endophragma

English

Etymology

endo- +‎ phragma

Noun

endophragma

1. (zoology) A chitinous structure above the nervous cord in the thorax of certain crustaceans.
2. The innermost wall of the septum on some insects.
   • 2012, David Rosen, P. DeBach, Species of Aphytis of the World:

     This little-known Oriental species [Aphytis angustus] appears to be rather closely related to obscurus, but may be readily separated from the latter species by the relatively long endophragma, propodeum, ovipositor and syntergum

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “endophragma”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)