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Botryopyle(?) dionisi Petrushevskaya, 1975

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The shell is laterally flattened and very thick-walled. The surface of the eucephalic lobe and even the surface of the antecephalic lobe is a little rough, untypical for the genus. The height of the antecephalic lobe is up to 75. Postcephalic part as a short tube. Spine D is not perpendicular to the spine A, but the angle is about 130. The maximum width is up to 90.
Petrushevskaya 1975


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