Peterson 1935. Peromyscus m. sonorienis July 28. 13 mi. NE Iron Point, 4600ft, Humboldt Co, Nevada. fleukes, not in bile ducts but in liver tissue + appearing to be encysted - at least were enclosed in a membrane. Many dislodged, + fixed in Bouin's. Rest of liver, including fleukes in situ, fixed in Bouin's fluid. July 29. 13 mi. N Paradise Valley, 6700ft, Humboldt Co, Nevada. Six caught in canyon bottom + on slope to N of Road Creek covered with grass + sage brush. July 30. 13 mi. N Paradise Valley, 6700ft, Humboldt Co, Nevada. Ten caught on N slope of Road Creek, on ridge between Road & Syc Creeks + on adjacent slope of Syc Creek; rocky, gravelly, + covered with sage brush. July 31. 13 mi. N Paradise Valley, 6700ft, Humboldt Co, Nevada. Four caught about buildings on camp ground of Road Creek. As will be noticed, Peromyscus m. sonorienis is most widely distributed; almost cosmopolitan