432 General Notes. 
guttural emphasis on the last syllable, which leads us to fancy he 
- has found some uncommonly fat frog for his supper. Ifthe bittem 
of the Old World has a similar note, as is not improbable, weds 
cover another reason for believing the “kippod” of Isaiah tobe 
the bittern ; a point about which there has been much discussion 
We may suppose the name an imitation of such a note. Our bird 
gives at other times as a burden of his revery, “ Co-che-lúnk, 
co-che-lúnk-ca-chúnk,” with variations. These notes are much 
like a blow upon wood, hence the name “ stake driver.” Others 
“water belcher.” From some of his fuller notes, which have à 
resemblance to the bellowing of a bull, comes the expressive name 
“bog bull,’ “bog bumper,” “ mire drum” and the Latin 
The name “poke” may refer to the same thing, but more 
bly to its slow, awkward movements, Other names less 
cant, are “ Indian hen” and “ Indian pullet.’—7. E. Todd. ; 
ains of this 
whal 
species on their own coasts. 
Tue REPRODUCTION or THE Hyprozoa.—M. de Varenne 
recently studied the development of the ova and her spei 
odocoryne cavnea, Plumularia echinulata and some ieat 
and has conclusively shown that in these forms at p% du 
and parent-cells of the spermatozoa are develo ee jima 
from the endoderm, as stated by Kölliker, Haeckel er 2 
e has also shown that in the species examined udd 
ments invariably form within the stem, and that the hore 
the gonophore follows their formation. As the go al Sch 
the accumulated ova and sperm-cells enter its inten Vi 
in 1873,and afterwards Allmann had noticed the prese and 
in the stem of hydroids, and Ed. van Beneden, ‘ pee 
man had shown that ovules were formed before the 
‘Sporosacs, 
om 
