1 Department of Biology; San Diego State University; CA; 92182; San Diego; USA. bfscott1906@gmail.com.
2 U.S. Geological Survey; Eastern Ecological Science Center; Laurel; MD 20708; Department of Vertebrate Zoology; National Museum of Natural History; Washington; DC; 20560. CHESSERT@si.edu.
3 Department of Birds and Mammals; San Diego Natural History Museum; San Diego; CA; 92112. punitt@sdnhm.org.
4 Department of Biology; San Diego State University; CA; 92182; San Diego; USA. kburns@sdsu.edu.