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One versed in herpetology, or the natural history of reptiles.

The natural history of reptiles; that branch of zoölogy which relates to reptiles, including their structure, classification, and habits.

One who dissects, or studies the anatomy of, reptiles.

The anatomy or dissection of reptiles.

e season of winter in close quarters, in a torpid or lethargic state, as certain mammals, reptiles, and insects. Inclination would lead me to hibernate, during half the year, in this uncomfortable climate of Great Britain. Southey.

ned owl. (c) A hornlike projection from the head or thorax of an insect, or the head of a reptile, or fish. (d) A sharp spine in front of the fins of a fish, as in the horned pout.

are known. They are large, wading birds, having a long, curved beak, and feed largely on reptiles.

An extinct order of marine reptiles, including Ichthyosaurus and allied forms; -- called also Ichthyopterygia. They have not been found later than the Cretaceous period.

An extinct genus of marine reptiles; -- so named from their short, biconcave vertebræ, resembling those of fishes. Several species, varying in length from ten to thirty feet, are known from the Liassic, Oölitic, and Cretaceous formations.

Below the lower lip; -- said of certain scales of reptiles and fishes.

, consolidated into one in the adult, though separate in the fetus, as also in many adult reptiles and amphibians. -- Innominate contracts (Law), in the Roman law, contracts without a specific name.

the Insectivora, and to many bats, birds, and reptiles.

fishes which they capture by diving and seizing then with the beak; others feed only upon reptiles, insects, etc. About one hundred and fifty species are known. They are found in nearly all parts of the world, but are particularly abundant in the East Indies.

One of the scales which border the mouth of a fish or reptile.

A genus of huge, carnivorous, dinosaurian reptiles from the Cretaceous formation of the United States. They had very large hind legs and tail, and are supposed to have been bipedal. Some of the species were about eighteen feet high.

The terminal part of the cochlea in birds and most reptiles; an appendage of the sacculus, corresponding to the cochlea, in fishes and amphibians.

A division of reptiles, including the serpents and lizards; the Plagiotremata.

Any one of the numerous species of reptiles belonging to the order Lacertilia; sometimes, also applied to reptiles of other orders, as the Hatteria.

The space between the eye and bill, in birds, and the corresponding region in reptiles and fishes.

Of or pertaining to the lore; -- said of certain feathers of birds, scales of reptiles, etc.