Читать книгу The Diatomaceæ of Philadelphia and Vicinity - Charles S. Boyer - Страница 19

Lysigonium Link (1820)

Оглавление

(luo, to loose, and gonu, a joint)

Frustules globose, concatenate; valve simply punctate.

LYSIGONIUM MONILIFORME (MUELL.) LINK

Frustules usually in twos, not keeled; valve with puncta in longitudinal lines, the puncta of the enveloping zone larger and in transverse rows. L. 25-40 µ (De Toni).

Conferva moniliformis Mueller (1783).

The Diatomaceæ of Philadelphia and Vicinity

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