Geology and Natural History. 225 
rocks, But these show much ignorance of the subject. In a 
pili: headed in capitals DEvontran, we find the author say- 
ing that “in 1860, when engaged with Dr. Shumard in the sur- 
vey of San Saba County, some of the limestones ine! shales in 
see oe part of that county eb referred by him to the De- 
The Trenton limestone was the formation hte 
its "chicf fossils found were of the Slows genera: Belerophon, 
Maclurea, Orthis, Murchisonia, Pleurotomaria, and some other 
genera of that period.” A “State eologist * who refers the 
Trenton limestone to the Devonian is evidently not a geologist, 
whatever a State appointment. Such a mistake Dr. Shumard 
could not e made. 
Another enoetnoan of the Report may do its author better jus- 
tice. In the chapter, a little over a page long, on the Jurassic 
of the State, three lines are used in stating that half a mile west 
and northwest of Phantom Hill, reper Co., there are ne 
delight to roll and wallow in the soft dirt. I have bee them rol 
and kick up their heels, over and over, and then get up and shake 
themselves apparently with gr ona antisfuation, It will not be 
will b 
urassic 
e Report contains charges against the late Dr. Shvinard and 
hie content r. A. R. Roessler, which should have been stricken 
Progress for 1874; by Pzrzr Lestxy, Director of the Survey.— 
The appointments "for this new survey were not made until the 
meuath: of June had far advanced, and consequently the parties 
were not in the oe until July a and Au igust. The aesintants 9 ik 
ointed are: Mr. A. S, McCreath, chemical assistant 5 
ri 
gist; H. E. Wri ley, on abe petroleum ules a rag Peas 
et ee ; E. B. Harden, draughtsman. Two more assistants are 
o be appointed, one for Greene and Washington Counties, and 
