Institute for Biodiversity Science and Sustainability
Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011
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Gyrosigma eximium (Thwaites) Boyer 1927, p. 462
BasionymSchizonema eximium Thwaites 1848
StatusValid
Published inBoyer, C.S. 1927 [ref. 000946]. Synopsis of North American diatomaceae, supplement, part 2.-Naviculatae, Surirellatae. Proceedings of the Academy of Natural Sciences of Philadelphia 79:229-583.
Type     Click here to view INA card. Click here to check this name in the INA website.
CollectorAssessment of record accuracylikely accurate
List of nomenclatural synonymsColletonema eximium (Thwaites) Kützing 1849
Pleurosigma eximium (Thwaites) Grunow in Cleve & Grunow 1880
Scalprum (Scalptrum) eximium (Thwaites) Kuntze 1891
Schizonema eximium Thwaites 1848
Gyrosigma eximium (Thwaites) Boyer emend Giffen 1970
Endosigma eximium (Thwaites) Juhlin-Dannfelt 1882