1887] The Progress of North American Paleontology. 543 
R. P. Whitfield has a reply to Professor Thorell’s criticism, 
entitled “ Professor Thorell and the American Silurian Scor- 
pion,” in Sczence, vol. vii. p. 216. He has published “ Brachio- 
poda and Lamellibranchiata of the Raritan Clays and Greensand 
Marls of New Jersey,” Monographs of the U. S. Geol. Surv., vol. 
ix. Washington, 1885 ; this appeared also as a publication of the 
Geol. Surv. of New Fersey. Trenton, 1886. In the Bull, Amer. 
Mus. Nat. Hist., vol. i. p. 293, he has a “ Notice of Geological 
Investigations along the Eastern Shore of Lake Champlain, con- 
ducted by Prof. H. M. Seely and Presdt. Ezra Brainerd, of Mid- 
dlebury College, with Descriptions of the New Fossils discovered 
by R. P. Whitfield.” In the American NATURALIST, vol. xx. 
1041, he has a notice on the same subject. In the Bul Man. 
Mus. Nat. Hist., vol. i. p. 346, he has also a “ Notice of a New 
Fossil Body, probably a Sponge related to Dictyophyton.” 
H. S. Williams has a criticism of Prof. James Hall’s “ Palæon- 
tology,” vol. v. part i., entitled “ Devonian Lamellibranchiata and 
Species-making,” in the Amer. Four. Sci, 3d ser., vol. xxxii. p. 
192. In the Proc, A. A. A. Sy vol. xxxii. part i. p. 222, he has 
an article “ On the Classification of the Upper Devonian.” 
H. N. Williams has “ Notes on the Fossil Fishes of the Genes- 
see and Portage Black Shales” in the an Buffalo Soc. Nat. Sci., 
vol. v. p. 81. 
S. G. Williams has “Westward Extension of Rocks in the 
Lower Helderberg Period in New York” in the Proc. A. A. A. S., 
vol. xxxiv. part i. p. 235, and “The Westward Extension of 
Rocks of Lower Helderberg Age in New York” in the Amer. 
Four, Sci., 3d ser, vol. xxxi. p. 139. 
N. H. Winchell has a “ Notice of Lingula and Paradoxides 
from the Red Quartzites of Minnesota, Abstract,” in the Proc. 
A. A. A. S., vol. xxxiv. part i.p.214. “The Taconic Controversy 
in a Nutshell” in Science, vol. vii. p. 34. He describes “ New 
Species of Fossils” in the rgth Annual Rep. Geol. and Nat. His. 
Surv. Minnesota for the year 1884, p. 313, and gives a list of 
“ Specimens Registered in the Genial Museum in 1885” on pp. 
125-6. 
A. Woodward has published “ The Bibliography of the For- 
aminifera, Recent and Fossil, including Eozoon and Recep- 
taculites, 1565—January 1, 1886,” in the rgth Annual Rep. Geol. 
_ and Nat. Fist. Surv. Minnesota for the year 1885, p. 167. 
