A name given by 16–17th century navigators to one or more large species of shark; applied specifically to the bonnet-headed shark, Reniceps tiburo…

Chiefly English regional. Any of various dogfishes and small sharks. Usually with distinguishing word.

= picked dogfish n.

= spur-dog n. at spur, n.1 compounds 3b; cf. piked dogfish n. at piked, adj.1 compounds.

a name for various voracious sharks, as Galeocerdo maculatus of warm seas, Stegostoma tigrinum of the Indian Ocean; in New Zealand, the Porbeagle…

= spur-dog n. at spur, n.1 compounds 3b; cf. picked dogfish n. at picked, adj.2 compounds.

any species of shark that rarely comes to the surface, esp. the spinous shark (Echinorrhinus spinosus).

‘the ordinary brown and rapacious shark’ (Smyth Sailor's Word-bk. 1867).

The name of a fish.

(a) = shovel-fish n.; (b) the bonnet-headed shark, Reniceps tiburo (also attributive).

the swell shark, Cephaloscyllium ventriosum.

a small spiny shark, Squalus acanthias, found in the Atlantic and the Mediterranean (see also quot. 1862).

any of several sharks of the genus Galeolemma, found in Australasian waters.

In full megamouth shark. A very rare plankton-eating shark, Megachasma pelagios (family Megachasmidae), which has a large, greatly distensible…