themselves with their forearms, but were not agile and did not climb here and there over the rocky surface as Desmodus rotundus nor in a semi-agile fashion as does Phyllostomys, Nos. 12131, 12132, 12133, 12134, 12135, 12136, 12137, 12138, 12139, 12140, 12141 12142, 12143 12144, 12145, 12146, 12147, 12148 12149, 12150, 12151, 12152, 12153 were taken. Today I saw two Desmodus rotundus in the mine, No. 12130 was taken. Clear Day. No temperature was recorded. December 16, 1926 - This morning we arose at four o'clock and struck out north and east over a terrible rocky and mountainous trail to the Jimcito, Valenciana, and Farallon Tunnels. We returned at 8 A.M. with our bats. All three tunnels are located in a canyon which faces off to the Bay of Fonseca and La Union. Valenciana was the first tunnel entered. It is the farthest down the canyon. There was water a little over ankle deep all over the floor of the tunnel and more