monograptid

I. \\| ̷ ̷ ̷ ̷ at mono-+|graptə̇d\ adjective

Etymology: New Latin Monograptus + English -id

: of or relating to the genus Monograptus or the family Monograptidae

II. noun (-s)

: a graptolite of the genus Monograptus or the family Monograptidae