South Dakota: Custer Co.: Custer, 3; Lawrence Co.: Deadwood, 10.
Wyoming: Crook County: 3 mi. NW Sundance, 5900 ft., 14; 15 mi. ENE Sundance, 3825 ft., 1.
Acknowledgment is made of assistance, with the field work, received from the Kansas University Endowment Association.
Museum of Natural History, University of Kansas, Transmitted December 8, 1951.