Zool— Vol. I.] EISEN—PLASMOCYTES. 63 



MEASUREMENTS OF THE CORPUSCLES AND THEIR SPHERES, 

 CALCULATED BY PROF. GEORGE OTIS MITCHELL. 



NUCLEATED ERYTHROCYTES. 



Large nucleated erythrocyte 24. 9 mm. 



Round nucleus of erythrocyte 18.26 mm. 



Large round nucleated erythrocyte 33. 2 mm. 



NON-NUCLEATED ERYTHROCYTES. 



Long form 46.48 mm. 



Average round 16. 6 mm. 



Small round 9.96 mm. 



Very small 6.40 mm. 



FUSIFORM CORPUSCLES. 



Nucleus of corpuscles 24. 9 mm. 



Cytoplasmic projection, or plasmocytoblast : 



at upper end 4.15 mm. 



at lower end 2.49 mm. 



Very large nucleus, almost square 19.92 mm. 



Plasmocytoblast of fusiform corpuscle 9.96 mm. 



LEUCOCYTES WITH POLYMORPHOUS NUCLEI. 



Large size 33. 2 mm. 



ROUND MONONUCLEARY LEUCOCYTES. 



Average 12.28 mm. 



EOSINOPHILE LEUCOCYTES. 



Large, but not largest 19.92 mm. 



Average 14.94 mm. 



PLASMOCYTES. 



Average, with two microcenters 6.64 mm. 



Average, with one microcenter 6.60 mm. 



Large 8. 3 mm. 



A very long one: Plasmosphere H-94 mm. 



Centrosphere 9.96 mm. 



Ovoid form: Plasmosphere 8.30 mm. 



Centrosphere 4.98 mm. 



Small: Plasmosphere 3.32 mm. 



Centrosphere 1.66 mm. 



Large round Plasmocyte: Centrosphere 4.98 mm. 



Outside of plasmosphere 14. n mm. 



Outside of hyalosphere 8.30 mm. 



Total 14.11 mm. 



Large ovoid: Plasmosphere 1 1.62 mm. 



Hyalosphere 8.30 mm. 



Centrosphere 4.81 mm. 



