244 Scientifie Intelligence. 
minute rods, standing perpendicularly, which make the animal 
look as if surrounded by a nimbus of Bacteria, “In the move- 
ments of Dinameba, its jelly-like cloak appears to be no obstacle, 
and the subulate pseudopods shoot through and beyond it as if it 
_ _ exist 
other species of poonlien interest is Hyalosphenia papilio, a 
buf aloe ed, or straw-colored s Sete perfectly transparent, and 
remarkably ‘constant in its for 
The species of Nebela, particalarly N. collaris, N. hippoerepis 
and JV. ansata, are of special beauty; but we must refer to the 
work with its plates, for the facts respecting these and the various 
other kinds. The book is adapted to the uninitiated as well as - 
adepts in the science. Dr. Leidy says, ‘‘In the course of its 
paration, I*-have always had my pupilsin mind, and I shall be se 
it serves as an additional aid to their studies ; Al — we a 
that it is — adapted to this and its higher purpos 
closes “aes a Bi I br appendix, comsnadiei the 
names of aie of works and memoirs on living Rhizopods and 
lists of all the species ron Tenth erica Pet with the synonymy 
so oe as giving the names of the same adopte 
Zoology for Students ~_ Géndead Readers ; by A. S. Pack- 
ARD, Jr. 8vo, 719 pp. 544 cuts. New Yo rk: 1879. (Henry 
apted for use in the class-room and lab tory than most of 
vical terms as in several other manuals of structural Zoolo og now 
in he present work is largely devoted to structural or mor- 
phological Loahons with pretty full accounts of the pyar 
the various groups. Somewhat detailed accounts of the ana 
ures illustrating them, are by Dr. C. S, Minot. The illustrations 
are throughout copious, and —- good and well-selected, 
though mostly borrowed from other w 
e classification adopted is, for the cies part, — in ancien 
ance with the more recent European writers, and not very different 
from that of Huxley’s a. works. One feature, that of dividing » 
= “Crustacea” into two great groups, Veocarida and Paleo 
arida, is of ve doubtfal utility. If such a division be neces- 
P 
