Mitromorpha ambigua was created in 2009.
Gyromitra ambigua was created in 1881.
Cryptantha ambigua was created in 1885.
Stropharia ambigua was created in 1898.
Syntypistis ambigua was created in 2001.
Mitromorpha olivoidea was created in 1835.
Mitromorpha dalli was created in 1896.
Mitromorpha brevispira was created in 1986.
Mitromorpha canariensis was created in 2001.
Mitromorpha decussata was created in 1837.
Mitromorpha coronatus was created in 1849.
Mitromorpha erycinella was created in 2009.
Mitromorpha azorensis was created in 2001.