from The Century Dictionary.
- noun Sclerostoma armatum is a large palisade-worm (nematode) of horses: same as
Strongylus equinus. Sclerostoma tetracanthum, or Cylichnostomum tetracanthum (Mehlis, 1831), is one of the smaller (9 to 12 millimeters long) nematode worms found in the cæcum and colon of horses.
- noun In Vermes, a genus of strongles, or nematoid worms of the family Strongylidæ.
- noun [lowercase] A strongle of the genus Sclerostoma.
Sorry, no etymologies found.
The former sclerostoma is from 0.6 to 1.5 inches (18 to 35 mm.) long, and the latter is from 0.5 to 0.6 inch (8 to 17 mm.) long.