♂. Head yellow, the frons with brown bar; antennae brown, white towards tips : thorax purplish brown; pectus and legs white, the fore femora tinged with crimson above; abdomen crimson, the 1st two segments with dorsal brown spots, the anal tuft and ventral surface white. Fore wing purplish brown to the costa before middle and thence to termen at submedian fold, the outer edge of this area angled at lower angle of cell, then sinuous: the apical half of wing pale semihyaline yellow with a large round purple-brown subapical patch with some crimson above it on costa and slightly sinuous outer edge. Hind wing yellowish, the inner half suffused with crimson ami with large triangular brownish patch from termen to below end of cell. Underside of fore wing with the tuft of hair in the fovea white; hind wing yellow tinged with crimson.[4]
^Toulgoët, Hervé de & Navatte, Jocelyne (2000). "Trichromia phaeocrota (Dognin, 1911)". Illustrated Catalogue of the Arctiidae Arctiinae and Pericopinae of French Guyana Found in the Collection of the Museum National d'Histoire Naturelle in Paris. Archived from the original on July 21, 2019. Retrieved September 16, 2019.