neural spine


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Related to neural spine: Neural canal

neural spine

[′nu̇r·əl ′spīn]
(anatomy)
The spinous process of a vertebra.
References in periodicals archive ?
pusillus has a neural spine to dorsal fin pterygiophore configuration of 3-12201.
Remarks--Holman (8) described this small erycine snake as having a vertebral form much wider than long, an extremely depressed neural arch, a neural spine that overhangs posteriorly and is about as high as long, and a moderately wide, distinct hemal keel with distinct, robust subcentral ridges and well defined, deep subcentral grooves.
In particular, it would be interesting to investigate whether either species develops a fourth epural that fuses with the third, or a first epural that fuses with the neural spine of the second preural centrum during flexion.
Nonetheless, Diadophis differs from Hypsiglena in having lower neural spines and from Gyalopion in having smaller condyles.
1C-D) from Carrol Creek are easily identified to Coluber (=Masticophis) by their long, narrow shape, long accessory processes, relatively low and long neural spines, and uniformly narrow hemal keels (Parmley, 1988a).
Differing neural spine shapes, especially on trunk vertebrae, proved useful in distinguishing S.
Scientists believed that it was so because the animals had very large neural spines of the thoracic vertebrae.