Cordyceps ophioglossoides
- Information and a photograph of this parasitic species.
- http://www.nybg.org/bsci/res/hall/ophio.html

Cordyceps melolonthae
- Photograph of this species which is a parasite of beetle larvae.
- http://www.nybg.org/bsci/res/hall/melolon.html

Cordyceps longisegmentis
- Photograph of this species which parasitizes other fungi.
- http://www.nybg.org/bsci/res/hall/canaden.html

Polycephalomyces tomentosus
- Photograph of this species.
- http://americanmushrooms.com/taxa/Polycephalomyces_tomentosus_01_Paula_DeSanto.htm

Claviceps fusiformis
- Photograph showing the conidial stage of this fungus, seen here infecting pearl millet.
- http://www.apsnet.org/online/Archive/2007/iw000079.asp

Ergot
- Photographs and information on Claviceps purpurea, the causal agent of this infection.
- http://www.hgca.com/hgca/wde/diseases/Ergot/Ergohost.html

Claviceps purpurea
- Article by Tom Vork on this species which is a plant parasite commonly found on grains of rye and the cause of ergotism when ingested by humans and other animals.
- http://botit.botany.wisc.edu/toms_fungi/oct99.html

Beauveria bassiana
- Photographs and information on this species which is an aggressive parasite of insects, killing the flies it infects.
- http://www.uoguelph.ca/~gbarron/MISCELLANEOUS/nov01.htm

Cordyceps subsessilis
- This rare fungus is a pathogen of scarab beetles but is found more often in its asexual form, Tolypocladium inflatum, from which the drug cyclosporin is obtained. Article with photographs.
- http://botit.botany.wisc.edu/toms_fungi/jun2006.html

Claviceps purpurea: Ergot
- Article on the alkaloids occuring in ergot, which is a parasite which infects rye and other grains, and their psychoactive and medicinal uses.
- http://www.v72.org/PDF/sacred_ergot.pdf