Operculiform

O`per´cu`li`form


a.1.Having the form of a lid or cover.
References in periodicals archive ?
Autapomorphies of the genus include: the strongly modified ocular plate and anterior part of the carapace, the strongly inflated anterolateral part of the carapace, the operculiform antennae, and the presence of a mat of dense spinules on the flexor surfaces of the propodi of the third to fifth pereopods.
12B, C) not strongly operculiform, slightly directed downward, angle against horizontal plane of carapace 10-15[degrees]; distolateral tooth blunt, closely approximated to lamella, thus apparently inconspicuous.
13B) not operculiform, slightly directed downward, angle against horizontal plane of carapace less than 10[degrees]; distolateral tooth subacute, distinctly separated from lamella by V-shaped notch.