- epithecal
- epi·thecal
English syllables. 2014.
English syllables. 2014.
epithecal — adjective Of or pertaining to the epitheca, the upper half of the shell of certain types of plankton. The epithecal covering of the outer is annulated by low ridges and shallow grooves...Fine, close set, concentric lines, probably representing… … Wiktionary
epithecal — adjective see epitheca … Useful english dictionary
hypothecal — adjective Of or pertaining to the hypotheca, the lower half of the shell of certain types of plankton Ant: epithecal … Wiktionary