neural spine


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Related to neural spine: Neural canal

neural spine

[′nu̇r·əl ′spīn]
(anatomy)
The spinous process of a vertebra.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
A total of 39.5% fish exhibited anomalies in the present study and the anomalies were: lordosis, vertebral fusion, neural spines bifurcation, connection of adjacent pterygiophores, haemal spine anomaly, neural spines anomaly, anomaly in pterygiophores and supernumerary neural spines.
'The partially articulated thoracic elements include a well-preserved vertebrae (backbone) with exposed neural spine and processes, partial centrum and complete articulation with the head of the ribs.
Description: A partial presacral neural spine was collected from Foz do Arelho (MG 4920, Fig.
floridanus Auffenberg in having higher neural arches and shorter neural spines. Moreover, C.
Dorsally, epurals 1-3 and neural spines of the second and third preural centra form during this stage.
harteri) based on a more elongated vertebral shape; longer, lower neural spine; a more depressed neural arch; and in having a shorter, more posteriorly directed hypapophysis.
Diandongosaurus acutidentatus Shang, Wu and Li 2011, from China, presents rhomboidal neural spines and elongated centra, this last character also being shared with the Chinese eosauropterygians Hanosaurus hupehensis Young 1972, and Majiashanosaurus discocoracoidis Jiang, Motani, Tintori, Rieppel, Chen, Huang, Zhang, Sun and Ji 2014 (Rieppel 1998b; Shang et al., 2011; Sato et al., 2014; Jiang et al., 2014), but not with UPUAM 14072.
The diapophyseal processes are associated with the neural arch, located on the base of the neural spine. The left diapophysis is lower than the prezygapophyses and is elongated, forming the transverse process.
Differing neural spine shapes, especially on trunk vertebrae, proved useful in distinguishing S.
1A-B) is placed in the genus Nerodia rather than Thamnophis or Regina based on the short and wide dorsal neural arch region (Brattstrom, 1967), vaulted neural arch, higher neural spine, and the wide, ventrally directed hypapophysis.
Emended diagnosis: styracosternan ornithopod characterized by a single autapomorphy: axis with neural spine tall (i.e.
The neural arch is high and the neural spine, almost complete, is a subrectangular lamina in lateral view, dorsocaudally directed.