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retinula
re·tin·u·la R0194250 (rĭ-tĭn′yə-lə)n. pl. re·tin·u·lae (-lē) A cluster of pigment-containing photosensitive cells in each ommatidium of the compound eye of an arthropod.
[New Latin rētinula, diminutive of Medieval Latin rētina, retina; see retina.]
re·tin′u·lar adj.retinula (rəˈtɪnjʊlə) na cell cluster found in the compound eye (an eye made up of many elements) of certain insects or other invertebrates with segmented limbs and bodiesre•tin•u•la (rɪˈtɪn yə lə)
n., pl. -lae (-ˌli) a group of elongate neural receptor cells forming part of an arthropod compound eye. [1875–80; < New Latin; see retina, -ule] re•tin′u•lar, adj.
retinula
retinula[rə′tin·yə·lə] (invertebrate zoology) The receptor element at the inner end of the ommatidium in a compound eye. retinula
retinula (rĭ-tĭn′yə-lə)n. pl. retinu·lae (-lē) A cluster of pigment-containing photosensitive cells in each ommatidium of the compound eye of an arthropod.
re·tin′u·lar adj. |