Hafne, M.S. 1973 Journal Trona Off Johannesburg Rd. near Seales Station 45 mi. N. Johannesburg San Bernardino Co. Calif. 3200' 15 Oct. Trapping results cont': (cont') It should be noted that many traps containing rodents of both genera had dirt on the apron and inside. Sometimes the Peanut Butter was kicked outside the trap, and as much as 1/4" of dirt was inside. {Results of night of Oct. 13-14 Trapping success: 7/31 = 23% all Perognathus longimembris (Results of night of Oct 14-15 Trapping success: 30/31 = 98% Perog. long. 16 Perog. [illegible] 3 D. merr. 7 D. pana. 3 Burrowing Owl (Speotyto cunicularis) 1 10:00 AM - Left trapping area - headed for Glendale via Mojave. 14 Oct. Off Copper City Road, 4 mi from Irwin Road approx. 8 mi. NE of Barstow, San Bernardino Co. Calif. 2105' Arrived in area 9:30 PM, set traps according to map (on following page), and waited for Barry to meet us.