sclerostoma

Century Dictionary and Cyclopedia

1. n. In Vermes, a genus of strongles, or nematoid worms of the family Strongylidæ. S. duodenale (or Dochmius anchylostomus) is a very common parasite of the human intestine, about ⅓ of an inch long. S. syngamus is one which causes the disease called the gapes in fowl. Also written Sclerostomum. De Blainville, 1828. Also called Syngamus.
2. n. [lowercase] A strongle of the genus Sclerostoma.
3. n. 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.