Diatoms of North AmericaDiatoms of North America
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Guide to Luticola hamiltonii

Z. Levkov, D. Metzeltin and A. Pavlov 2013

Luticola hamiltonill guide
  1. Apices narrowly to broadly rounded
  2. Stigma indistinct
  3. Central area with scattered areolae and shallow depressions

This taxon has has a roughly elliptic outline, with narrowly rounded apices in large specimens and broadly rounded apices in small specimens. The central area bears irregular areolae and depressions that make the stigma difficult to distinguish.