alisphenoid


Also found in: Dictionary, Medical, Wikipedia.

alisphenoid

[¦al·ə¦sfē‚nȯid]
(anatomy)
The bone forming the greater wing of the sphenoid in adults.
Of or pertaining to the sphenoid wing.
References in periodicals archive ?
In addition, Castoria has a broad zygomatic plate and an alisphenoid strut whereas Deltamys has a narrow plate without free upper margin and lacks the alisphenoid strut.
The ontogenetic development of the orbitotemporal region in the skull of Monodelphis domestica (Didelphidae, Marsupialia), and the problem of the mammalian alisphenoid. Pp.
Character Irenomys Euneomys Neotomys Tail length >HBL <HBL <HBL Palate topography flat, ridged, ridged, uncomplicated foraminated foraminated Premaxillo-maxillary dorso-ventrally sharply sharply suture oriented angled angled Spinous process on absent absent present zygomatic plate Interfrontal present absent present fontanelles Alisphenoid strut present present (a) absent Facial circulation complete complete incomplete Caecum complex single single Cornified stomach extensive extensive reduced epithelium 2n (FN) 64 (98) (b) 34-36-42 70 (68) (d) (62 to 66) (c) (a) Contrary to the condition noted by Steppan (1995:40), we recorded the alisphenoid strut in Euneomys as present and bony.
emiliae due to the presence of all the diagnostic characters of the species: reddish-brown dorsal fur, pure white-colored ventral fur, tail (LT) much longer than body (HBL) with LT/HBL ratio of 1.77 (Table 1), the presence of an anteromedial alisphenoid process on the auditory bullae, interorbital region with beaded supraorbital margins, and the absence of a maxillary fenestra (Fig.