. Catalogue of seals and whales in the British Museum. British Museum (Natural History); Seals (Animals); Whales. LOBUDON. a moderate; the petrose portion, of the temporal bone very convex, nearly hemispherical. Cutting-teeth ^; the upper middle ones moderate, with a smaller, rather compressed ctiown; the two others large, conical, like the canines; the lower pair small; the two middle ones siibcylindrical, rather internal, projecting forwards and rounded at the end; the outer ones rather larger, blimt. Canines ytj, conical, curved, small, the upper largest. Grinders ?^, with large swoUen root
. Catalogue of seals and whales in the British Museum. British Museum (Natural History); Seals (Animals); Whales. LOBUDON. a moderate; the petrose portion, of the temporal bone very convex, nearly hemispherical. Cutting-teeth ^; the upper middle ones moderate, with a smaller, rather compressed ctiown; the two others large, conical, like the canines; the lower pair small; the two middle ones siibcylindrical, rather internal, projecting forwards and rounded at the end; the outer ones rather larger, blimt. Canines ytj, conical, curved, small, the upper largest. Grinders ?^, with large swoUen roots; the crown triangular, subtrigonal, lobed; lobes rather recurved at the tip, the Fis. Lobodou carciuophaga. Skull and hinder grinder. larger lobe with one, or sometimes a second, small lobe in front, and with three lobes behind; the first upper one smaller, with a single large root, the second, third, and fourth nearlj' equal, and the fifth smaller and more compressed; the second and third have the root only divided at the base, the fourth and fifth have the root divided nearly to the crown, and diverging; the first under is smallest and single-rooted, the rest are all similar, 2-rooted, the third being the largest, and the fifth most compressed in the crown. The symjihysis of the lower jaw is very long. The teeth of the younger animals have a rather broader crown, Avith rather shorter tubercles, a rugose siu'face with some smaller tubercles on the inner side, near the base of the hinder lobes, but separated from them by a groove. Body tapering behind. The fore limbs moderate, rather elongate, triangular, hairy above and below; toes 5, tapering, with a narrow, thick, haiiy web between them; claws 5, elongate, acute, subequal. The hind limbs large, broad, triangular, hairy above and below ; the outer toes on each side of the foot very large, broad, rounded at the end; the three middle ones smaller, narrow, tapering, with a thick hairy Aveb between them; the central one sma
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Keywords: ., bookauthorgrayjohn, bookcentury1800, bookdecade1860, bookyear1866
