thumb|230px|A Tachina sp. fly showing white calypters at the base of the wings thumb|Calypter of a Tachinidae|Tachinid
thumb|230px|A Tachina sp. fly showing white calypters at the base of the wings thumb|Calypter of a Tachinidae|Tachinid
A calypter is either of two posterior lobes of the posterior margin of the forewing of flies between the extreme posterior wing base and the alula, which covers the halteres.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).