tympanal ridge
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 00:35, 14 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_simple_(-definition))
Arthropoda: Insecta) In some Diptera, a rib-like sclerite forked anteriorly, forming a single or double Y that encloses the tympanic pit.
tympanal ridge: (