Small Dung Button

Poronia erici

Growing on dung, the small, flattened, button-like discs are white, grey or pale fawn.
Small Dung Buttons (Poronia erici) Small ( 6mm wide) flat pale discs with tapering bases seen on herbivore dung pellet ( possibly Kangaroo) The pale surfaces had minute evenly spaced holes (ostioles) - some of them showed puckering around the edges. The discs had irregular margins. Known for breaking down marsupial scats, this was spotted in a national park which is a free range for kangaroos, wallabies, wombats and rabbits. Australia,Geotagged,Poronia erici,Small Dung Button,Winter

Appearance

On herbivore dung. The small, flattened, button-like discs are white, grey or pale fawn. On the top are minute but distinctive dark holes (ostioles) through which spores are expelled. The dry hard disc has a tapering base embedded in the dung.

Height to 2 mm, diameter less than 6 mm; a round, flattened disc with tapering base; tough, dry, hard but not woody. Upper surface often slightly raised, flat or dish-shaped, white, grey or pale fawn, punctuated with small black holes (ostioles) through which spores are released. Lower surface dark grey-brown, smooth.
Dung button fungi Small round or oval shaped discs on decomposing macropod dung . Top of disks have very small holes to release fungal spores. Eamw fungi,Kangaroo dung,Poronia erici,Small Dung Button

Habitat

Dung of native marsupials

References:

Some text fragments are auto parsed from Wikipedia.

http://fungimap.org.au/index.php/fduonline-home/141/294/discs/P-poronia-erici
Taxonomy
KingdomFungi
DivisionAscomycota
ClassSordariomycetes
OrderXylariales
FamilyXylariaceae
GenusPoronia
SpeciesPoronia erici
Photographed in
Australia