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Notophthalmus meridionalis, the black-spotted newt or Texas newt, is a species of aquatic newt native to northeastern Mexico and southern Texas in the United States. [1] [2] This amphibian was put on the IUCN Red List of Endangered Species in 2008 with populations still decreasing. It was reclassified to Vulnerable in 2022. [1]
Adult newts in the genus Triturus were found to breathe mainly via the skin but also through the lungs and the buccal cavity. Lung breathing is mainly used when there is a lack of oxygen in the water, or at high activity such as during courtship, breeding, or feeding.
Triturus is a genus of newts comprising the crested and the marbled newts, which are found from Great Britain through most of continental Europe to westernmost Siberia, Anatolia, and the Caspian Sea region. Their English names refer to their appearance: marbled newts have a green–black colour pattern, while the males of crested newts, which ...
Triturus (Triturus) karelinii arntzeni Dubois and Raffaëlli, 2009 Triturus arntzeni Espregueira Themudo, Wielstra, and Arntzen, 2009 Triturus macedonicus , the Macedonian crested newt , is a newt species of the crested newt species complex in genus Triturus , found in the Western Balkan peninsula ( Bosnia-Herzegovina , Albania , North ...
This situation suggests that in the past, the ancestor of modern newts, which are affected by the defect, underwent unequal genetic material exchange between the two copies of chromosome 1. This line diverged between 12 and 10 million years ago. Sessions emphasizes its significant role in the evolution of the genus Triturus in its old ...
The northern crested newt, great crested newt or warty newt (Triturus cristatus) is a newt species native to Great Britain, northern and central continental Europe and parts of Western Siberia. It is a large newt, with females growing up to 16 cm (6.3 in) long. Its back and sides are dark brown, while the belly is yellow to orange with dark ...
Notophthalmus species are East American newts similar in shape to the European newts (cf. Triturus). As a distinct characteristic of their own, both sexes have three to four large pores that lie in a row on the temple. The skin is smooth and soft in the water form and the tail is strongly flattened laterally.
Triturus (Triturus) dobrogicus dobrogicus Dubois & Raffaëlli, 2009 Triturus ( Triturus ) dobrogicus macrosoma Dubois & Raffaëlli, 2009 The Danube crested newt or Danube newt ( Triturus dobrogicus ) is a species of newt found in central and eastern Europe, along the basin of the Danube river and some of its tributaries and in the Dnieper delta.