Saccobolus glaber is a species of apothecial fungus belonging to the family Ascobolaceae.
This is an uncommon European species which appears in summer and autumn as minute yellowish discs only reaching 0.5 mm across, thickly clustered on animal dung.
. Michael Jordan (mycologist) . The Encyclopedia of Fungi of Britain and Europe . . 2004 . 35 . 978-0-7112-2379-0.