Institute for Biodiversity Science and Sustainability
Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011
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Biddulphia arctica var. sexangulata Boyer 1900, p. 715
as Biddulphia arctica sexangulata
StatusInvalid?
CommentsBased on the invalid name Triceratium arcticum var. sexangulatum J.A. Schulze ‘collection’ (not Triceratium sexangulatum Greville). Perhaps should be considered valid despite the very minimal description (“a very beautiful six-sided form”). Treated as a variety by Boyer (“the following are considered varieties”)
Published inBoyer, C.S. 1900 [ref. 000151]. The Biddulphoid forms of North American Diatomaceae. Proceedings of the Academy of Natural Sciences of Philadelphia 1900:685-748.
Type     INA card not found. Click here to check this name in the INA website.
Type LocalityLanguage of descriptionE
CollectorAssessment of record accuracyuncertain/not verified
List of nomenclatural synonymsTriceratium arcticum var. sexangulatum ‘J. A. Schulze’ Boyer 1900