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Table 2 Measurements and position of ommatidia in specimens having ommatidia of different sizes

From: On the sighted ancestry of blindness – exceptionally preserved eyes of Mesozoic polychelidan lobsters

  Ommatidia size
Specimen Lower Position on eye Intermediate Position on eye Higher Position on eye Mean value
UJF-ID 14020 68 dorsal 76 anterior 92.4 anterior 78.80
MNHN.F.A29521 61 lateral 70 posterior 75.5 posterior 68.83
MNHN.F.A50709 21.5 anterior 27 lateral, dorsal NA NA 24.25
  1. Indication is made of the position of measured ommatidia on the surface of the eye. Measurements in μm
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Zoological Letters

ISSN: 2056-306X

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