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Guide to Halamphora veneta

(Kütz.) Levkov 2009

Halmphora Veneta Guide
Credit: Josh Stepanek
  1. Central area distinctly punctate
  2. Valves semi-lanceolate
  3. Valve ends rostrate

Valves are semi-lanceolate and strongly dorsiventral. Valve ends are rostrate and ventrally curved. The raphe is positioned near the ventral margin. Axial area is narrow. Dorsal and ventral fascia are absent. Dorsal striae are distinctly punctate, more so in the central area, and radiate throughout.