Phylum：Basidiomycota　>>　Class： Basidiomycetes　>>　 Order： Agaricales 
   
 
　BCRC Number： NO BCRC Number!  
   
　Scientific Name： Omphalina oniscus
 
   
   
　Author：

Omphalina oniscus (Fr.) Quel., Enchiridion Fungorum, in Europa Media Præsertim in Gallia Vigentium (Paris): 43. 1888.

Basionym: Agaricus oniscus Fr., Syst. Mycol. 1: 172. 1821.
   
 
 
 
 
　Description： Pileus 2-3 cm, flat to umbilicate, grayish black, darker at center, with flat scales, striate. Gills decurrent, slightly distant of several lengths, white, smooth. Stipe central, 3-4 × 0.2-0.3 cm, hollow, white, glabrous. Spores elliptical, hyaline, smooth, I-, 8-10 × 4-6 μm. Hyphae with clamps.
 
 
 
 
 
　Specimens：

Taiwan, Taichung: Takeng, on rotten wood, 10 Sep. 1999, Yen 0124 (TNM F0015643).
 
 
 
　Habitat： Clustered on rotten wood in broad-leaved forest.
 
 
 
　Distribution：

Asia, Europe.
 
 
 
　References：

Breitenbach, J. and Kranzlin, E. 1991; Chang, T. T. et al. 2001.
   
   
   
　Provided：

W. N. Chou
 
 
　Note： Edibility unknown.