fig. 59)........................................ 13

- Epigynum with atrium wide, onion dome-shaped ( Figs 49 View FIGURES 46–51 , 52 View FIGURES 52–53 )...................................... P. pauferrense View in CoL

13 Epigynum with atrium with lateral margins scletorized and anterior margin not sclerotized ( Figs 22 View FIGURES 20–23 , 26 View FIGURES 24–27 ); vulva with SS reaching anteriormost part of translucent copulatory duct ( Figs 23 View FIGURES 20–23 , 27 View FIGURES 24–27 ).................................. P. otxurucu sp. nov.

- Epigynum with atrium with lateral and anterior margins sclerotized ( Rodrigues et al. 2018, fig. 59); vulva with SS not reaching anteriormost part of translucent copulatory duct ( Rodrigues et al. 2018, fig. 60)............................ P. carajas View in CoL

14 Epigynum with atrium triangular or circular, without hood; posterior margin of epigynal plate roughly straight ( Figs 8 View FIGURES 6–10 , 40 View FIGURES 36–41 ; Rodrigues at al. 2018, fig. 63).......................................................................... 15

- Epigynum with atrium semicircular, forming a hood; posterior margin of epigynal plate recurved ( Rodrigues et al. 2018, fig. 51)........................................................................................ P. angelim View in CoL

15 Epigynum with atrium circular ( Fig. 40 View FIGURES 36–41 ; Rodrigues et al. 2018, fig. 63)......................................... 16

- Epigynum with atrium triangular ( Figs 9 View FIGURES 6–10 , 13 View FIGURES 11–14 ).................................................. P. pepita sp. nov.

16 Epigynum with atrium with anterior and lateral margins sclerotized ( Rodrigues et al. 2018, fig. 63); vulva with CD with thicker lateral parts; SS directed anteriorly ( Rodrigues et al. 2018, fig. 64)....................................... P. bocaina View in CoL

- Epigynum with atrium with lateral margins sclerotized and anterior margin not sclerotized ( Figs 40 View FIGURES 36–41 , 44 View FIGURES 42–45 ); vulva with CD with proximal part thicker; SS directed posteriorly ( Figs 41 View FIGURES 36–41 , 45 View FIGURES 42–45 )......................................... P. una sp. nov.

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Prodidomidae

Loc

Paracymbiomma

Cizauskas, Igor, Brescovit, Antonio D., Rodrigues, Bruno V. B. & Rheims, Cristina A. 2024
2024
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