platp: 3 



EXPLANATION OF FIGURE 



6 Dissection of an 11.75-min. pouch-young of the opossum. This specimen is 

 about three days old. The greatly distended stomach has crowded the intestines 

 toward the right. The stomach and intestines are shown again in figures 4, 8, 

 and 10. Photographs of sections of the same organs are shown in figures 14 to 20. 

 Pourh-voung no. 150. X 12. 



362 



