296 Recent Literature. [March 
RECENT LITERATURE. 
Inpiana. Georocy and Natura History.'—The report of 
in the above locality since its discovery in 1860, and descriptions 
of most of which have previously been published by Professor 
Hall in vol. 1v of the Transaction of the Albany Institute, andit 
the report of the New York State Museum for 1870. ; 
This is followed by a report upon the fossils of the Indiana 
rocks, by Dr. C. A. White, illustrated by nineteen plates, and in- 
cluding descriptions of three new species, Pabella levettei, Beller- ; 
ophon gibsoni and Agaricocrinus springeri. ht 
Mr. Collett has commenced this work energetically, and o 
together results which will cause his next report to be looked 
with great interest. 
SmırH’s Deer-Sea Crustacea or THE East Coast OF TE 
Unitep States.—This important report, published in the ey 
of the Museum of Comparative Zodlogy, Cambridge, describes 7 
decapod Crustacea taken mostly at great depths off caste ; 
coast from Martha’s Vineyard to the West Indies. The Be ‘ 
tions are elaborate and detailed and the illustrations draw? 1 
great care. The author gives no general results of his st : 
number of new genera and species are described. i 
_ WHITMAN ON THE Dicyemins.2—The Dicyemids are very a 
liar organisms which inhabit the renal organs of cuttlefish a 
liker first discovered that these parasites produce two ker i 
embryos, and for this reason gave them the name of Dicy Er 
Heretofore the most elaborate account of their embryology% f 
classification has been that of Professor E. Van Beneden, @™ 
lIndiana. Department of Geology and Natural History, Eleventh Annual Rep 2 
John Collett, State Geologist. 1881. Indianapolis, 1882. pige ; 
* A Contribution to the Embryology, Life History and Classification y ee 
mids. : By C. O. WHITMAN. Reprint from the Mittheilungen aus gvo, Pe 
area Napels. Iv. Band. 1 Heft. Leipzig. W. Engelmann, 1882 
sg 
E 
