ptilinal suture
From ZooTerms (Dictionary of Invertebrate Zoology)
Revision as of 23:35, 13 September 2013 by Andreas Plank (Talk | contribs) (1 revision: import_simple_(-definition))
ptilinal suture also frontal suture: (Arthropoda: Insecta) In Diptera, a crescentshaped groove, situated on the lower part of the frons between the bases of the antennae and the eyes, which usually extends ventrally into the facial area.
