A NEW SALTICID SPIDER <S3 



Family SALTICIDAE 



Division Unidentati. 



Subfamily Plexippinae. 



Genus SAITIS Simon, 1876. 



Synopsis op Males of Australian Species. 



1. Leg iii longer than leg iv. 2. 

 Leg iii shorter than, or only equally as long as leg iv. 7. 



2. Abdomen clothed with squamose hairs, with distinct pattern. 3. 



- Abdomen clothed with silky hairs, without distinct pattern. 



8. lacustris Hickman. 



3. Lateral margins of dorsal epidermis, when folded, covering the 



ventral surface of the abdomen, where they overlap. 4. 



Lateral margins of dorsal epidermis extending only slightly, not 

 covering the ventral surface of the abdomen. 6. 



4. Abdomen, from above, square and angular. Cephalothorax black. 



S. vespertilis Simon. 



- Abdomen, from above, long and parallel. 5. 



5. Cephalothorax black. Caput with alternative longitudinal bands 



of greyish-green and scarlet. 



8. volans (O. P. Cambridge). 

 Cephalothorax steel-blue. Caput with curved transverse bar of 

 scarlet. S. splcndcns (Rainbow). 



6. Lateral margins of dorsal epidermis with a rather dense fringe 



of long silky hairs. 8, speciosus (O. P. Cambridge). 



- Lateraf margins without, such fringe. »S y . pavonis sp. nov. 



7. Legs 1, 4, 3, 2 ; leg i being much the longest. 



8. pallida (Keyserling). 

 Leg i equally as long as, or only Blightly longer than legs iii and iv. 8. 



8. Tibia iii and iv with one dorsal spine. Legs 1=4=3, 2. 



8. piscula (L. Koch). 

 Tibia iii and iv without dorsal spines. Legs 1, 4=3, 2. 



£. mgriceps (Keyserling). 



SAITIS PAVONIS sp. nov. 



.Male. mm - 



Total Length 4 :i j 



Length of Cephalothorax 2 12 



Width of Cephalothorax 152 



Length of Abdomen 2 33 



Width of Abdomen l' ,r, 3 



Femur Patella Tibia Metatarsus Tarsus Total 



Lesr i 91 58 58 50 35 2-92 



ii 91 0-58 58 50 35 2 92 



iii' 155 62 103 102 043 465 



iv ' " 1-25 52 0-72 105 43 397 



Palp '.' 49 32 015 — ■ 55 151 



Carapace black, thoracic part with a dark brown median longitudinal stripe 

 clothed with white hairs, cephalic part densely covered with brown squamose 

 hairs clypeus fringed with long white hairs. Anterior eyes greenish opalescent. 



