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Guide to Cosmioneis hawai'iensis

R.L.Lowe and A.R.Sherwood 2010

Cosmioneis Hawaiiensis Guide
Credit: Rex Lowe
  1. Valve margins broadly rounded
  2. Apices capitate

Cosmioneis hawai’iensis has broadly rounded valve margins and distinctly capitate apices. The proximal raphe ends are slightly expanded and the distal raphe ends are curved in the same direction. The striae are punctate, radiate and curve toward the center of the valve.

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