TERM: Description of glossary term.
lappet
A small lobe, widened extension of external organs such as fin (e.g. membranes of hard rays) or skin (e.g. at the edge of the operculum).
TERM: Description of glossary term.
A small lobe, widened extension of external organs such as fin (e.g. membranes of hard rays) or skin (e.g. at the edge of the operculum).