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Vocabulary Word

Word: dorsal

Definition: relating to the back of an animal; Ex. dorsal fin


Sentences Containing 'dorsal'

"A. e. arenicola" has 50 or fewer dorsal blotches.
(In reality, this is a rather academic point as two-spined blackfish have blurred the difference between the dorsal spines and the dorsal rays that make up their soft dorsal fin, and any distinctions between the two weakly calcified dorsal spines and the dorsal rays that follow it are hard to pick in a living specimen.)
Across each of the first four dorsal scales rows, it often has an olive or bluish tint.
As a result of these problems, a modification kit consisting of a dorsal fin was manufactured.
Both dorsal and anal fins have dark, anterior lobes.
Both the dorsal and ventral surfaces are smooth and have no dermal denticles.
Dorsal coloration is mostly white, with black on the disc and tail margins.
Eight dorsal vertebrae are preserved, with a total length of 52 millimetres.
However, unlike hognose snakes, Mexican hooknose snakes have smooth dorsal scales.
In some fishes, the palatoquadrate is the dorsal component of the mandibular arch, the ventral one being Meckel's cartilage.
It contains small circular spiracles at the dorsal base of its head.
It has large pectoral and first dorsal fins, tiny pelvic, second dorsal, and anal fins, and a crescent-shaped caudal fin.
It has two dorsal fins that help differentiate this shark from other "Oxynotus" species.
Its dorsal color varies from russet to gray.
Its first dorsal fin is inclined forward, is very long and thick and triangular in shape.
Most of the dorsal metacarpal arteries arise from the dorsal carpal arch and run downward on the second, third, and fourth dorsal interossei of the hand and bifurcate into the dorsal digital arteries.
Permits can be distinguished by their elongated dorsal fins and anal fin.
Some have small dorsal fins and lateral skin folds.
Some species have venomous dorsal spines and are capable of inflicting serious injuries if handled.
The body is compressed, the dorsal scales are large and usually feebly keeled, but sometimes smooth.
The dorsal and anal fin are distant from the caudal fin.
The dorsal and anal fins have a pattern of horizontal alternate orange and blue bands.
The dorsal and pectoral fins have spines.
The dorsal and ventral profiles are straight except for a convex head.
The dorsal coloration is a medium to dark gray or slate, extending to the bases of the pectoral fins.
The dorsal fin is absent or indistinct and there is no caudal fin.
The dorsal pelage is light brown in appearance with speckled black patterns throughout.
The dorsal, pelvic, and anal fins are all of similar size.
The first dorsal metacarpal artery arises directly from the radial artery before it crosses through the two heads of the first dorsal interosseous muscle.
The fur coloration is brown to blackish on the dorsal surface and ashy on the ventral surface.
The large dorsal scales are keeled and forming continuous oblique series.
The larva of this species is grey on the dorsal side, and yellow on the ventral side.
The lateral line is incomplete, reaching back only as far as the dorsal fin.
The median dorsal plate is very similar to the median dorsal plates of "Rhenonema" and "Belemnacanthus", and is the primary reason for "T. curvatus"' placement within Holonematidae.
The others are the ventral propriospinal tract and the dorsal propriospinal tract.
The pectoral, pelvic and spinous dorsal fin are hyaline to dusky, while the second dorsal fin is yellow distally.
The pelvic fins are much smaller than the first dorsal fin.
The second dorsal fin is similar to the first, although it is not as long.
The smooth dorsal scales are arranged in 29 or 31 rows at midbody.
The species has an extremely laterally compressed body and a high dorsal fin.
The spinous dorsal fin is slightly concave posteriorly and the last soft dorsal ray is attached by a membrane to the caudal peduncle.
The suture is with ventral and dorsal lobes, the siphuncle very close to the venter.
The trailing edge of the rudder was curved outwards and a very small dorsal fillet added.
The two species can be distinguished by their number of dorsal rays.
There are no dorsal fins and the caudal fin is small and membranous.
There are two dorsal fins and the caudal fin is much reduced.
There are up to two dorsal fins but no anal fin.
There is a narrower pale dorsal line on the abdomen, as well as larger and darker patches.
They have two dorsal fins, but lack anal fins, and range up to in length.
When threatened, these fishes display their large ventral and dorsal fins.

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