from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Plural form of amphibian.
from the GNU version of the Collaborative International Dictionary of English
- n.pl. One of the classes of vertebrates.
from The Century Dictionary and Cyclopedia
- In popular language, animals living both on land and in the water; those which voluntarily and habitually enter that element, though not able to breathe under water, such as frogs, turtles, crocodiles, seals, walruses, otters, beavers, hippopotami, etc.
- [capitalized] In zoöl., a name variously used.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians
Sorry, no etymologies found.
Frogs and salamanders constitute another lower class, called the amphibia, whose members are gilled during the earlier stages of development.
Byord maintained the usual small-boy zoo of bugs and amphibia.
Endemic amphibia and reptile species and a large number of threatened butterfly species are also associated with certain parts of the ecoregion.
Endemic amphibia species are also distributed all along the Apennine Mountains and include Salamandrina terdigitata, Triturus italicus, Rana italica, and Salamandra gigliolii.
Of the reptiles and amphibia, python Python molurus is vulnerable and a number of endemic species are likely to be threatened.
So we start, in biology, with single celled, then microscopic organisms, then fish, amphibia, with tails, mammals with tails, until we reach the anthropoid stage.
In the Triton, as with most amphibia, the lens of the eye arises as a sequel to the optic cup and its size depends strictly on it.
Not that adequate hands prove effective intelli - gence; on Earth, not only simians but a number of reptiles and amphibia boast as much, even if man has the best, and man's apish ancestors were as well-equipped in this respect as we are today.
The _amphibia_ (_i. e._ frogs, toads, and efts) were long considered (and are so still by some) to be reptiles, showing an affinity to fishes.
A little later three chambers are developed, the auricle, ventricle, and aortic bulb; at this stage there is a resemblance to the heart of fish and amphibia.