Murray 1948 Journal Apr 29 El Arco to San Ignacio a soft yellowish sand, with vegetation remaining about the same. However, a new tree appeared which resembled the copal - smooth bark and a few rather large leaves. All this was quite flat, still in the Vizcaino Desert. Saw two Gambelia wislizenii of which I took one about 20 miles out of El Arco. At the same spot found also a Phrynosoma coronatum. On the way saw 6 Citellus leucurus and a jackrabbit, while the lead truck saw still more. Also there was a large Sceloporus on the sand; looked like magister. After about 40 miles there was a change to very dry vegetation, though largely the same plants. Yuccas, cholla and creosote seemed to dominate a little more. There was wind blown sand, with frequent areas liberally sprinkled with rock. This continued until we climbed the volcanic plateau where it was very rocky. Animal life was noticeably lacking through all this drier part. Descending into a broad valley we came into a large green area of palm trees which surrounde the town of San Ignacio. Here we went to the Mission, and with the cooperation of the