penicillium mexicanum penicillium mexicanum penicillium mexicanum is a species of the genus penicillium. penicillium mexicanum scientific classification kingdom: fungi division: ascomycota class: eurotiomycetes order: eurotiales family: trichocomaceae genus: penicillium species: p. mexicanum binomial name penicillium mexicanumvisagie, seifert & samson 2014 type strain cbs 138227, cbs h-21805, dto 270f1