Ba 
Danforth, C. H., The Use of early developmental Stages in the Mouse for Class 
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Emmel, V. E., Concerning certain cellular Elements in the Coelomic Cavities and 
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Hafferl, Anton, Zur Entwicklungsgeschichte der Kopfarterien beim Kibitz 
(Vanellus cristatus). (S. Kap. 7.) 
Harman, Mary T., A Case of Superfetation in the Cat. 3 Fig. Anat. Rec. Vol. 
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Hartman, Carl Gottfried, Studies in the Development of the Opossum Didelphys 
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Heringa, G. C., Untersuchungen über den Bau und die Entwicklung des sen- 
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Johnson, Charles Eugene, The Branchial Derivatives of the Pied-billed Grebe, 
with special Consideration of the Origin of the Postbranchial Body. 13 Fig. 
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Johnson, Charles Eugene, The Origin of the Ultimobranchial Body and its Relation 
to the fifth Pouch in Birds. 2 Taf. u. 2 Fig. Journ. of Morphol. Vol. 31, 1918, 
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Jordan, H. E., A Study of a7 mm human Embryo; with special Reference to its 
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Jordan, H. E., The microscopic Structure of the Yolk-Sac of the Pig Embryo, 
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Lineback, Paul E., The Development of the Spiral Coil in the large Intestine 
of the Pig. (S. Kap. 9b.) 
Locy, William A., and Larsell, Olof, The Embryology of the Bird’s Lung 
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Mall, Franklin, P., On the Frequency of localized Anomalies in human Embryos 
and Infants at Birth. 18 Fig. Americ. Journ. Anat. Vol. 22, 1917, S. 49—72. 
Mall, Franklin P., On the Age of human Embryos. 8 Taf. u. 2 Fig. Americ. 
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Myers, J. A., Studies on the Mammary Gland. 2. The fetal Development of 
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Patterson, J. T., and Hartman, C. 6., A polyembryonic Blastocyst in the Opossum. 
2 Taf. u. 1 Fig. Anat. Rec. Vol. 13, 1917, S. 87—95. 
Pinney, Edith, A Study of the Relation of the Behavior of the Chromatin to 
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Rice, Edward L., The Development of the Skull in the Skink, Eumeces quin- 
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Sansom, G. S., Parthenogenesis in the Water Vole, Microtus amphibius. (8. 
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Schaeffer, J. Parsons, The Genesis, Development, and adult Anatomy of 
the nasofrontal Region in Man. (8. Kap. 6a.) 
