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 ?
Dentro de los Corydoradinae la morfologia de las estructuras recuperadas presenta gran afinidad con las formas del genero Corydoras y se distinguen de Aspidoras por presentar espinas pectorales y dorsales grandes, largas y fuertemente osificadas, y el hueso supraoccipital sin fontanela y con el proceso posterior amplio (Reis, 1998; BRITTO, 2003).
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.
The forward placement of the first dorsal fin, the closely set first two spines and the 'V'-shaped supraoccipital sensory canal have not been seen in any other Helcogramma species, but may yet be found.
Se une al etmoides lateral en forma dentada, se sutura con el par esfenotico y en forma dentada con el supraoccipital.
The head height, measured from the ventralmost preserved border to the supraoccipital, is about 53 mm.
Area above orbits convex, concave between posterior margin of orbit and supraoccipital spine.
The skull is partially preserved having part of the cranial roof and supraoccipital area (Fig.
Changes of supraoccipital have occurred more frequently in the same groups that the changes of fontanelle and showed average between 0.
6): median ethmoid forming septum between eyes, anterior and posterior edges ossified; anterior of frontals overlapping median ethmoid; sagittal crest present along dorsal midline where left and right frontal bones fuse; sagittal crest confluent with supraoccipital crest; anterolateral edge of frontals possessing well-developed transverse process; this process forming open tube supporting cephalic sensory canal; sphenotic short, lacking well-developed anterior process.
As in the other gigantic Siwalik giraffids there are deep pits in the temporal fossa for the temporal muscles, and on the supraoccipital for the neck muscles.