Cleary, D.; Wyse Jackson, P. N. (2007). Stenophragmidium Bassler, 1952 (Trepostomida: Bryozoa) from the Mississippian of Ireland and Britain. Irish Journal of Earth Sciences, 25: 1-25., available online athttps://doi.org/10.3318/IJES.2007.25.1.1[details]
Bock, P. (2024). World List of Bryozoa. Stenophragmidium ashfellensis Cleary & Wyse Jackson, 2007 †. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1408562 on 2024-08-06
Marine Species Traits editorial board (2024). Marine Species Traits. Stenophragmidium ashfellensis Cleary & Wyse Jackson, 2007 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1408562 on 2024-08-06
original descriptionCleary, D.; Wyse Jackson, P. N. (2007). Stenophragmidium Bassler, 1952 (Trepostomida: Bryozoa) from the Mississippian of Ireland and Britain. Irish Journal of Earth Sciences, 25: 1-25., available online athttps://doi.org/10.3318/IJES.2007.25.1.1[details]