The American journal of anatomy . II d Figs. 10-12. equal rates, if expressed in degrees, but actually more rapidly in Bsince the arc is larger than in C. After 7:02 progress of the furrow wasvery rapid in B, extending at least 25° in the next another minute, that is, at 7:04| it completed itself at the depres-sion on AB which had remained inactive. Meanwhile, in C a depressionhad appeared at 7:0H on 2 CD as above described. Two-and-a-halfminutes later it extended over about 9°. On the other side of the quad-rant the furrow was progressing steadily. It was completed near 2
The American journal of anatomy . II d Figs. 10-12. equal rates, if expressed in degrees, but actually more rapidly in Bsince the arc is larger than in C. After 7:02 progress of the furrow wasvery rapid in B, extending at least 25° in the next another minute, that is, at 7:04| it completed itself at the depres-sion on AB which had remained inactive. Meanwhile, in C a depressionhad appeared at 7:0H on 2 CD as above described. Two-and-a-halfminutes later it extended over about 9°. On the other side of the quad-rant the furrow was progressing steadily. It was completed near 2 CDat 7: 10 by joining the furrow already present there. Egg 31 A, fig. 11. In C, a furrow started on 1 CD and progressed en-tirely clockwise to 2 CB. In 5 a furrow started on 1 -45 and progressedin the opposite direction to CB, where previously a depression had ap-peared. In quadrants A and D there are curious shiftings and even 184 HUBERT DANA GOODALE disappearances of furrows, In D cleavage started in the usual way bythe formation of a pit on
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectanatomy, bookyear1901
