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The Jefferson salamander is now known not to breed in the lab with the blue-spotted salamander, which was previously thought to produce "hybrids", the silvery salamander and Tremblay's salamander, between this supposed mating of Jefferson salamander and Blue-spotted salamander.
The blue-spotted salamander (Ambystoma laterale) is a mole salamander native to the Great Lakes states and northeastern United States, and parts of Ontario [2] and Quebec [3] in Canada. Their range is known to extend to James Bay to the north, and southeastern Manitoba to the west.
The Jefferson salamander, which hybridizes with the blue-spotted salamander, [8] is a rare species of special concern in Vermont. [10] Spotted salamander, Ambystoma maculatum [13] [14] The spotted salamander is a Species of Greatest Conservation Need as identified in the Vermont Wildlife Action Plan. [15] Marbled salamander, Ambystoma opacum ...
The nuclear DNA of the unisexuals generally comprises genomes from up to five species: [10] the blue-spotted salamander (A. laterale), Jefferson salamander (A. jeffersonianum), small-mouthed salamander (A. texanum), streamside salamander (A. barbouri), and tiger salamander (A. tigrinum), denoted respectively as L, J, Tx, B, and Ti. This ...
Reaching between 9.3 and 16 cm (3.7 and 6.3 in), the salamander is long and slender with many bluish-white markings. It is dark gray to gray-black and the area around the vent is black. Tremblay's salamander is a hybrid species of Jefferson salamanders (A. jeffersonianum) and blue-spotted salamanders (A. laterale).
Jefferson salamander: Ambystoma jeffersonianum: Salamander: Ambystomatidae: Uncommon; Found mainly throughout Western Massachusetts; This amphibians range includes the blue spotted/Jefferson salamander hybrid, where both species interbreed and creates hybrids; It is a species of special concern in the Commonwealth due to habitat loss
Jefferson salamander: Ambystoma jeffersonianum (Green, 1827) Species of special concern Females of this species can form a unisexual form that cannot be identified to species level without DNA testing [3] Statewide, seemingly absent from near Philadelphia and the surrounding counties Blue-spotted salamander: Ambystoma laterale Hallowell, 1856 ...
Blue-spotted salamander, Ambystoma laterale LC Mabee's salamander, Ambystoma mabeei LC Long-toed salamander, Ambystoma macrodactylum LC (Santa Cruz long-toed salamander, A. m. croceum: E) Spotted salamander, Ambystoma maculatum LC Western tiger salamander, Ambystoma mavortium (Sonoran tiger salamander, A. m. stebbinsi: E)