196 
Psyche 
[June 
3a. Distinct mid-ventral stripes on femora I-II 6 
3b. No distinct mid-ventral stripes on femora I-II. 4 
4a. Thin vertical black stripes beginning under AME and con- 
tinuing to subdistal region of chelicerae as in Figure 3. 5 
4b. No thin black stripes as in Figure 3. Russet brown, dark 
brown, or gray in general appearance (figs. 89, 90, 97-99 of 
Brady, 1964). scalaris 
5a. Found in Arizona, Baja California. Probably limited to So- 
noran Desert region (figs. 7, 8, 23, 24 of Brady, 1964). 
occidens 
5b. Found south of Sonoran Desert region (Map 1). Figures 3, 
4 , 37 , 38. bifissus 
6a. Epigynum with an anteriorly directed scape (Fig. 24). Color 
pattern as in Figures 11, 12. salticus 
6b. Epigynum without an anteriorly directed scape. Color pattern 
not as above. 7 
7a. Found in northeastern Mexico (Map 1). Color pattern as in 
figure 1-6, epigynum as in figures 13-20 of Brady, 1964 
acleistus 
7b. Not found in northeastern Mexico. Occurring westward or 
southward of acleistus 8 
8a. Color pattern as in Figures 1, 2. Epigynum as in Figures 
25-30 hi fid us 
8b. Color pattern as in Figures 5, 6. Epigynum as in Figures 
35, 36. tibialis 
8c. Color pattern as in Figures 7, 8. Epigynum as in Figures 
33 , 34- chiapas 
8d. Color pattern as in Figures 9, 10. Epigynum as in Figures 
31, 32 summus 
9a. Color pattern as in Figures 15, 16. Epigynum as in Figures 
45, 46. panther 
9b. Color pattern as in Figures 17, 18. Epigynum as in Figures 
41, 42. ocelot 
gc. Color pattern as in Figures 19, 20. Epigynum as in Figures 
43, 44. cornutus 
9d. Color pattern as in Figures 21, 22. Epigynum as in Figures 
39, 40 felinus 
9e. Color pattern as in figures 45, 46 of Brady, 1964. Epigynum 
as in figures 53, 55 of Brady, 1964. acleistus 
