WoRMS taxon details
original description
(of Protolaeospira ambilateralis Pixell, 1912) Pixell, Helen L. M. (1912). Polychaeta from the Pacific coast of North America. Part I. Serpulidae, with a revised table of classification of the genus Spirorbis. <em>Proceedings of the Zoological Society of London.</em> [1912 part 3-4]: 784-805, plates 87-89 [follow p.784]., available online at http://biodiversitylibrary.org/page/32119350 page(s): 798; note: as Spirorbis ambilateralis, but under new subgenus Protolaeospira [details]
original description
(of Paralaeospira racemosa Pixell, 1912) Pixell, Helen L. M. (1912). Polychaeta from the Pacific coast of North America. Part I. Serpulidae, with a revised table of classification of the genus Spirorbis. <em>Proceedings of the Zoological Society of London.</em> [1912 part 3-4]: 784-805, plates 87-89 [follow p.784]., available online at http://biodiversitylibrary.org/page/32119350 [details]
original description
(of Spirorbis eximius Bush, 1905) Bush, K.J. (1904 (1905)). Tubicolous annelids of the tribes Sabellides and Serpulides from the Pacific Ocean. <em>Harriman Alaska Expedition.</em> 12: 169-346, plates XXI-XLIV., available online at https://www.biodiversitylibrary.org/page/22063650 [details]
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