REPORT ON DISEASES OF DOMESTIC ANIMALS. 
219 
^ Poultry mange.' Dermanyssus avium, &c. 
In pigs and dogs, mange. Sarcoptis suis (Squamiferous.) 
Mange. Sarcoptis squamiferous (Suis.) 
& Follicular mange. Demodex folliculorum. 
In cat and rabbit, mange. Sarcoptis nivar. 
In horse and ox, Strongylus micrurus. 
In swine, Strongylus elongatus. 
In birds, gapes. Sclerostomum syngamus. 
3. Sclerostomum hypostomum in sheep. 
4. Strongylus filicollis in sheep. 
5. Strongylus contortus in sheep and cattle. 
6. Sclerostomum equinum in horse. 
7. S. tetracanthum in horse. 
8. S. suis in swine. 
9. Tricocephalus affinis in cattle and sheep. 
10. Stephanurus dentata in swine. 
11. Echinorynchus gigas in swine, cockroach, ladybug, &c. 
12. Ascaris suilla in swine. 
13. Tsenia expansa in sheep and cattle. 
14. Ccenurus cerebralis in sheep, cattle, dogs, &c. 
15. (Estrus ovis, grub in the head, in sheep. 
In presenting this formidable list of diseases it must not be 
supposed that we advocate an immediate resort to suppresion of 
the whole. A very few only will demand prompt and active 
suppression. For others, even of the most dangerous character, 
there is only wanted a guardiancy over trade, to prevent the im¬ 
portation of disease or its extension into regions where it would 
