Mycena near argillaceus. 
Pileus flat to depressed, 1.5 cm., margin thin, striate, 
light-pinkish- cinnamon, slightly darker on disc; gills adnexed, 
ventricose, concolor, suhdistant; stipe slender , about 1 cm.,cimna 
mon to darker below, tapering downward. 
On dead sticks. 
Specimens examined: 
Costa Rica, Limon, above Rio Siquirres, All. 200- 240m. , Catt, Dodge, 
5537 
& Thomas 
