Rabenhorst, L. (1861). Die Algen Europa's. Decas 105-106 page(s): no. 1045 [details]
Schmidt, A. (1875). Atlas der Diatomaceen-kunde. <em>Aschersleben, Commissions-Verlag Von Ludwig Siever's Buchandlung.</em> Series I (Heft 6): pls. 21-24. page(s): pl. 23, fig. 56-60 [details]
original descriptionRabenhorst, L. (1861). Die Algen Europa's. Decas 105-106 page(s): no. 1045 [details]
original descriptionSchmidt, A. (1875). Atlas der Diatomaceen-kunde. <em>Aschersleben, Commissions-Verlag Von Ludwig Siever's Buchandlung.</em> Series I (Heft 6): pls. 21-24. page(s): pl. 23, fig. 56-60 [details]