P-element insertion at cytological location 50D.
In ovary, expressed in follicle cells (stage S2 or S3 through S14), in squamous follicle cells (stage S9-S14).
Expression in head described (for a body of data) as "head, usually cephalic sensory structures."
Ecol\lacZA4.1M2 expression has been studied in wild-type and fkh6 embryos.