original descriptionCleve, P.T. (1894). Synopsis of the Naviculoid Diatoms, Part I. Kongliga Svenska-Vetenskaps Akademiens Handlingar, 26(2): 1-194, 5 pls[details]
basis of recordRound, F.E.; Crawford, R.M.; Mann, D.G. (1990). The diatoms: biology and morphology of the genera. Cambridge University Press: London, UK. ISBN 0-521-363187. 747 pp. (look up in IMIS) [details]