Meanwhile behind his back the royalists had risen all over England, the fleet in the Downs had declared for Charles, and the Scottish army under Hamilton had invaded the north.
Platycormus germanus, with ctenoid scales resembling a berycoid, but with the ventral rays I, 5, occurs in the Upper Cretaceous.
In this group the body is robust with large scales, ctenoid in Ctenothrissa, cycloid in Aulolepis.
Thus fin spines, ctenoid scales, and the homocercal tail are lost in the codfishes, the connection of ventrals with shoulder-girdle fails in the Percesoces, etc.
In general, prickly points on the skin are modifications of ctenoid scales.
The character came with the thoracic ventrals with reduced number of rays, the ctenoid scales, the toothless maxillary, and other characters which have long persisted in their subsequent descendants.
The rough prickles of the filefishes and some sculpins are not placoid, but are reduced or modified ctenoid scales, scales narrowed and reduced to prickles.
Ctenoid scales have a comb-edge of fine prickles or cilia; cycloid scales have the edges smooth.
In the line of descent the placoid scale preceded the ganoid, which in turn was followed by the cycloid and lastly by the ctenoid scale.
The fishes that are mostly attacked are of the soft-rayed species, having cycloid scales, the spiny-rayed species with ctenoid scales being most nearly immune from their attacks.
Such normal scales are of two types, ctenoid or cycloid.
A); where the posterior edge shows toothlike projections the scale is termed ctenoid (fig.
The distinctions between cycloid and ctenoid scales, between placoid and ganoid fishes, are vague, and can hardly be maintained.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "ctenoid" in a variety of sentences. We hope that you will now be able to make sentences using this word.
