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Trechnotheria, the Glossary

Index Trechnotheria

Trechnotheria is a group of mammals that includes the therians and some fossil mammals from the Mesozoic Era.[1]

Table of Contents

  1. 42 relations: Aegialodontia, Allotheria, Amphidontidae, Amphilestidae, Amphitheriidae, Austrotriconodon, Chaoyangodens, Chunnelodon, Cladogram, Cladotheria, Donodontidae, Dryolestida, Eutheria, Eutriconodonta, Extinction, Fruitafossor, Gobiconodontidae, Magnimus, Malcolm McKenna, Maotherium, Marsupial, Meridiolestida, Mesozoic, Metatheria, Nanolestes, Pappotherium, Paraphyly, Peramuridae, Placentalia, Red fox, Spalacotheriidae, Symmetrodonta, Theria, Theriimorpha, Tinodon, Tinodontidae, Trechnotheria, Tribosphenida, Vincelestes, Zhangheotheriidae, Zhangheotherium, 1975 in paleontology.

  2. Extant Middle Jurassic first appearances
  3. Taxa described in 1975

Aegialodontia

Aegialodontia is a clade of extinct early mammals, close to the origin of Boreosphenida.

See Trechnotheria and Aegialodontia

Allotheria

Allotheria (meaning "other beasts", from the Greek αλλός, –other and θήριον, –wild animal) is an extinct clade of mammals known from the Mesozoic and early Cenozoic.

See Trechnotheria and Allotheria

Amphidontidae

The Amphidontidae are a family of extinct mammals from the Early Jurassic to the Early Cretaceous, belonging to the eutriconodonts.

See Trechnotheria and Amphidontidae

Amphilestidae

Amphilestidae is a family of Mesozoic mammals, generally regarded as eutriconodonts.

See Trechnotheria and Amphilestidae

Amphitheriidae

Amphitheriidae is a family of Mesozoic mammals restricted to the Middle Jurassic of Britain, with indeterminate members also possibly known from the equivalently aged Itat Formation in Siberia and the Anoual Formation of Morocco.

See Trechnotheria and Amphitheriidae

Austrotriconodon

Austrotriconodon is a mammal genus from the Campanian and Maastrichtian of South America.

See Trechnotheria and Austrotriconodon

Chaoyangodens

Chaoyangodens is an extinct genus of eutriconodont mammal from the Early Cretaceous of China.

See Trechnotheria and Chaoyangodens

Chunnelodon

Chunnelodon is a genus of extinct mammal from the Early Cretaceous of Southern England.

See Trechnotheria and Chunnelodon

Cladogram

A cladogram (from Greek clados "branch" and gramma "character") is a diagram used in cladistics to show relations among organisms.

See Trechnotheria and Cladogram

Cladotheria

Cladotheria is a clade (sometimes ranked as a legion) of mammals. Trechnotheria and Cladotheria are extant Middle Jurassic first appearances, mammal stubs and taxa described in 1975.

See Trechnotheria and Cladotheria

Donodontidae

Donodontidae is an extinct family of cladotherian mammals known from the Late Jurassic and Early Cretaceous of North Africa. Trechnotheria and Donodontidae are mammal stubs.

See Trechnotheria and Donodontidae

Dryolestida

Dryolestida is an extinct order of mammals, known from the Jurassic and Cretaceous.

See Trechnotheria and Dryolestida

Eutheria

Eutheria (from Greek εὐ-, 'good, right' and θηρίον, 'beast'), also called Pan-Placentalia, is the clade consisting of placental mammals and all therian mammals that are more closely related to placentals than to marsupials.

See Trechnotheria and Eutheria

Eutriconodonta

Eutriconodonta is an order of early mammals.

See Trechnotheria and Eutriconodonta

Extinction

Extinction is the termination of a taxon by the death of its last member.

See Trechnotheria and Extinction

Fruitafossor

Fruitafossor was a termite-eating mammal endemic to North America during the Late Jurassic epoch (around 150 mya).

See Trechnotheria and Fruitafossor

Gobiconodontidae

Gobiconodontidae is a family of extinct mammals that ranged from the mid-Jurassic to the early Late Cretaceous, though most common during the Early Cretaceous.

See Trechnotheria and Gobiconodontidae

Magnimus

Magnimus is a genus of extinct mammal from the Early Cretaceous of Southern England.

See Trechnotheria and Magnimus

Malcolm McKenna

Malcolm Carnegie McKenna (1930–2008) was an American paleontologist and author on the subject.

See Trechnotheria and Malcolm McKenna

Maotherium

Maotherium is a genus extinct symmetrodont mammal that was discovered in Early Cretaceous rocks in Liaoning Province, China, in 2003.

See Trechnotheria and Maotherium

Marsupial

Marsupials are a diverse group of mammals belonging to the infraclass Marsupialia.

See Trechnotheria and Marsupial

Meridiolestida

Meridiolestida is an extinct clade of mammals known from the Cretaceous and Cenozoic of South America and possibly Antarctica.

See Trechnotheria and Meridiolestida

Mesozoic

The Mesozoic Era is the penultimate era of Earth's geological history, lasting from about, comprising the Triassic, Jurassic and Cretaceous Periods.

See Trechnotheria and Mesozoic

Metatheria is a mammalian clade that includes all mammals more closely related to marsupials than to placentals.

See Trechnotheria and Metatheria

Nanolestes

Nanolestes is an extinct genus of mammals in the order Amphitheriida from the Late Jurassic of Eurasia.

See Trechnotheria and Nanolestes

Pappotherium

Pappotherium is an extinct genus of mammals from the Albian (early Cretaceous) of Texas, US, known from a fossilized maxilla fragment bearing two tribosphenic molars, discovered within the Glen Rose Formation near Decatur, Wise County, Texas.

See Trechnotheria and Pappotherium

Paraphyly

Paraphyly is a taxonomic term describing a grouping that consists of the grouping's last common ancestor and some but not all of its descendant lineages.

See Trechnotheria and Paraphyly

Peramuridae

The family Peramuridae is a family of mammals that lived in the Late Jurassic and Early Cretaceous.

See Trechnotheria and Peramuridae

Placentalia

Placental mammals (infraclass Placentalia) are one of the three extant subdivisions of the class Mammalia, the other two being Monotremata and Marsupialia.

See Trechnotheria and Placentalia

Red fox

The red fox (Vulpes vulpes) is the largest of the true foxes and one of the most widely distributed members of the order Carnivora, being present across the entire Northern Hemisphere including most of North America, Europe and Asia, plus parts of North Africa.

See Trechnotheria and Red fox

Spalacotheriidae

Spalacotheriidae is a family of extinct mammals belonging to the paraphyletic group 'Symmetrodonta'.

See Trechnotheria and Spalacotheriidae

Symmetrodonta

Symmetrodonta is a group of Mesozoic mammals and mammal-like synapsids characterized by the triangular aspect of the molars when viewed from above, and the absence of a well-developed talonid.

See Trechnotheria and Symmetrodonta

Theria

Theria is a subclass of mammals amongst the Theriiformes. Trechnotheria and Theria are extant Middle Jurassic first appearances.

See Trechnotheria and Theria

Theriimorpha

Theriimorpha is a clade of mammals defined as including all mammals more closely related to therians (including placentals and marsupials) than to monotremes.

See Trechnotheria and Theriimorpha

Tinodon

Tinodon is an extinct genus of mammal alive 155–140.2 million years ago (Oxfordian-Berriasian) which has been found in the Morrison Formation (United States),Foster, J. (2007).

See Trechnotheria and Tinodon

Tinodontidae

Tinodontidae is an extinct family of actively mobile mammals, endemic to what would now be North America, Asia, Europe, and Africa during the Jurassic and Cretaceous periods.

See Trechnotheria and Tinodontidae

Trechnotheria

Trechnotheria is a group of mammals that includes the therians and some fossil mammals from the Mesozoic Era. Trechnotheria and Trechnotheria are extant Middle Jurassic first appearances, mammal stubs and taxa described in 1975.

See Trechnotheria and Trechnotheria

Tribosphenida

Tribosphenida is a group (infralegion) of mammals that includes the ancestor of Hypomylos, Aegialodontia and Theria (the last common ancestor of marsupials and placentals plus all of its descendants).

See Trechnotheria and Tribosphenida

Vincelestes

Vincelestes ("Vince's thief") is an extinct genus of mammal that lived in what is now South America during the Early Cretaceous.

See Trechnotheria and Vincelestes

Zhangheotheriidae

Zhangheotheriidae is a possibly paraphyletic family of "symmetrodont" mammals that is currently known from Early Cretaceous deposits in China and Russia.

See Trechnotheria and Zhangheotheriidae

Zhangheotherium

Zhangheotherium is an extinct genus of "symmetrodont" mammal from the Early Cretaceous of China.

See Trechnotheria and Zhangheotherium

1975 in paleontology

German paleontologist and stratigrapher Heinz Walter Kozur (1942-2013) and G.K. Merrill described the conodont genus Diplognathodus.

See Trechnotheria and 1975 in paleontology

See also

Extant Middle Jurassic first appearances

Taxa described in 1975

References

[1] https://en.wikipedia.org/wiki/Trechnotheria

Also known as Alethinotheria, Trechnothere, Trechnotheres, Trechnotherian, Trechnotherians.