*{{citechú thích web | first = S.J. |last=Brands | title = The Taxonomicon & Systema Naturae | work = Taxon: Genus Cryptosporidium | publisher = Universal Taxonomic Services, Amsterdam, The Netherlands | year = 2000 | url = http://www.taxonomy.nl/taxonomicon/ | format = Website database }}
*{{citechú thích web |first=David |last=Roos |title=Biology of Apicomplexan Parasites |date= |work=iBioSeminars: Microbiology |publisher=iBiology |url=http://www.ibiology.org/ibioseminars/microbiology/david-roos-part-1.html}}
*{{citechú thích web |title=''Apicomplexa'' |work=NCBI Taxonomy Browser |url=http://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?mode=Info&id=5794&lvl=2 |id=5794}}
