Villegas, G. (1993) “A REVIEW: Ultrastructural Details of some Invertebrate Peripheral and Central Nerves as Revealed by thin Sections and Freeze-Fracture Replicas”, Acta Microscopica, 2(1), pp. 29-41. vailable at: https://acta-microscopica.org/acta/article/view/24 (ccessed: 3July2024).