Koford 281 Cynomys ludovicianus September 26, 1955 Thco. Rooser, N.M.P., N. Dak. yds. wide. Apparently no current use but used earlier this year, [illegible] 4 lodger dug probably under this year. || Spreading Argemone (in C. l.) has all leaves cut off at base in some C. l. towns (dig around here at Shittail Ward A). To break when dry. Dye, pop., don't prevent include zone of highest population here. Leptura mounds on same slope as C. l. (within said fat burrow). || At 12:49 took 2 99 fan still hope set 15 yds. apart on Paddock Creek town. Saved for spawn (B & 148, 149). One taken when dug in trap yesterday. Even plate, including shrubbery, 45% in areas captured. || I saw one eat dry Schoenandrus (cut; cat from box), green shot Salsola, green Sphaerocarpos, some dry folia, all in 5 min. Green plants: Butteriæzia, Sphaerocarpos, Ant. frig., Sika, Convolvulus (also sides on ground). || In all about 14 C. l. in colony, some separated 100 yds. from neighbors, all in about 5 acres of old raley in area former ploughed ground. Two within 100' of road. Apparently no tendency to form compact colony. Apparent activity- cutting of Afra - to 50 yds. from some presently occupied burrows. Much digging for roots some sites 4 on same side. In grail estimated 2% of veg. is green. || On upper Lawson draw town, wide thick 4-6/10" tall some areas - (Nedema), Plantago p., annual Oregen, Erodium, Butteiæzia. Slea thick all over maunde. Occasional Afra 1½' tall, Mustard 2' tall. Larreae about 5% of floor - Schoenandrus, worths, 4 Aem, some Begr. Begr. nearly pure in sivales & lawn sites. Begr. common only at upper canyon part colony. Black ½" diam. Lichen (?) common on ground. I saw one C. l. at Dunour (old lodge pole) well up slope a few feet from Arc & Age (10 C. l., probably not there