Hastings, A. B. (1939). Notes on some cellularine Polyzoa (Bryozoa). <em>Novitates Zoologicae.</em> 41: 321-344.[details]
Bock, P. (2025). World List of Bryozoa. Emma triangula Hastings, 1939. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=472076 on 2026-03-07
Marine Species Traits editorial board (2026). Marine Species Traits. Emma triangula Hastings, 1939. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=472076 on 2026-03-07
original descriptionHastings, A. B. (1939). Notes on some cellularine Polyzoa (Bryozoa). <em>Novitates Zoologicae.</em> 41: 321-344.[details]
basis of recordGordon, D. P.; Taylor, P. D.; Bigey, F. P. (2009). Phylum Bryozoa: moss animals, sea mats, lace corals. <em>in: Gordon, D.P. (Ed.) (2009). New Zealand inventory of biodiversity: 1. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia.</em> pp. 271-297.[details]
Present Inaccurate Introduced: alien Containing type locality