SCIENTIFIC SUMMARY. 
411 
stage ; this, however, is a trifling objection when compared with the many 
good qualities of the instrument, which certainly commends itself to those 
who desire “ a binocular.” 
mr. collins’s new binocular microscope. 
In regard to the progress of the so-called “Microscopic Science,” we beg 
to refer our readers to the pages devoted to those branches of science in 
the study of which the microscope is employed. If a science is to be desig- 
nated by a term compounded in part of the name of the instruments 
employed in its pursuit, then we shall have to coin new expressions of 
Greek and Latin derivation, to show that geology is the science of 
hammers, zoology of dredges, &c. Beneath are appended the titles of the 
notices which some of our readers may be in search of 
Botanical Section— 
What is Palmogloea Macroeocca ? 
Distribution of Raphides. 
Spontaneous Generation. 
Geological Section — 
Foramenifera of the Tertiary Basin of Vienna, 
Medical Section — 
Nature of the Red Blood Corpuscles. 
Yellow Colour of the Skin in Yellow Fever. 
Zoological Section — 
Variation of Species among Rhiz pods. 
Structure of the Animal Substa of Difflugia. 
