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  • Photoreceptors – ENT 425 – General Entomology
    Lateral ocelli (=stemmata) are the sole visual organs of holometabolous larvae and certain adults (e g Collembola, Zygentoma, Siphonaptera, and Strepsiptera) Stemmata always occur laterally on the head, and vary in number from one to six on each side
  • stemma, stemmata - BugGuide. Net
    stemma noun, plural stemmata - the simple eye of a certain larval insects, also called lateral ocelli, though they are not homologous with ocelli They are found on the heads of the larvae of most holometabolus insects
  • Simple eye in invertebrates - Wikipedia
    The head of the larva bears more than one pair of stemmata, all of which are set low down and are far more widely placed than the mouthparts Stemmata (singular stemma) are a class of simple eyes
  • What Are Stemmata Eyes Insects - blog. entomologist. net
    Stemmata, also known as dorsal ocelli or lateral ocelli, are specialized visual organs found in larval holometabolous insects These eyes are innervated laterally from the optic lobes and typically have a group on each side of the head
  • STEMMA Definition Meaning - Merriam-Webster
    Her discipline of philology, the study of the development of texts over time, requires comparing manuscripts to each other, building a stemma, or genealogy of texts, from a parent or original manuscript
  • Stemmata The Insects
    The only visual organs of larval holometabolous insects are stemmata, sometimes called larval ocelli (Fig 4 9 a) These organs are located on the head, and vary from a single pigmented spot on each side to six or seven larger stemmata, each with numerous photoreceptors and associated nerve cells
  • Ocelli and Stemmata - ScienceDirect
    The second group of simple eyes, formerly termed “lateral ocelli” but now termed “stemmata” (singular stemma), is found in the larvae of Holometabola Stemmata are innervated laterally from the optic lobes, and typically there is a group on each side of the head
  • Open Stemmata
    Open Stemmata is a organisation aiming at creating an Open Source database of textual genealogies (i e stemmata) It was created on the 20th Nov 2020 by Jean-Baptiste Camps and Gustavo Riva
  • Stemmata | anatomy | Britannica
    In Lepidoptera: The larva, or caterpillar …of minute simple eyes (stemmata) A short liplike labrum is in front of the mouth Behind the labrum are paired jaws (mandibles) that are short, broad, and powerful to allow consumption of large amounts of plant material Next is a pair of small first maxillae, each with a segmented… Read More
  • Escaping compound eye ancestry: the evolution of single . . . - PubMed
    Stemmata, the eyes of holometabolous insect larvae, have gained little attention, even though they exhibit remarkably different optical solutions, ranging from compound eyes with upright images, to sophisticated single-chamber eyes with inverted images





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