The seams are principally above water levels and in many cases have been laid bare by erosion; and the supply is varied - besides a " fat coking, gassy bituminous," there are an excellent grade of splint coal (first mined in 1864 at Coalburg, Kanawha county) and (except that in Kentucky) the only important supply of cannel coal in the United States.
The maxillaries are connected with the distal anterior corner of the quadrate by the thin, splint-like jugal and quadratojugal.
Supra-angular and coronoid splint-bones serve for the insertion of part of the temporal or masseter muscle.
It is a high grade block, or " splint " coal, remarkably free from sulphur and rich in carbon, peculiarly adapted to blast furnace use.
The large metacarpal is called in veterinary anatomy " cannon bone"; the small lateral metacarpals, which gradually taper towards their lower extremities, and lie in close contact with the large one, are called " splint bones."
The limbs, especially the cannon-bones, are relatively short, and the splint-bones large.