The aardvark is not closely related to the pig ; rather, it is the sole recent representative of the obscure mammalian order Tubulidentata, in which it is usually considered to form one variable species of the genus Orycteropus, the sole surviving genus in the family Orycteropodidae.

Thelymitra is an example of a genus where the lower petal is similar in appearance to the other petals.

Blandfordia is the only genus in the family Blandfordiaceae, with four species distributed in eastern Australia.

The genus Cyanastrum is sometimes placed in its own family Cyanastraceae.

The most conspicuous genus in the family is Aloe.

Agapanthus, native to South Africa, is the sole genus of the subfamily.

For example, Pyrethrum ( refers to several Old World plants of the genus Chrysanthemum ) is a natural insecticide with minimal environmental impact.

Wormwood, a genus that includes the sagebrush, is used as a source of flavoring for absinthe, a bitter classical liquor of European origin.

The subfamily name is derived from the generic name of the type genus, Allium.

Allieae contains only one genus Allium ( Milula is merged with Allium in the latest systems ).

The Latin name ' Asteraceae ' is derived from the type genus Aster, which is a Greek term, meaning " star ".

The name is derived from the type genus Apium, which was originally used by Pliny the Elder circa 50 AD for a celery-like plant.

Within the genus Prunus, it is classified with the peach in the subgenus Amygdalus, distinguished from the other subgenera by the corrugated shell ( endocarp ) surrounding the seed.

Ardipithecus is a fossil hominoid, described by its discoverers as a very early hominin genus.

Albertosaurus (; meaning " Alberta lizard ") is a genus of tyrannosaurid theropod dinosaur that lived in western North America during the Late Cretaceous Period, about 70 million years ago.

The type species, A. sarcophagus, was apparently restricted in range to the modern-day Canadian province of Alberta, after which the genus is named.

In Central and South America, the alligator family is represented by five species of the genus Caiman, which differs from the alligator by the absence of a bony septum between the nostrils, and the ventral armour is composed of overlapping bony scutes, each of which is formed of two parts united by a suture.

Along with the other genus in the Boryaceae family, Alania, these xerophytic plants are native to Australia.

The genus also contains several well-known ornamental plants, such as Amaranthus caudatus ( love-lies-bleeding ), a native of India and a vigorous, hardy annual with dark purplish flowers crowded in handsome drooping spikes.

The genus is native from east Asia south to northern Australasia.

The type species of its genus, it is native to the Nearctic ecozone, originating in the lower Rio Grande and the Neueces and Pecos Rivers in Texas as well as the central and eastern parts of Mexico and Somalia.

The genus is native to Europe, Asia and Africa, and is also naturalised in North America.

This genus is native to western and southwestern Europe, western and central Asia, Australasia and northwestern Africa.

Most are native to the Northern Hemisphere, but one subfamily is endemic to the Neotropics, one to the Hawaiian Islands, and one subfamily – monotypic at genus level – is found only in the Palaearctic.

In North America, native grapes belonging to various species of the Vitis genus proliferate in the wild across the continent, and were a part of the diet of many Native Americans, but were considered by European colonists to be unsuitable for wine.

Lemon balm ( Melissa officinalis ), not to be confused with bee balm ( which is genus Monarda ), is a perennial herb in the mint family Lamiaceae, native to southern Europe and the Mediterranean region.

The Ostrich, or Common Ostrich ( Struthio camelus ), is one or two species of large flightless birds native to Africa, the only living member ( s ) of the genus Struthio that is in the ratite family.

Asimina is a genus of eight species of small trees or shrubs with large simple leaves and large fruit, native to eastern North America, collectively referred to as Pawpaw.

Prairie dogs ( genus Cynomys ) are burrowing rodents native to the grasslands of North America.

Stevia (, or ) is a genus of about 240 species of herbs and shrubs in the sunflower family ( Asteraceae ), native to subtropical and tropical regions from western North America to South America.

The genus Stevia consists of 240 species of plants native to South America, Central America, and Mexico, with several species found as far north as Arizona, New Mexico, and Texas.

Trillium ( trillium, wakerobin, tri flower, birthroot ) is a genus of about 40 – 50 species of spring ephemeral perennials, native to temperate regions of North America and Asia.

The genus is native to the Northern Hemisphere, and includes deciduous and evergreen species extending from cool temperate to tropical latitudes in Asia and the Americas.

Species of the genus Rhododendron are native to every continent of the world, except South America and Africa.

It is one of two species in the genus Azadirachta, and is native to India, Pakistan, and Bangladesh growing in tropical and semi-tropical regions.

Humulus, Hop, is a small genus of flowering plants native to temperate regions of the Northern Hemisphere.

More specifically, tobacco refers to any of various plants of the genus Nicotiana, ( especially N. tabacum ) native to tropical America and widely cultivated for their leaves, which are dried and processed chiefly for smoking in pipes, cigarettes, and cigars ; it is also cut to form chewing tobacco or ground to make snuff or dipping tobacco, as well as other less common preparations.

Black-and-white colobuses ( or colobi ) are Old World monkeys of the genus Colobus, native to Africa.

The genus is found throughout the temperate to tropical regions of the world, with the greatest species diversity in subtropical and tropical regions ; the genus becomes rare in cool temperate climates, with only four species native to northern Europe.

Plants of the genus Amaryllis are known as belladonna lily, Jersey lily, naked lady, amarillo or, in South Africa, March lily.

The okapi ( a genus restricted to Africa ) is found only in the dense forests of the Congo basin.

The elephants of the genus Loxodonta, known collectively as African elephants, are currently found in 37 countries in Africa.

The Australopithecus genus evolved in eastern Africa around 4 million years ago before spreading throughout the continent and eventually becoming extinct 2 million years ago.

It was considered to be the first species of the genus Homo until May 2010, when a new species, Homo gautengensis was discovered in South Africa, that most likely arose earlier than Homo habilis.

From here, the genus Giraffa evolved and, around 7 mya, entered Africa.

Hyaena is a genus comprising two of the living species of hyenas: the striped hyena ( Hyaena hyaena ) from western Asia and northern Africa and the brown hyena ( Hyaena brunnea ) from southern Africa.

Evolutionary biologists suggest that the genus Homo arose in East Africa approximately 2. 5 million years ago.

One extinct hamster of Cricetus, for example, lived in North Africa during the Middle Miocene, but the only extant member of that genus is the European or common hamster of Eurasia.

Although the word jackal has been historically used to refer to many small-to medium-sized species of the wolf genus of mammals, Canis, today it most properly and commonly refers to three species: the black-backed jackal and the side-striped jackal of sub-Saharan Africa, and the golden jackal of northern Africa and south-central Eurasia.

Lake Tana supports a large fishing industry, mainly involving the Labeobarbus barbs ( formerly in genus Barbus ), Nile tilapia and sharptooth catfish ( a large catfish that is widespread in Africa ).

The genus has a subcosmopolitan distribution across Europe, Africa, Asia, Australia, and North America.

However, this is not the first species of homininae: the first species of genus Homo, Homo habilis, are theorized to have evolved in East Africa at least 2 million years ago, and members of this species populated different parts of Africa in a relatively short time.

Besides the urban cycle there is, both in Africa and South America, a sylvatic cycle ( Forest cycle or Jungle cycle ), where Aedes africanus ( in Africa ) or mosquitoes of the genus Haemagogus and Sabethes ( in South America ) serve as a vector.