interorbital septum

interorbital septum
a thin sheet of bone or cartilage lying vertically under the midline of the skull, separating the eyes

Dictionary of ichthyology. 2009.

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  • Interorbital — In ter*or bit*al, a. (Anat.) Between the orbits; as, the interorbital septum. [1913 Webster] …   The Collaborative International Dictionary of English

  • interorbital — “+ adjective Etymology: inter + orbital : situated or extending between the orbits of the eyes interorbital septum interorbital distance …   Useful english dictionary

  • lizard — /liz euhrd/, n. 1. any of numerous scaly reptiles of the suborder Sauria, order Squamata, typically having a moderately elongate body, a tapering tail, and two pairs of legs held outward from the body, comprising mostly terrestrial and burrowing… …   Universalium

  • tropibasic skull — a skull with eyes set close together, found in most Teleostei. Also called tropitrabic skull since it is the narrow distance between trabeculae which fuse early in development by means of a transverse commissure, the common trabecule, which later …   Dictionary of ichthyology

  • Chamaeleo zeylanicus — Indian Chameleon Scientific classification Kingdom: Animalia Phylum …   Wikipedia

  • Rodrigues Starling — Conservation status Extinct (IUCN 3.1) Scientific classification Kingdom …   Wikipedia

  • platybasic skull — a skull with widely separated trabeculae, e.g. in Amia, Polypterus, Acipenser, Cypriniformes. The skull is dorsoventrally flattened, generally broad, lacks an interorbital septum, and the brain extends up to the ethmoid. Also called platytrabic …   Dictionary of ichthyology

  • septal bone — an unpaired median ossification of the interorbital septum embracing posteriorly with two thin flanges the ethmoid cartilage, and which touches dorsally the frontal and posteriorly the basisophenoid. Found in Pholidichthyidae …   Dictionary of ichthyology

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