Fig. 5. A in Detection of Prorocentrum shikokuense in the Mediterranean Sea and evidence that P. dentatum, P. obtusidens and P. shikokuense are three different species (Prorocentrales, Dinophyceae)

Fig. 5. A comparison of the line drawings in Stein (1883) and micrographs of Tripos eugrammus (A) and Dinophysis tripos (B). The arrows point the Stein's drawing style with acuter appendices than in the real morphology of the cells.