Arsacia is a monotypic moth genus of the family Noctuidae. Its only species is Arsacia rectalis. Both the genus and species were described by Francis Walker, the genus in 1866 and the species in 1863. It is found from the Indo-Australian tropics of India, Sri Lanka to Queensland and the Solomon Islands.
Arsacia is a monotypic moth genus of the family Noctuidae. Its only species is Arsacia rectalis. Both the genus and species were described by Francis Walker, the genus in 1866 and the species in 1863. It is found from the Indo-Australian tropics of India, Sri Lanka to Queensland and the Solomon Islands.
==Description== Palpi porrect (extending forward), where the second joint thickly scaled, and third joint minute and acute. Frontal tuft absent. Antennae almost simple in male. Thorax and abdomen smoothly scaled. Tibia naked. Forewings with quadrate apex. Outer margin rounded. Inner margin lobed and with slight tufts of hair near base and at outer angle. Veins 7, 8, 9 and 10 stalked.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).