. The biology of twins (mammals) . Twins. 142 THE BIOLOGY OF TWINS fetus III the doubling involves the whole band, for there is an extra or tenth band present; in fetus I the whole band is double except four scutes on the left. Fig. 44.—A detail drawing of band and scute doubling in set K 4 margin; and in fetus IV the whole is double except four scutes on the left and five on the right. Fetuses I and II (a pair) are aUke in being unilateral in doubling,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and a
. The biology of twins (mammals) . Twins. 142 THE BIOLOGY OF TWINS fetus III the doubling involves the whole band, for there is an extra or tenth band present; in fetus I the whole band is double except four scutes on the left. Fig. 44.—A detail drawing of band and scute doubling in set K 4 margin; and in fetus IV the whole is double except four scutes on the left and five on the right. Fetuses I and II (a pair) are aUke in being unilateral in doubling,. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Newman, Horatio Hackett, b. 1875. Chicago, Ill. : The University of Chicago Press
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