Description: L 46.0–52.3um, Br 37.5–42.3, Isth 16.6–17.8um, Thickness 26.3–29.3um, L:Br 1.2–1.23. Cells 1.2–1.23 times longer than broad. Sinus narrowly linear; semicells broadly truncate pyramidal, with rounded angles, convex sides and somewhat flattened apex; sides with 9–10 rounded crenae, 4–6smaller crenae on apex; granules in 2–3concentric rows within the margins, scattered and much smaller granules in the central area. Side view sub-circular showing 2–4rows of intramarginal granulations, 2–4rows of intramarginal granules and a smooth central area. (Dingley 2001)

State distribution in Australia, based on available literature

sp. nov (Dingley 2001)

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