Verrill A.E. 1870. Contributions to zoölogy from the museum of Yale College. Nº 8.– Descriptions of some New England Nudibranchiata. <i>American Journal of Science and Arts</i>, (2) 50: 405-408., available online athttp://biodiversitylibrary.org/page/36444620[details]
MolluscaBase eds. (2024). MolluscaBase. Doris bifida A. E. Verrill, 1870. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=748459 on 2024-05-05
original descriptionVerrill A.E. 1870. Contributions to zoölogy from the museum of Yale College. Nº 8.– Descriptions of some New England Nudibranchiata. <i>American Journal of Science and Arts</i>, (2) 50: 405-408., available online athttp://biodiversitylibrary.org/page/36444620[details]