Title Page] [List of Genera] Comparison of Drawings] [Regional Keys to Genera] [Descriptions of New Taxa] [Geographical Distribution] [Color Photographs] See also Catalogue of Salticidae [ Title page] List of Genera - names beginning with: A BC DEFG HIJKL MN OPQ RS TUVWXYZ References: Authors beginning with: A BC DEFG HIJKL MN OPQ RS TUVWXYZ [See also Catalogue of Salticidae: Yllenus albocinctus] [Genus: Yllenus - List of Species]

Salticidae: Diagnostic Drawings Library

by Jerzy Proszynski 2006

GenusYllenus

Definition and division into groups of species

 Common  charaters of the genus Yllenus 
 Y. arabicus 
1. High cephalothorax sloping behind eye-field, 2. Legs IV the longest
3. usually cryptic coloration adapted for sandy environment.  4. Brush of setae - a scopula - on tarsus I-II.
5. Characteristic genital organs in males and females - diversified into 3 groups (see below) 
 but with intermediate forms

 ][ 
 ---univittatus                              arenarius  --------
About 80 species of Yllenus differ by epigynum: shape and internal  structure,
palpal organ size and shape of conductor are of limited diagnostic use 

Proposed division of the genus Yllenus into following groups of species

==================albocinctus group (click to see other species) =================

Yllenus albocinctus

=================arenarius group (click to see other species) ==================

arenarius

 

================hamifer group (click to see other species) ==================

hamifer

.

Distributional  ranges of group of species 
(from Logunov D.V., Marusik Y.M.2003b: 20-21, maps 2-5.)