Woodland vessels tend to have thicker walls, flat or conical bases and a large amount of either coarse sand or grog used as temper.
The cells have a conical base, and are covered with long siliceous spicules.
A hydrocyclone will normally have a cylindrical section at the top where liquid is being fed tangentially, and a conical base.
The movement is carried through to the asymmetrical conical base.
A conchylia cup is a Roman cup type with a conical base and a slightly everted rim, made of transparent to slightly colored glass.
The upper jaws also carried teeth, but these were very small with a flat conical base and a spatula-formed crown.
In addition, a type with a high back and arms, resting upon a cylindrical or conical base, is said to derive from Etruscan prototypes.
One of the earliest tower mills in Britain was Chesterton Mill, Warwickshire, which has a hollowed conical base with arches.
Certain Ethiopian people, for example, made the conical bases of their neck rests on lathes, while others preferred solid but delicately incised shaped blocks of wood.