TY - JOUR JF - Acarologia T1 - Aspects concerning the structure and function of the lenticulus and clear spot of certain Oribatids (Acari, Oribatida) VL - 31 IS - 1 SP - 65 EP - 72 PY - 1990 SN - 0044-586X SN - 2107-7207 PB - Les Amis d'Acarologia AU - Alberti, G. AU - Fernandez, N.A. UR - https://www1.montpellier.inrae.fr/CBGP/acarologia/article.php?id=2487 DA - 1990-05-31 KW - Lenticuli KW - clear spots KW - vision KW - Oribatids AB - Lenticuli of Hydrozetes lemnae and Scutovertex sculptus, together with clear spots of Oribatella quadricornuta and Chamobates voigtsi, owing to their ultrastructural properties, represent photosensitive organs. Lenticuli clearly have a more complicated structure. Both structures proceed from secondary origin. ER -