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FIG. 1 A. Blood smear from the sinus terminalis of an anidian blastoderm on the 8th day
of incubation. May-Grünwald-Giemsa-Romanowski stain. Two primitive erythrocytes
(EI); (a) one basophilic definitive erythroblast ; (6) two polychromatophilic definitive
erythroblasts; (c) two definitive proerythrocytes; (d) one definitive young erythrocyte
(all type Ε 11^. (About 1400x.)
FIG. IB. Chick embryo erythrocytes on the 15th day of incubation. May-GrünwaldGiemsa-Romanowski stain. One primitive erythrocyte (Ε I) (round granular nucleus,
darker cytoplasm) ; two definitive erythrocytes with round nuclei (type Ε ΙΙχ) ; definitive
erythrocytes with oval and oblong nuclei (type Ε II2). (About 1400x.)