146 Scientific Intelligence. 
4. On Species—In the article on Species, by J. D. Dawa, in the num 
a of this Journal for November last, (vol. xxiv,) there are the following 
typographical errors,—On page 313, 18th line from top, equalities should 
be qualities ; and on the sana git ee page, 21st line from bottom, propos’ 
tions should be proportion 
Iv. ASTRONOMY. 
1. Fifty-Third Asteroid —This planet was discovered April 4, 1358, 
by Dr. Luther, at Bilk, and has been named Calypso. The fifty-secon nd, 
ster is ge Europa 
rd Comet of of T858, (Gould’s — a No. 1138.)— —The : 
third pi of 1858 was discovered, May 2, —- Mr. Horace Tuttle 
of the Harvard College Observatory, Cambrid is. 
3. New Determination of the Solar Parallaz, (an a letter from Lieut. 
J..M. Griziss to the of the e Navy, dated Washington, Feb. 18, 
1858.)—I lave the honor to communicate to you the results of the obser- 
vations specially made by the United States Naval Astronomical pee 
dition to Jeunes the solar parallax—the sun’s Sg from the 
It will be remembered by the Department 
&. 
5 
mae 
s | 
5 
Bt 
al astronomical datum from observations of Venus near 
the inferior conjunction, instead of awaiting the rare piomee : 
transits of se planet across the sun’s disc; that an expedition to 
“Zhen our first efforts were to o put in proper form for the computer all the 
observations of the planets V. and Mars, and the stars with which 
they had been compared. Whilst our men of science had been unani- 
mous in advocating the organization of an expedition, because of the ad- 
ditional mass of important information certain to be collected by it, there — 
some who entertained an opinion that the method of oe 
, ie aeesd 3 erling would not afford a as reliable — 
its of Venus i in 1761 and 17609. rive 
