33 
In other cases the folds of the cervix are scarcely in- 
creased in size and of nearly normal color, but the mucosa 
of the canal forms a large swelling of a dark red color and 
covers the os uteri externum completely. 
Cow No. 21 of Bygaden had a calf in the winter of 1905- 
1906; before the first examination on July 12, 1907 she had 
been a nymphomaniac for over a year; the vulva was swol- 
len, the uterus nearly normal, the orificium increased in size, 
and its folds hyperemic, partly injected and covered with 
Fig. 4~Cow from Wilhelmsborg. 
mucous matter. The mucosa of the cervical canal was swol- 
len, and protruded in the form of a dark red, egg-sized tumor. 
There were cysts in both ovaries. 
The cow from Almindingen (Fig. 5) had a calf on 
Christmas 1906, followed by a septic metritis, necrosis of the 
cotyledons and a pyometra; the contents of the uterus were 
twice removed and the discharge ceased; she was twice in 
heat the following spring. On July 29, 1907 the uterus is 
normal, the os uteri externum swollen and secernating, the 
