Neonogladius Aurelium, named from Latin neon (new light) and gladius (sword), is a bioluminescent fungus in the Pyroglow Ignis cluster, family Mycenaceae, genus Neonogladius, order Agaricales. It has clustered, trumpet-shaped caps with wavy margins and dense decurrent gills emitting warm amber light (510-570 nm), likely via a luciferin-luciferase system localized on gills and upper stipe. The robust, nodular stipes (10–30 cm) support dense fruiting bodies. It inhabits tropical rainforest understories, decomposing woody debris and leaf litter, aiding lignocellulose breakdown and nutrient cycling. Basidiospores are wind-dispersed from exposed gills, promoting colonization. Despite rarity, stable populations persist in 15–25°C, adapted to warm, humid environments with extensive mycelial networks vital for forest floor ecology.