Hormiga, S.
(2022).
Caponea.
In Diatoms of North America.
Retrieved November 21, 2024, from https://diatoms.org/genera/caponea
Symmetric Biraphid
Caponea
Valves elliptic-lanceolate
Conopeum large
Striae unresolvable under LM
Central area with H-shaped spines
Central area with 4 punctate stigmata
Valves are lightly silicified and elliptic-lanceolate with broadly rounded ends. The raphe is straight with simple proximal and distal ends. Punctate stigmata are positioned near the central area. H-shaped spines are also present. The outline of the oval-shaped conopeum is visible only in the apical region. Transmission electron...