supraoccipital


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Related to supraoccipital: Supraoccipital bone

supraoccipital

(soo″pră-ŏk-sĭp′ĭ-tăl) [″ + occiput, back of head]
Lying above or in the upper portion of the occiput.
References in periodicals archive ?
Los materiales aqui descriptos son claramente referibles a Corydoradinae por presentar espinas pectorales punzantes, aserradas solo en su margen posterior, supraoccipital con lamina posterior bien desarrollada, operculo con una particular orientacion de la quilla para la insercion del m.
Perfil dorsal de la cabeza ligeramente convexa desde el labio superior a una vertical en medio de la orbita del ojo; concava de este ultimo punto hasta el extremo posterior de la espina supraoccipital, y convexa desde aca hasta el inicio de la aleta dorsal.
In many fish, part of the skull is affected, such as the supraoccipital of the spadefish.
In newborn and young specimens, other openings in the occipital region (located above the fenestrae) were observed, corresponding to the fontanelles, formed by the union of the exoccipital, parietal and supraoccipital bones (Figure 5).
Entre el pterotico, parietal y frontal tambien hay una depresion osea con proyeccion anterior donde se inserta la musculatura epiaxial, que tambien encuentra superficie de insercion en la concavidad que le confieren el parietal y el supraoccipital; este ultimo presenta un reducido desarrollo de su cresta a cada lado de la linea sagital.
Most of the bones (supraoccipital, epitotic, pterotic, opisthotic, parietal, etc.) that compose the posterior part of the neurocranium are crushed beyond recognition.
The supraoccipital sensory canal forms an open 'V'-shape anterior to the first dorsal-fin spine (compared to a flattened curve for other species).
Una pequena fontanela, no mas grande que la cabeza de un alfiler se encuentra en la region media del supraoccipital en Pseudoplatystoma y generos hermanos, Sorubim, Sorubimichthys, Hemisorubirn y Paulicea.
The cerebellar protuberance of the supraoccipital bone protrudes slightly in all Sclerurus species, except in S.
The specimens have plagiopatagium attached to the level of the toes by a broad band of membrane, conspicuously long and silky fur, dorsal fur slightly bicolor with dark bases and dark brown tips, ventral fur bicolor with well-defined banding, dark brown bases and pale grey tips, trailing edge of the interfemoral membrane dark colored and lacking fringe of hairs (only few sparse and short hairs are present), membranes dark brown, braincase long, narrow and flattened, postorbital constriction narrow, breadth across the canines/ postorbital breadth ratio greater than 1.00, supraoccipital region rounded and sagittal crest absent.