The buccal region presents a pair of shelly jaws placed laterally upon the lips, and a wide range of variation in the form of the denticles of the lingual ribbon or radula.
Like other Euthyneura, they have very numerous small denticles on the lingual ribbon.
The dermal covering is highly specialized, the shagreen denticles being much enlarged and thickened, often set in little squares suggesting a checker-board.
In the Uronemidae the upper dentition comprises a cluster of small, blunt, conical denticles on the palatine bones; the lower dentition consists of similar denticles on the splenial bone.
The name Onchus was applied by Agassiz to small laterally compressed spines, their sides ornamented with smooth or faintly crenulated longitudinal ridges, and with no denticles behind.
The denticles on the spine are straight or hooked backward, in Pleuracanthus (laevissimus), the spine being flattened.
The teeth are weak, being modifieddenticles from the asperities of the skin.
The tuberculation of plates thus acquired might have become an important step in the development of a more superficial type of armoring which is most preferably represented by the dermal denticles of Selachians.
Cap-shaped pieces of the skeleton flatly vaulted, three times as broad as high, rough, covered with numerous small spinules; the marginal ring with stout radial ribs and a corona of denticles on the margin.
Terminal branches of the radial tubes armed with terminal spathillae (or whorls of small radial teeth), but without lateral denticles or spines.
In this species the surface of the carapace is somewhat granulous, with two denticles between the eyes, and three sharp points directed forward on each side.
Along the sides of these, or at their extremities, we find the denticles or cup-like cells of the polypi arranged in a determinate order, either sessile or elevated on a stalk.
As development goes on a large basal mass is formed which becomes the functional tooth plate of the adult, the original separate denticles disappearing completely.
Adults with three longitudinal rows of large denticles on each half of hypostome; goblet cells always more than 40 per plate; whitish rust usually present.
The skin of fishes is rather thick and tough, and abounds in glands that secrete mucus, and in cells that secrete the hardening, or protective, denticles and scales that form the coat of most species, and which differ widely.
Much like the previous species, but no denticles and fewer whorls, and broader mouth.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "denticles" in a variety of sentences. We hope that you will now be able to make sentences using this word.
