 Close up of hemispheric caps of dung roundhead mushrooms (Protostropharia semiglobata, Stropharia semiglobata) on horse dung on roadside near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Snowy inkcap mushrooms (Coprinopsis nivea) growing on horse dung on Deer Run Trail in Lick Creek Park. College Station, Texas, October 17, 2007
 Puffball like horse dung fungus (Bohemian truffle, Pisolithus arhizus, Pisolithus tinctorius, dyeball mushrooms) with emerging mass of cinnamon-brown spores on a lawn in Al Shamal City Park. Ruwais, Northern Qatar, July 3, 2015
 Rounded sporocarp of horse dung fungus (Bohemian truffle, Pisolithus arhizus, Pisolithus tinctorius, dyeball mushroom) taken from a lawn in Al Shamal City Park, in Ruwais. Qatar, July 3, 2015
 Cross section of horse dung fungus (Bohemian truffle, Pisolithus arhizus, Pisolithus tinctorius, dyeball mushroom) showing reddish-brown peridioles (spore sacs) developing in a black gelatinous matrix taken from a lawn in Al Shamal City Park, in Ruwais. Qatar, July 3, 2015
 Dung roundhead mushrooms (Protostropharia semiglobata, Stropharia semiglobata) on horse dung on roadside near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Dung roundhead mushrooms (halfglobe, Protostropharia semiglobata, Stropharia semiglobata) on old horse dung on roadside near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Hemispheric caps of dung roundhead mushrooms (Protostropharia semiglobata, Stropharia semiglobata) on horse dung on roadside near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Dung roundhead mushrooms (Protostropharia semiglobata, Stropharia semiglobata) on horse dung in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, August 20, 2018
 Horse dung fungus (dyeball mushroom, Pisolithus arhizus, Pisolithus tinctorius) taken from a lawn on campus of Texas A and M University. College Station, Texas, September 13, 2018
 Tiny inkcap mushroom Coprinopsis stercorea on horse dung on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Side view of a tiny inkcap mushroom Coprinopsis stercorea on horse dung on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Cap of a tiny inkcap mushroom Coprinopsis stercorea on horse dung on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Close up of dung roundhead mushrooms (Protostropharia semiglobata, Stropharia semiglobata) on horse dung on roadside near Kavgolovskoe Lake in Toksovo, north from Saint Petersburg. Russia, July 14, 2017
 Close up of dung roundhead mushrooms (Protostropharia semiglobata, Stropharia semiglobata) on horse dung in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, August 20, 2018
 Underside of a tiny inkcap mushroom Coprinopsis stercorea on horse dung on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Tiny inkcap mushrooms Coprinopsis stercorea on horse dung on Sand Branch Loop Trail in Sam Houston National Forest near Richards. Texas, November 3, 2019
 Dung-loving Psilocybe mushrooms Deconica coprophila (Psilocybe coprophila) on wet horse manure in Lick Creek Park. College Station, Texas, June 1, 2021
 Underside of dung-loving Psilocybe mushrooms Deconica coprophila (Psilocybe coprophila) on wet horse manure in Lick Creek Park. College Station, Texas, June 1, 2021
 Close-up of dung-loving Psilocybe mushrooms Deconica coprophila (Psilocybe coprophila) on wet horse manure in Lick Creek Park. College Station, Texas, June 1, 2021
 Egghead mottlegill mushrooms (Panaeolus semiovatus) on horse dung in Lick Creek Park. College Station, Texas, June 4, 2021
 Underside of egghead mottlegill mushrooms (Panaeolus semiovatus) from horse dung in Lick Creek Park. College Station, Texas, June 4, 2021
 Egghead mottlegill mushrooms (Panaeolus semiovatus) on horse dung in Lick Creek Park. College Station, Texas, September 1, 2022
 Egghead mottlegill mushroom (Panaeolus semiovatus) on horse dung in Lick Creek Park. College Station, Texas, September 1, 2022
 Side view of egghead mottlegill mushrooms (Panaeolus semiovatus) on horse dung in Lick Creek Park. College Station, Texas, September 1, 2022
 Underside of egghead mottlegill mushrooms (Panaeolus semiovatus) on horse dung in Lick Creek Park. College Station, Texas, September 1, 2022
 Gills of egghead mottlegill mushrooms (Panaeolus semiovatus) on horse dung in Lick Creek Park. College Station, Texas, September 1, 2022
 Spores of egghead mottlegill mushrooms (Panaeolus semiovatus) from horse dung (spore print completely black) under a microscope with x40 objective in KOH solution, collected in Lick Creek Park. College Station, Texas, September 1, 2022
 Spores of egghead mottlegill mushrooms (Panaeolus semiovatus) from horse dung under a microscope with x100 objective in KOH solution, collected in Lick Creek Park. College Station, Texas, September 1, 2022
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