There are several fossil specimen known; information on these is entered into the LepTree  fossil database under Pieridae.  These fossil specimen are:  Belenois crawshayi Butler Coliates proseripina Scudder, 1875 Oligodonta florissantensis Brown, 1976 Pierites sp. (Branscheid, 1968, 1969) Pierites sp. (Branscheid, 1969) Pierites sp. (Kernbach, 1967) Pontia freyeri (Heer, 1849) Stolopsyche libytheoides Scudder, 1889  And several possible Pieridae fossils: Miopieris talboti Zeuner, 1942 sp. (Richter & Storch, 1980)