Heller, C. (1877). Untersuchungen �ber die Tunicaten des Adriatischen und Mittelmeeres. Denkschriften der Kaiserlichen Academie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe, Wien. 37: 241-275, plates I-VII., available online athttps://biodiversitylibrary.org/page/7221621[details]
Shenkar, N.; Gittenberger, A.; Lambert, G.; Rius, M.; Moreira da Rocha, R.; Swalla, B.J.; Turon, X. (2025). Ascidiacea World Database. Molgula impura Heller, 1877. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: https://www.vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=103785 on 2025-05-12
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025). European Register of Marine Species. Molgula impura Heller, 1877. Accessed at: https://vliz.be/vmdcdata/narms/narms.php?p=taxdetails&id=103785 on 2025-05-12
original descriptionHeller, C. (1877). Untersuchungen �ber die Tunicaten des Adriatischen und Mittelmeeres. Denkschriften der Kaiserlichen Academie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe, Wien. 37: 241-275, plates I-VII., available online athttps://biodiversitylibrary.org/page/7221621[details]
basis of recordMonniot, C. (2001). Ascidiacea & Sorberacea. In: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels. 50: pp. 352-355. (look up in IMIS) [details]
Present 