Sentence Examples with the word ommatidium

The ommatidium is from the first segregate and consists of few cells.

The cells of tl ommatidium are a good deal larger than the neighbouring common cells of the epidermis.

The surface of a compound eye is seen to be covered with a large number of hexagonal corneal facets, each of which overlies an ommatidium or series of cell elements (fig.

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The ommataeum, as already stated, tends to segregate into retinulae which correspond potentially each to an ommatidium of the compound eye.

The ommatidium (soft structure beneath the lens-unit of a compound eye) is very simple in both Scorpio and Limulus.