Clark, H. L. (1911). North Pacific Ophiurans in the collection of the United States National Museum. <em>Smithsonian Institution United States National Museum Bulletin.</em> 75: 1-302., available online athttps://biodiversitylibrary.org/page/7866026[details]
Stöhr, S.; O’Hara, T.; Thuy, B. (Eds) (2025). World Ophiuroidea Database. Amphiura pycnostoma H.L. Clark, 1911. Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2025) World Register of Deep-Sea species (WoRDSS) at: https://marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=242979 on 2026-09-15
Glover, A.G.; Higgs, N.; Horton, T. (2026). World Register of Deep-Sea species (WoRDSS). Amphiura pycnostoma H.L. Clark, 1911. Accessed at: https://marinespecies.org/DeepSea/aphia.php?p=taxdetails&id=242979 on 2026-09-15
original descriptionClark, H. L. (1911). North Pacific Ophiurans in the collection of the United States National Museum. <em>Smithsonian Institution United States National Museum Bulletin.</em> 75: 1-302., available online athttps://biodiversitylibrary.org/page/7866026[details]
context source (Deepsea)Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online athttp://www.iobis.org/[details]
basis of recordStöhr Sabine (look up in IMIS) [details]
new combination referenceClark, A. M. (1970). Notes on the family Amphiuridae (Ophiuroidea). <em>Bull. Br. Mus. Nat. Hist. (Zool.).</em> 19(1): 1-81., available online athttp://biodiversitylibrary.org/page/2305923[details]
Present Inaccurate Introduced: alien Containing type locality