(of)Canu, F.; Bassler, R. S. (1920). North American early Tertiary Bryozoa. <em>United States National Museum Bulletin.</em> 106: 1-879. (2 vols.)., available online athttps://www.biodiversitylibrary.org/page/946782 page(s): 526 [details]
Bock, P. (2024). World List of Bryozoa. Exechonella orbifera (Canu & Bassler, 1920) †. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://marinespecies.org/traits./aphia.php?p=taxdetails&id=1411075 on 2024-10-14
Marine Species Traits editorial board (2024). Marine Species Traits. Exechonella orbifera (Canu & Bassler, 1920) †. Accessed at: https://marinespecies.org/traits./aphia.php?p=taxdetails&id=1411075 on 2024-10-14
original description(of)Canu, F.; Bassler, R. S. (1920). North American early Tertiary Bryozoa. <em>United States National Museum Bulletin.</em> 106: 1-879. (2 vols.)., available online athttps://www.biodiversitylibrary.org/page/946782 page(s): 526 [details]