BENIRSCHKE ET AL.: OVULATION IN DOLPHINS 



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Figure 4. — Mature animal's uterus, presumably recently delivered (no. 4, Table 3). Note larger left horn with congestion and serosal 



stretch marks. 







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Figure 5. — Corpus albicans of animal in Figure 4. At right is former follicular cavity, replaced by young fibroblastic tissue. Dark cells 

 in central (former luteal) band of corpus albicans suggest recent conversion of corpus luteum to corpus albicans (hematoxylin and eosin 

 X 120). 



511 



