Some articles on horn sheaths, horn:
Scipionyx - Description - Soft Tissues - Horn Sheaths
... On all claws preserved in the fossil — those of the feet have all been lost — horn sheaths are visible ... bottom which suggests that the original horn material is still present — but this has not yet been directly tested by a chemical analysis for fear of damaging ... The horn sheaths of the hand claws extend the bony cores by about 40%, scythe-like continuing the bone curve and ending in sharp points ...
... On all claws preserved in the fossil — those of the feet have all been lost — horn sheaths are visible ... bottom which suggests that the original horn material is still present — but this has not yet been directly tested by a chemical analysis for fear of damaging ... The horn sheaths of the hand claws extend the bony cores by about 40%, scythe-like continuing the bone curve and ending in sharp points ...
Famous quotes containing the word horn:
““I wanted there should be some there next year.”
“Of course you did. You left the rest for seed,
And for the backwoods woodchuck. You’re the girl!
A Ram’s Horn orchid seedpod for a woodchuck
Sounds something like. Better than farmer’s beans
To a discriminating appetite....””
—Robert Frost (1874–1963)