dictionary help| stomodeum | medical dictionary |
1. A midline ectodermal depression ventral to the embryonic brain and surrounded by the mandibular arch; when the buccopharyngeal membrane disappears it becomes continuous with the foregut and forms the mouth.
Synonyms: stomatodeum.
2. The anterior portion of the insect alimentary canal, consisting of mouth, buccal cavity, pharynx, oesophagus, crop (frequently a diverticulum), and the proventriculus.
Origin: Mod. L. Fr. G. Stoma, mouth, + hodaios, on the way, fr. Hodos, a way
(05 Mar 2000)
stomium, stomocephalus, stomodaeum, stomodeal < Prev | Next > Stomoxys calcitrans, stomp on, -stomy
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