ethmolith

ethmolith

[′eth·mə‚lith]
(geology)
A downward tapering, funnel-shaped, discordant intrusion of igneous rocks.
References in periodicals archive ?
A cactolith is a quasihorizontal chonolith composed of anastomosing ductoliths whose distal ends curl like a harpolith, thin like a sphenolith, or bulge discordantly like an akmolith or ethmolith.