t Ee 
h- 
Et 
CORRESPONDENCE. 167 
| drops of creosote have been added. Thus the growth of fungi is pre- 
vented, which would otherwise mar the appearance of the object very 
materially. 
` To mount such bleached specimens, I proceed as follows. Those which 
have been set aside in creosote water may be, of course, put up permanently 
in that liquid, but those which have been preserved in spirits, I prefer to 
mount in creosote. A cell is procured of any suitable substance, as black 
: varnish, gold size, marine glue, or other cement which will withstand the 
action of wer, and a fragment of the Alga being placed in it in the usual 





and found it to answer admirably. The camphor water I make by using 
distilled water, and just before placing on the cover, putting in a grain of 
gum camphor, which then remains in the cell, and if near the edge does 
not mar the appearance of the object in any way. Specimens can also be 
mounted in the glycerine-jelly of Mr. Lawrence, which preservative I find 
da or rather a modification of it, I shall at some future time have more 
to say.— ARTHUR Map Epwarps, New York. 

ANSWERS TO CORRESPONDENTS. 
J.T. » Tabor Iowa.—The Land and Fresh-water Shells of the United States, by Binney, 
Prime an d Tryon, published c the Smithsonian Institution, will be the. most modern 
of Istae Lea, of Pi a SOM ioma of aia M „are — nn MEM Pe writings 
ade e way to 
to make good collections of f your “native animals and prue “and inen exchange 
them n. ith other part We announce such desires to 
Albion, Wis. — as Ophio, lossum ü 
does seem to differ “Your specine d. d onsiderod a rni vulgatum, nor rae 
$ retieulations differ in any way th. perceive, on compar with British 
hs ew England forms. Kever Aries seen either a description or aut : 
with any cert, o eng webs collected By Eror, € - Mi 
Southern vari ege Style o rekona dus O eo reticulatum 
is but a joe ge dd ; and Ls is the spe qucd d tamea n reri ead iti blo TUM. moment ze- 
i any plant w > comes priv observatio 
B.F. L. ue "How Sedo e spiders live without 
; Concordvill oU x 
owe n we eus y that t adul spiders spiders, like ann M € Mgr 
after Thatehin without food, we do not 
E cts UE twenty days young of the Moose tick lived nearly a month with- 
the “ Ameri- 
màe Tarantula aida eich cs TEE E s, though the Editors of har 
Tima geo 
i Entomologist? ne oroar anon M we cannibals, the females 
