Bostra pyrochroalis is a species of snout moth in the genus Hypotia.
I it is known from SomaliaAfromoths: Species page and has a wingspan of 16mm.
References
Hampson G. F. 1916a. In Poulton, E. B. On a collection of moths made in Somaliland by Mr. W. Feather. - Proceedings of the Zoological Society of London 1916(1):91–182, pls 1–2: 172–173; pl. 2, fig. 43.