• Thus, both sensilla located at the antennal base of scutigeromorph centipedes fulfill a dual function. (biomedcentral.com)
  • One type of mechanoreceptors is found on antennal scape. (bvsalud.org)
  • Mechanoreceptors (two subtypes) and one single pedicellar button (in L. pygmaea) are located on antennal pedicel. (bvsalud.org)
  • A unique character of these Lispe species is that the coeloconic sensilla are distributed sparsely on antennal postpedicel. (bvsalud.org)
  • The tip of the antenna, regardless of caste identity, is more densely covered with sensilla compared with the base of this organ. (lsuagcenter.com)
  • House centipedes (Scutigeromorpha) possess a peculiar opening at the base of their antenna, termed 'scape organ', that houses up to 15 cone-shaped sensilla in a cavity. (biomedcentral.com)
  • The cone-shaped sensilla in the scape organ as well as nearby peg-shaped sensilla are composed of three biciliated receptor cells and three sheath cells. (biomedcentral.com)
  • Bristle sensilla (sometimes also called tactile hairs) are a class of mechanoreceptors found in insects and other arthropods that respond to mechanical stimuli generated by the external world. (wikipedia.org)
  • The sex life aquatic: Sexually dimorphic scale mechanoreceptors and tactile courtship in a sea snake Emydocephalus annulatus (Elapidae: Hydrophiinae). (edu.au)
  • Bristle neurons generally refers to the mechanosensory neurons that can be found at the base of each bristle sensilla. (wikipedia.org)
  • Axons from bristle sensilla on the head terminate in the subesophageal zone (SEZ) in the brain, whereas bristle neurons from the legs, thorax and abdomen project to and terminate in the ventral surface of the VNC. (wikipedia.org)
  • Bristle neurons are also found at the base of chemosensory sensilla. (wikipedia.org)
  • While gustatory and mechanosensory neurons project to different regions in the SEZ and VNC, it is still unclear which neuropil the mechanosensory neurons at the chemosensory sensilla project to. (wikipedia.org)
  • Many invertebrates, such as insects, also possess three basic proprioceptor types with analogous functional properties: chordotonal neurons, campaniform sensilla, and hair plates. (sciencebeta.com)
  • Ultrastructural evidence of a mechanosensory function of scale organs (sensilla) in sea snakes (Hydrophiinae). (edu.au)
  • Receptor cell type 1 (two cells in cone-shaped sensilla, one cell in peg-shaped sensilla) possesses two long dendritic outer segments that project to the terminal pore. (biomedcentral.com)
  • Receptor cell type 2 (one cell in both sensilla) possesses two shorter dendritic outer segments connected to the first (proximal) sheath cell that establishes a scolopale-like structure, documented for the first time in detail in a myriapod sensillum. (biomedcentral.com)
  • La abundancia del jaguar se estimó con base en trampeo fotográfico, la densidad por medio del programa de cómputo CAPTURE. (embrapa.br)
  • These sensilla differ in shape and function, allowing termites to perceive changing environmental conditions. (lsuagcenter.com)
  • Lacking wall and tip-pores, these socket-less sensilla may be hypothesized to function as hygroreceptors similar to those found in hexapods. (biomedcentral.com)
  • The interconnection of receptor cell 2 with short outer dendritic segments to a scolopale-like structure potentially suits both sensilla for vibration or strain detection. (biomedcentral.com)
  • These include thermo-hygroreceptors, each with a double wall traversed by 3 or 4 slit-like pores (dw/WP-sensilla), olfactory chemoreceptors of small inorganic molecules, each with a single wall spanned by several small and simple pores (sw/WP-sensilla), gustatory chemoreceptors with a single terminal pore (TP-sensilla), and aporous NP-sensilla which have thermoreceptive and/or other unknown functions. (bas.ac.uk)
  • This range of sensilla combined with the absence of sw/WP-sensilla, i.e. olfactory chemoreceptors covered with numerous, large centrally-plugged pores, suggests that although Halarachne spp. (bas.ac.uk)
  • mantle margins and typically comprise tentacles developed from the middle mantle folds that are mechanoreceptors and chemoreceptors. (britannica.com)
  • Collective name for a group of external MECHANORECEPTORS and CHEMORECEPTORS manifesting as sensory structures in ARTHROPODS. (bvsalud.org)
  • In general they are classified as chemoreceptors or mechanoreceptors although some may serve both functions at once. (afghan-arabiawild.com)
  • These sensilla which also occur in the other appendages of the cephalosome are probably chemo- and mechanoreceptors. (edu.au)
  • Secondary sexual characters affecting the cuticle of the ultimate legs are described in detail and found to often be associated with sensilla, interpreted here as chemo- and mechanoreceptors, and with clusters of pores, a hitherto undescribed pore-distribution for this group. (bvsalud.org)
  • Li X, Lu D, Liu X, Zhang Q, Zhou X. Ultrastructural Characterization of Olfactory Sensilla and Immunolocalization of Odorant Binding and Chemosensory Proteins from an Ectoparasitoid Scleroderma guani (Hymenoptera: Bethylidae). (ijbs.com)
  • Given that the numbers of OBPs and CSPs in many insect species greatly outnumber their antennal sensilla types, it is germane to suggest such phenomenon could be the rule rather than the exception. (ijbs.com)
  • The mechanoreceptors of insect detect such things as air movement or pressure upon the exoskeleton. (afghan-arabiawild.com)
  • Seven of them, including sensilla placodea (SP), long sensilla basiconica (LSB), sensilla coeloconica (SC), two types of double-walled wall pore sensilla (DWPS-I and DWPS-II), and two types of sensilla trichodea (ST-I and ST-II), are multiporous chemosensilla. (ijbs.com)
  • Mandibular Sensilla: The ultrastructure of the sensory receptors in the mandibles of Gladioferens are described. (edu.au)
  • We also describe the ultrastructure of the antennal sensilla types in S. guani and compare them to 19 species of parasitic Hymenoptera. (ijbs.com)
  • Each bristle sensillum is composed of a hollow hair with its base fixed to the dendrite of a sensory neuron. (wikipedia.org)
  • This sensillum has two acoustic sensory receptors, called A cells. (britannica.com)
  • There are 11 types of sensilla in the flagellum and pedicel segments of antennae in both male and female wasps. (ijbs.com)
  • One mechanoreceptor is a probable trichobothrium-like vibration receptor which has not been previously described in the Anactinotrichida. (bas.ac.uk)
  • The functional significance of these sensilla with respect to the animals' feeding behaviour is discussed. (edu.au)
  • Bristle sensilla can be divided into two main types, macrochaete and microchaete, based on their size and physiology. (wikipedia.org)
  • In comparison to monophagous specialists, the highly polyphagous generalist ectoparasitoids such as S. guani possess more diverse sensilla types which are likely related to their broad host ranges and complex life styles. (ijbs.com)