The genus Borya contains tree-like species which behave as " resurrection plants ".

It contains only one genus, Xanthorrhoea, endemic to Australia.

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

* Athene ( owl ), a genus that contains two to four living species of small owls

The family Haliotidae contains only one genus, Haliotis.

That genus contains about four to seven subgenera.

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.

However, the tree constructed by the living tree project, a collaboration between ARB-Silva and LPSN where a 16S ( and 23S if available ) tree of all validated species was constructed, the genus Bacillus contains a very large number of nested taxa and majorly in both 16S and 23S it is paraphyletic to Lactobacillales ( Lactobacillus, Streptococcus, Staphylococcus, Listeria, etc.

* Dinosaur genus list contains data tables on nearly every published Mesozoic dinosaur genus as of January 2011.

The African elephant genus contains two living species ; whereas the Asian elephant species is the only surviving member of the Asian elephant genus, but can be divided into four subspecies.

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.

The genus Actinidia contains around 60 species.

Acidithiobacillus contains 5 species and the sole genus in its order Acidithiobacillales

* Phoebis, a genus of Coliadinae that is not itself called the Sulfurs but that contains a number of species which are

The genus Sarcophilus contains two other species, known only from Pleistocene fossils: S. laniarius and S. moomaensis.

The genus contains at least 68 described extant taxa, but the true number of species is a matter of debate.

The genus Salmo contains the Atlantic salmon, found in the north Atlantic.

The genus Oncorhynchus contains eight species which occur naturally only in the north Pacific.

This genus is of great interest since it contains thale cress ( Arabidopsis thaliana ), one of the model organisms used for studying plant biology and the first plant to have its entire genome sequenced.

Magnolia subgenus Magnolia can not be renamed because it contains Magnolia virginiana, the type species of the genus and of the family.

Panthera is a genus of the family Felidae ( cats ), which contains four well-known living species: the tiger, the lion, the jaguar, and the leopard.

The genus Apaloderma contains the three African species.

These trees differ from the birches ( Betula, the other genus in the family ) in that the female catkins are woody and do not disintegrate at maturity, opening to release the seeds in a similar manner to many conifer cones.

Members of this genus share many characteristics and uses with members of the closely related genus Celosia.

For many years there was confusion amongst botanists over the generic names Amaryllis and Hippeastrum, one result of which is that the common name " amaryllis " is mainly used for cultivars of the genus Hippeastrum, widely sold in the winter months for their ability to bloom indoors.

These characteristics originally defined the genus, but not all such species are closely related, and many have been moved to other genera.

The zebrafish was referred to in literature as Brachydanio rerio for many years until its reassignment to the genus Danio.

It is a member of the subgenus Rhinella of the genus Bufo, which includes many different true toad species found throughout Central and South America.

The corollas are usually radially symmetrical ( actinomorphic ) but many flowers of the genus Rhododendron are somewhat bilaterally symmetrical ( zygomorphic ).

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.

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.

Orcinus orca is the only recognized extant species in the genus Orcinus, one of many animal species originally described by Linnaeus in 1758 in Systema Naturae.

The name of the plant family Proteaceae as well as the genus Protea, both to which P. cynaroides belongs to, derive from the name of the Greek god Proteus, a deity that was able to change between many forms.

The kiwifruit, often shortened to kiwi in many parts of the world, is the edible berry of a cultivar group of the woody vine Actinidia deliciosa and hybrids between this and other species in the genus Actinidia.

While the species that make up the Mentha genus are widely distributed and can be found in many environments, most Mentha grow best in wet environments and moist soils.

The ring may be skirt-like as in some species of Amanita, collar-like as in many species of Lepiota, or merely the faint remnants of a cortina ( a partial veil composed of filaments resembling a spiderweb ), which is typical of the genus Cortinarius.

The taxonomy of the genus Mimosa has had a tortuous history, having gone through periods of splitting and lumping, ultimately accumulating over 3, 000 names, many of which have either been synonymized under other species or transferred to other genera.

The family also includes Vanilla ( the genus of the vanilla plant ), Orchis ( type genus ), and many commonly cultivated plants such as Phalaenopsis and Cattleya.

All species of Paranthropus were bipedal, and many lived during a time when species of the genus Homo ( which were possibly descended from Australopithecus ), were prevalent.

For instance, power laws are thought to characterize the behavior of the upper tails for the popularity of websites, the degree distribution of the webgraph, describing the hyperlink structure of the WWW, the net worth of individuals, the number of species per genus, the popularity of given names, Gutenberg – Richter law of earthquake magnitudes, the size of financial returns, and many others.

Because of the great diversity of forms found in this group, the Proteobacteria are named after Proteus, a Greek god of the sea, capable of assuming many different shapes, and it is therefore not named after the genus Proteus.

There is much uncertainty and confusion in the classification of the many of species of this genus.

For many years, copepods of the genus Mesocyclops have been used in Vietnam for fighting Dengue fever ( yellow fever does not occur in Asia ), with the effect that in the affected areas no cases of Dengue fever have occurred since 2001.

The taxonomy of the genus Brettanomyces has been debated since its early discovery and has seen many re-classifications over the years.

Wild grasses in the genus Triticum and related genera, and grasses such as rye have been a source of many disease-resistance traits for cultivated wheat breeding since the 1930s.