216 
DR. MARTIN BARRY ON THE CORPUSCLES OF THE BLOOD. 
the Mammal, and s of fig. 51. from the Fish. cl. Globules composed of 
discs surrounding a pellucid cavity. Compare with the nucleus of 0 
in fig. 45. from the Bird, g, g, g. Cup-like objects composed of discs ; one 
of them in outline. £. One of the same objects apparently in a more 
incipient state. Compare the objects g and £ with those in fig. 58. from 
the Turtle. 
Fig. 58. Turtle. Cup-like objects observed in the blood, after the addition of acetic 
acid. Five of them are in outline. Compare these objects with g of 
fig. 5 7- from the Oyster. 
Fig. 59. Ox (Bos Taurus, Linn.). Embryo of about one inch in length. Globules 
and other objects from the brain. They are composed of discs. Com- 
pare these objects with some of the nuclei of blood-corpuscles in Plates 
I. and II. Acetic acid had been added. 
Fig. 60. Objects from the Brain of another embryo of the same animal, measuring 
if inch in length, after the addition of acetic acid. Previously such 
globules in many instances seemed to be surrounded by the membrane 
of a minute cell. Compare as in the description of fig. 59. 
Fig. 61. Lobster (Cancer marinus , Linn.). Corpuscles (partly in outline) observed 
in the blood, after the addition, — a. of alcohol, — ( 3 . of acetic acid. 
Fig. 62. Leech (Hirudo medicinalis, Linn.). Corpuscles of the blood. Some were 
observed larger than any of those represented in the figure. 
