388 A Review of the Progress of North American [Api 
Illinois —The seventh volume of the geological survey of Illi- 
nois contains descriptions of fossil invertebrates by A. H. Worth 
en, and S. A. Miller, and by Chas, Wachsmuth, and W. H. Bartis, 
illustrated by five plates, together with an article on a new genus 
and species of Blastoids, with observations upon the structured 
the basal plates in Codaster and Pentremites by Chas. Wachsmuth, 
and descriptions of some new Blastoids from the Hamilton group 
by W. H. Barris, in which four new species are described. The 
crinoids described are mostly from the Lower Carboniferous, being | 
from the Keokuk, Warsaw, Chester, and St. Louis groups, with 
the exception of two or three species from the Upper Ca ift- 
ous. 
U. P. James, on April 16th, published the seventh numberof 
his “ Palæontologist,” with illustrated descriptions of three ne 
species of fossil corals from the Cincinnati group of Ohio an 
Kentucky. Inthe Journal of the Cincinnati Society of Natural 
History, Vol. vı, December, he published “ Descriptions of fossils 
from the Cincinnati group,” illustrated by one plate, No. X; only 
two species are described. ai 
Leo Lesquereux, in the proceedings of the U. S. Nap ý 
Museum, Vol. v, pp. 443-449, has published a “ Contribution l 
the Miocene flora of Alaska,” ‘illustrated by five plates, iy 
containing descriptions and figures of some new species, kam. | 
enumeration of some species already described, but not yet’ i 
-in the flora of Alaska. w 
‘ : : - Au l 
S. A. Miller, in the Amer. Journ. of Science, for nahal 
Springer on the genera Glyptocrinus a ) 
the Journal of the Cao Foa of Natural History: Le 
December, 1883, he published an article entitled “Gly Se 
re-defined and restricted, Gaurocrinus, Pycnocrinus, ame i id l 
crinus established, and two new species described. aT 
is illustrated by one lithographic plate of indifferent a 
John Mickleborough, in the Journal of the Cincinnati ~" 
of Natural History, for October, Vol. VI, published wp 
the “ Locomotive appendages of Trilobites.” The ¢ 
scribed is of great interest, and corroborates the pei -a 
by the Canadian Asaphus, described by Mr. E. Bi 
tunately nothing is proven with relation to the 
and branchiez. The plates or figures, and a 
were republished in the AMERICAN NATURALIST, 
