nN eee ee 
ke! fe ee 
Astronomy. 165 
With regard to the littoral region, Prof. Fuchs points out that 
h 
there are three prominent assemblages of species: (1.) the sea- 
weed areas, which do n ach down below 30 epi and ar 
very abundant in species; (2.) the coral-reef areas, not passing 
the limit of 20 fathoms, which are “the gathering beploe ste 5 of an 
extremely rich fauna,” and so o peculiar that = terms coral-fishes, 
coral-mollusks, etc., would not be inappropriate; a fauna that 
embraces “the whole splendor of the animal life ” of the Indian 
and Pacific Oceans; and (3.) the areas of large sates such as 
e th ximum 
sea hate in those pa arts into a warmer and colder, characterized 
by some difference in genera and species, this being outside of 
his special subject. 
TV. Astronomy. 
ing small stars. They w ere naidor mly in won of doh 
and were made on 77 and 66 nights 2 par y. 
The resulting parallax is deduced for a Lyre for each of the 
nitude, about 3” : souk of =f double star) Y 
a = 0'°4783 + 0'°01381. 
The corresponding time for light to pass from this star to our sun 
is 6°803 Julian years. The color correction of the Washington 
