LOCALIZED ANOMALIES IN HUMAN EMBRYOS 



DO 



As far as localized anomalies are concerned, we naturall do 

 rot find them in the first four groups, while in the remaining 

 three groups we encounter only such as are very pronounced 

 and stand out clearly in spite of other changes in the emtryo. 



3 



Fig. 1 lllustratinji (Jroup 1, composed exclusively of villi. Specimen Xo. 

 749 received from Dr. G. C. McCormick. Sparrows I'oint, Md. X 2. These 

 hypertrophic villi came from a hydatiditorm mole weighing over a kilcgr: m. 



Fig. 2 Illustrating Group 2, chorion with coelom. No. 12S9 from Dr. J. R. 

 Cottell, Louisville, Ky. X 2. The picture shows the coelom filled mostly with 

 granular magma. 



Fig. 3 Illustrating (jroup 3. chorion with amnion. Xo. 813 from Dr. H. D. 

 Taylor, Baltimore. X i The cavity of the ovum is filled with a dense mass 

 of granular magma. 



