Description of Plate IX. 
Sclerostomum equinum (strongylus armatus). 
Figure. 
1, 
mity. Lateral view. 
2. Sclerostomum equinum, 
3. Sclerostomum equinum. 
4, Sclerostomum equinum. 
lateral view. 
—. Sclerostomum equinum. 
6. Sclerostomum edentatum. 
7, Selerostomum edentatum, 
& Seclerostomum edentatum. 
9. Selerostomum edentatum. 
10. Sclerostomum edentatum. 
11. Gyalocephalus capitatus. 
view. 
12, Gyalocephalus capitatus. 
18. Gyalocephalus capitatus. 
Cephalic extre- 
Female. 
Female. Natural size. 
Male. Natural size. 
Cephalic extremity, Male. Dorso- 
Male. 
Diagonal front view. 
Caudal pouch. Lateral view. 
Head. Female. 
Female: 
Male. Natural size. 
Diagonal front view of mouth. 
Posterior view of caudal pouch. Male. 
Cephalic extremity of female. Dorsal 
Female. Natural size. 
Male. Natural size. 
