102 
Psyche 
[September 
In fore wing 3 presectorai cross veins (rarely 2), 6-9 
branches of Rs+MA, CuF at or before origin of RS+MA; 
8-10 cubital cross veins, not anastomosed ; 8 or 9 anal vein- 
lets, not anastomosed. Hind wing; 1-3, usually 2, presec- 
torals, 5-8 branches of Rs+MA, CuF before origin of 
Rs+MA. 
Measurements (means, in mm.) : body length $ 17.6, 
2 16.7 ; abdomen $ 13.7, $ 12.0 ; fore wing, length $ 13.5, 
$ 13., width S 3.5, $ 4.3 ; pterothorax $ 2.3, $ 2.7 ; third 
abdominal tergite S 3.2, $ 3.2; antennae $ 3.6, 2 3.7; 
third segment, labial palpi, length $ 0.68, 2 0.83, width 
$ 0.19, 2 0.21. 
California : Riverside Co. : Cathedral City, VII-24-50, 
S , L. W. Isaak (UCD) ( holotype , deposited in the Cali- 
fornia Academy of Sciences), VII-21-52, 2 , B. W. Tinglof 
(UCLA); Indian Wells, VI-17-52, 2, VII-11-52, 2 
(UCLA) ; Blythe, 17 mi. NW, VII-26-46, P. D. Hurd and 
W. F. Barr (CIS) ; Palm Springs, VIII-8-56, $ , L. A. 
Stange (Stange Coll.). Imperial Co.: Fort Yuma, 6-15-48, 
3, 6-13-48, 2, W. B. Andahl (MCZ), June 1948, 2, R. 
Coleman (CIS). 
Arizona: Yuma Co.: Welton, VI-28-50, 2 + 1 2 , R. F. 
Smith (AMNH) . 
Baja California: San Felipe, VI-18-39, Michelbacher and 
Ross (CAS). 
Explanation of Plate 6 
Figures 33-46. Fig. 33. Hesperoleon jidelitas, holotype, gonarcus and 
parameres, posterior view. Fig. 34. Same, lateral view. Fig. 35. H. minus- 
culus, gonarcus and parameres, posterior view (Whitewater, Riverside 
Co., Calif.). Fig. 36. H. niger, gonarcus and parameres, posterior view 
(3 mi. N. of Payson, Gila Co., Ariz.). Fig. 37. Same, lateral view. Fig. 
38. H. minusculus, gonarcus and parameres, lateral view. Fig. 39. H. 
infuscatus, gonarcus and parameres, posterior view (Antioch, Calif.). 
Fig. 40. Same, side view. Fig. 41. H. deflexus, allotype, head. Fig. 42. 
II. texanus, gonarcus and parameres, posterior view (sac inverted). (Mill 
Creek, San Bernardino Mts.. Calif., 6000 ft.). Fig. 43. Same, lateral view. 
Fig. 44. H. infuscatus,. apex of abdomen, laterial view (Cajon Pass, San 
Bernardino Co., Calif.). Fig. 45. Same, ventral view. Fig. 46. Scale for 
gonarcus and parameres only. 
