Koford Cynomys ludovicianus August 22,1955 Lawrence, Kansas Neb., but in Kansas. N.C.B. Hall says that George Halvorsen, Kansas State Coll., Manhattan, knows about present rodent control in Kansas (with Ag. Citation?). Fish & W.L. in District Agent for Rodent & Pred. Control is W.O. Nelson Jr., Oklahoma City, at Garden City, Kansas, a Sam & Ford Dept. biologist, Marvin D. Schuilling, should be well posted on rodent control matters. August 23,1955. Ballin Baker told me of Cyn. mexicanus in southern Coahuila. Lives in broad bottom valleys between mts., ranges. Nearly as Cratogeomys, Spilozoma. Many graying in areas. Discussion in MS (Baker) on Mamm. Coahuila. August 24,1955 Near Sharon, Kansas (Barber G.) Visited Ronald C. Smith on Plum Thicket Farm and a 115A town he has been studying since June. At one site near a dam he has counted 44 dogs in one acre; these eating yellow-flowered Solanum leaves of, Euphorbia mostly. At adjacent site where Bda- Bgr turf, eating mostly Bda mar (especially stolons), but in June at Bgr beds and Hordeum ledei; 24/A this Farm (Of the 24, 6 believed juncs.). Four burrows current underground; this spread about 35 yds., or sear for. Ron says Aristida longiseta definitely cut by C.L., or as Helictite. Much Euphobia marg., in lawn area; apparently not cut, or tall Cinisum. Many meadow larks feed on town. Badgers seen - up to 2 gram + 3 juncs., at once. Badgers entered burrow where 12 dogs known to be. Apparently only 2 survived. Badger on occasion seen to chew a C.L. C.L. usually barks while at burrow mouth when badger nearby, that grows about 1/2 green row,