Natural Sciences of Philadelphia 
3i 
conditions as we found them. We did however, receive infor- 
mation about the country from the postmaster at Moab, the agent 
of the Denver and Rio Grande Western Railway at Thompson, 
and the La Sal Live Stock Company, at La Sal. I found Mr. Leuss- 
ler at his home in Omaha, ready and enthusiastic. Our first stop was 
made at Glenwood Springs, Garfield County, in western Colorado, 
which is the type locality of some interesting and rare butterflies. 
Collections were made in the nearby mountains on July nth, 12th, 
The Wilson Mesa. 
and 13th. This was an enjoyable break in the journey on our way 
to Thompson, Utah, where we arrived about noon on the 14th. 
This is a small railway place and as we approached it we could see 
the Sierra La Sal about sixty-three miles distant. 
The road from Thompson is largely two deep ruts in the sand of 
a typical desert country and the distance to Moab is 38 miles. 
An automobile stage line runs between the two places. The 
journey over the desert plain was not devoid of interest but the 
scenery improved as the canyon was reached that leads to Moab and 
the Grand river. The sandy areas are not entirely devoid of 
