Alycini, Canestrini & Fanzago, 1877

Uusitalo, Matti, Ueckermann, Edward A. & Theron, Pieter D., 2020, A review of the family Alycidae (Acari, Acariformes) from South Africa, Zootaxa 4858 (3), pp. 301-340: 304

publication ID

https://doi.org/10.11646/zootaxa.4858.3.1

publication LSID

lsid:zoobank.org:pub:7BA52F1C-4084-4915-A7D9-8DA99379086B

DOI

http://doi.org/10.5281/zenodo.4412333

persistent identifier

http://treatment.plazi.org/id/AC6C87BA-C467-EB6F-FF1C-62E415EFD472

treatment provided by

Plazi

scientific name

Alycini
status

 

Key to African species of Alycini 

(The solenidial numbers concern only the adult stages).

1. Chelicerae beak-like, no cheliceral setae ( Fig. 18View FIGURES 16−22; Uusitalo 2010: fig. 3). ( Pachygnathus Dugès, 1834  )................. 2

- Chelicerae robust ( Figs. 34View FIGURES 29−35, 135E, FView FIGURE 135)...................................................................... 3

2. Dorsal chaetotaxy holotrichous; 3 solenidia on femora I ( Fig. 27View FIGURES 23−28)................................... P. nasutus  sp. n.

- Dorsum neotrichous ( Uusitalo 2010: fig. 53).................................................... Holarctic fauna

3. Cheliceral shafts elongated, evenly tapering ( Figs. 68View FIGURES 68−75, 135FView FIGURE 135; Uusitalo 2010: fig. 5). ( Amphialycus Zachvatkin, 1949  )...... 4

- Cheliceral shafts abruptly tapering into chelae ( Fig. 135EView FIGURE 135). ( Alycus C.L. Koch, 1842  ). Naso absent; setae vi off prodorsal sclerite (cf. Holarctic denasutus  ) ( Fig. 1View FIGURES 1−5; Uusitalo 2010: fig. 25); 1 solenidion on tibiae I; no solenidia on femora IV; 1 solenidion on femora I ( Figs. 10, 11View FIGURES 6−13)............................................................. A. augrabiensis  sp. n.

4. Both pairs of prodorsal sensilla filamentous; dorsum holotrichous ( Fig. 31View FIGURES 29−35)....................................... 5

- Both pairs of prodorsal sensilla filamentous; dorsum neotrichous ( Fig. 50View FIGURES 48−53)........................................ 6

5. Cheliceral seta present ( Fig. 34View FIGURES 29−35); naso an obvious button ( Fig. 30View FIGURES 29−35); 2 solenidia on tarsi I and 1 solenidion on tarsi II; 2 solenidia on genua III; 3 on genua I; 2 on femora I ( Figs. 38, 39, 40View FIGURES 36−42)........................................ A. acacia  sp. n.

- Cheliceral seta absent ( Fig. 68View FIGURES 68−75); naso small, reduced ( Fig. 64View FIGURES 63−67); 2 solenidia on tarsi I and 1 solenidion on tarsi II; 2 solenidia on genua III; 4 on genua I; 2 on femora I........................................................ A. mayteni  sp. n.

6. Naso tapering, obvious, separating counterparts of setae vi ( Figs. 48, 49View FIGURES 48−53); 2 solenidia on tarsi I and 2 solenidia on tarsi II ( Figs. 55, 56View FIGURES 54−59); 2 solenidia on genua III; 3 on genua I; 2 on femora I...................................... A. adustus  sp. n.

- Naso absent; setae vi very close to each other ( Fig. 76View FIGURES 76−83); 2 solenidia on tarsi I and 1 solenidion on tarsi II; no solenidia on genua III; 3 on genua I; 1 on femora I.................................................... A. oblongus (Halbert, 1920)