SEM micrographs of Luticola seposita (Hustedt) D.G.Mann. External view of valve (A, B). Detailed external views showing proximal raphe endings with C-shaped grooves C stigma opening D and distal raphe ending E internal view of valve F detailed internal views showing proximal raphe endings, stigma opening and hymenate structure G and distal raphe ending H. Scale bars: 10 µm (A, B, F), 3 µm (C, E), 4 µm (D), 2 µm (G, H).

  Part of: Rybak M, Witkowski A, Peszek L, Kociolek JP, Risjani Y, Nguyen DH, Zhang J, Yunianta, Nguyen VD, Gastineau R, Duong TT, Rosa P, Meleder V (2021) Marine and brackish Luticola D.G.Mann (Bacillariophyta) species from the Java Sea and South China Sea coasts with the description of three new species. PhytoKeys 183: 115-142.