Sarcosoma mexicana (Ellis & Holway) Pad. & Tyl. Fruit body 3-10cm high, 4-10cm across; top-shaped becoming disc-shaped or sometimes cup-shaped, with a wavy margin; upper surface black or dark brown. Outside undersurface dark gray to black; velvety, often roughened with dark granules; tapering down into a thick, short base "stalk," which is generally deeply ribbed or wrinkled or has large pockets. Flesh watery-gelatinous; clear gray to black or brownish. Spores ellipsoid to semi-sausage-shaped, smooth, with l to 3 oil droplets, 23-34 x 10-14µ. Habitat singly, in groups, or in clusters on rotting wood or needle duff under conifers. Generally rare, but occasionally common in mountain areas. Found in western North America. Season February-September. Edibility not known.