BioStor
 | A study of the James types of Ordovician and Silurian Bryozoa Ray S Bassler (1906) Proceedings of The United States National Museum 30: 1-66 |
 | XXXII.—New bryozoa from the Kuckers stage in Esthonia Hendrik Bekker (1919) Annals And Magazine of Natural History 4: 327-335 |
 | Bryozoa from the Port Keats bore, Northern Territory J Crockford (1943) Proceedings of The Linnean Society of New South Wales 68: 145-149 |
 | An Ordovician Bryozoan from Central Australia (1943) Proceedings of The Linnean Society of New South Wales 68: 148-149 |
 | The Silurian Rocks of the Ludlow District, Shropshire C H Holland, J D Lawson and V G Walmsley (1963) Bulletin of The British Museum (Natural History) Geology 8: 93-171 |
 | Silurian Polyzoa from Benthali Edge, Shropshire D E Owen (1965) Bulletin of The British Museum (Natural History) Geology 10: 95-117 |
 | A type catalog of fossil invertebrates (Bryozoa) in the Yale Peabody Museum Russell D White and Laura K Skorina (2000) Postilla 224: 1-37 |