"Nyctosia" is also a misspelling of the geometer moth genus Nycterosea, presently included in Orthonama.
Nyctosia is a genus of moths in the subfamily Arctiinae. It was described by William Schaus in 1899.
Species Nyctosia coccinea Schaus, 1899 Nyctosia poicilonotus Dyar, 1912 Nyctosia tenebrosa Walker, 1866
References