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Lungless salamanders in the family Plethodontidae are terrestrial and lay a small number of unpigmented eggs in a cluster among damp leaf litter.
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Lungless and salamanders
The Plethodontidae, or Lungless salamanders, are a family of salamanders.
Category: Lungless salamanders
Category: Lungless salamanders
Category: Lungless salamanders
salamanders and family
The largest family in this group is Plethodontidae, the lungless salamanders, which includes sixty percent of all salamander species.
The family Salamandridae includes the true salamanders and the name " newt " is given to members of its subfamily Pleurodelinae.
A member of the Cryptobranchidae family, hellbenders are the only members of the Cryptobranchus genus, and are joined only by one other genus of salamanders ( Andrias, which contains the Japanese and Chinese giant salamanders ) at the family level.
As the fossil record for the Cryptobranchidae shows an Asian origin for the family, the story of how these salamanders made it to the eastern U. S. has been a point of scientific interest.
Amphiuma is a genus of aquatic salamanders, the only extant genus within the family Amphiumidae ().
For example, species of salamanders in the family Proteidae are obligate paedomorphs, whereas species belonging to the Ambystomatidae are facultative paedomorphs.
Axolotls are especially easy to breed compared to other salamanders in their family, which are almost never captive bred due to the demands of terrestrial life.
The mole salamanders ( genus Ambystoma ) are a group of salamanders endemic to North America, the only genus in the family Ambystomatidae.
Salamandridae is a family of salamanders consisting of true salamanders and newts.
Pacific giant salamanders ( Dicamptodontidae ) are a family of large salamanders.
Sirenidae, the sirens, is a family of aquatic salamanders.
The torrent salamanders or Cascade salamanders are a family ( Rhyacotritonidae ) with only one genus ( Rhyacotriton ) of salamanders.
Mudpuppies or waterdogs are aquatic salamanders of the family Proteidae.
This category contains articles on taxa in the family Ambystomatidae-the mole salamanders.
salamanders and Plethodontidae
In many species of frog and in most lungless salamanders ( Plethodontidae ), direct development takes place, the larvae growing within the eggs and emerging as miniature adults.
* ( 2001 ): A new species of subterranean blind salamander ( Plethodontidae: Hemidactyliini: Eurycea: Typhlomolge ) from Austin, Texas, and a systematic revision of central Texas paedomorphic salamanders.
salamanders and are
Amphibians are members of the class Amphibia, whose living forms include frogs, toads, salamanders, newts and caecilians.
The three modern orders of amphibians are Anura ( the frogs and toads ), Caudata / Urodela ( the salamanders ), and Gymnophiona / Apoda ( the caecilians ).
A 2005 molecular phylogeny based on rDNA analysis suggests that salamanders and caecilians are more closely related to each other than they are to frogs.
Traditionally, amphibians as a class are defined as all tetrapods with a larval stage, while the group that includes the common ancestors of all living amphibians ( frogs, salamanders and caecilians ) and all their descendants is called Lissamphibia.
The three modern orders are Anura ( the frogs and toads ), Caudata, alternatively known as Urodela ( the salamanders ), and Gymnophiona ( the caecilians ).
It has been suggested that salamanders arose separately from a Temnospondyl-like ancestor, and even that caecilians are the sister group of the advanced reptiliomorph amphibians, and thus of amniotes.
The order Caudata ( from the Latin cauda meaning " tail ") consists of the salamanders, elongated, low-slung animals that mostly resemble lizards in form, though this is a symplesiomorphic trait and the two groups are no more closely related than salamanders are to mammals.
Most salamanders are under long.
Members of this order are eel-like aquatic salamanders with much reduced forelimbs and no hind limbs.
The main poison-producing glands, the paratoids, produce the neurotoxin bufotoxin and are located behind the ears of certain frogs and toads and behind the eyes of salamanders.
Some salamanders have fewer digits and the Amphiumas are eel-like in appearance with tiny stubby legs.
The sirens are aquatic salamanders with stumpy forelimbs and no hind limbs.
In most salamanders, the limbs are short and more or less the same length and project at right angles from the body.
Other salamanders are also prepared to drop their tails to save their lives.
The ears of salamanders and caecilians are less highly developed than frogs as they do not normally communicate with each other by sound.
There are fifteen species of obligate neotenic salamanders including Necturus, Proteus and Amphiuma, and many examples of facultative ones that adopt this strategy under appropriate environmental circumstances.
The calls made by caecilians and salamanders are limited to occasional soft squeaks, grunts or hisses and have not been much studied.
Most salamanders are considered voiceless but the California giant salamander ( Dicamptodon ensatus ) has vocal cords and can produce a rattling or barking sound.
Giant salamanders of the genus Andrias, as well as Ceratophrine and Pyxicephalus frogs possess sharp teeth and are capable of drawing blood with a defensive bite.
The archangel of fire is Michael, the angel is Aral, the ruler is Seraph, the king is Djin, and the fire elementals ( following Paracelsus ) are called salamanders.
salamanders and terrestrial
Amphibians also use their skin for respiration and some small terrestrial salamanders rely entirely on this and have no lungs.
Some salamanders that are terrestrial have lungs that are used in respiration, although these are simple and sac-like, unlike the more complex organs found in mammals.
The same basic pattern is found in the lungfish Protopterus and in terrestrial salamanders, and was likely the pattern found in the tetrapods ' immediate forefathers as well as the first tetrapods.
Tiger salamanders are almost entirely terrestrial as adults, and usually only return to the water to breed.
Unlike other salamanders whose larvae are developed in water, the Alpine salamander is a fully terrestrial species.
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