482 Scientific Intelligence. 
the authors have brought together descriptions ee = the families 
genera and species, known from North Amer both o e 
marine and fresh-water fishes. The work seioh ia 1340 ieee 
es to sha genera, and 130 families. A-large part of 
to print a large © appes containing corrections and new infor- 
mation of various kind siderable number of new species 
are included in the work. There i is a full table of contents and a 
copious index. This book will form a convenient and valuable 
manual of North American fishes AL BOY. 
7. The Atlantic Right Whales ; by J. B. Hotper. Bulletin 
of the American Museum of Natural History, vol. i, No. 4, three 
large folded plates and one artotype plate. New Yor ” Ma 
1883.—In this number Dr. Holder has given a detailed account 
ig 
skeleton. The artotype, showin e athe skull and whalebone, is 
excellent. A hiaiory of the knowledge of this species, — has 
formerly been much confused, is also included. v. 
1V. Asrronomy. 
1. Draper Astronomical Medal.—At the recent meeting of the 
National Academy of Sciences, ies at Washington (this ‘volume, . 
. 400), it was announced that Mrs. Mary A. Draper, widow 0 
rofessor Henry Draper, had a in trust to the Academy the 
sum of six thousand dollars, the income of w rhic h is to be use 
0 years, to any person in the United States or elites ere 
a “shall have made an investigation in astronomical physics 
worthy, in the opinion of the Academy, of this honor. It is fur- 
ther provided that if the income of the fund shall exceed the 
amount required for the medal, the surplus may be used to assist 
investigations by a citizen of the United States, in the department 
of astronomical physics. This gift by Mrs. Draper is a fitting 
memorial to Dr. Draper, haste labors in this same field were 
crowned _ so pes er su 
in obtaining ee ‘meridian lines , fix ring a esteem measuring ae and 
forward a d detailed survey of e land, and to remain correcter Le 
readjuster of oundasiae - 
