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Guide to Lindavia eriensis

(Houk, R.Klee and H.Tanaka) Nakov, Guillory, M.L.Julius, E.C.Ther. and A.J.Alverson 2015

Lindavia Eriensis Guide
Credit: Mark Edlund
  1. Valve face strongly undulate
  2. Rimoportulae 2-4
  3. Central area covers 1/2 of valve diameter
  4. Marginal fultoportulae every 2-3 costae

Valves are concave or convex, with a strong concentrically undulate valve face. Valve face with 2-4 rimoportulae. Central area covering approximately 1/2 of the valve diameter. Marginal fultoportulae are seen as shadow lines near the valve margin, positioned on every 2-3 costae. This species is considered to be extinct.

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