thumb|left|Caenolyda reticulata
thumb|left|Caenolyda reticulata
The Pamphilioidea are a small superfamily within the Symphyta (the sawflies), containing some 250 living species restricted to the temperate regions of Eurasia and North America. These hymenopterans share the distinctive feature of a very large, almost prognathous head, which is widest ventrally.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).