from Wiktionary, Creative Commons Attribution/Share-Alike License
- proper n. A taxonomic family within the order Sphenisciformes — the penguins.
Penguins are contained within the taxonomic order Sphenisciformes and its single family Spheniscidae.
The Galápagos penguin (scientific name Spheniscus mendiculus) is one of seventeen species of flightless birds in the family Spheniscidae (the penguins).
Also known as the 'African Penguin' or 'Cape Penguin', and 'Jackass Penguin', the Black-footed penguin (scientific name: Spheniscus demersus) is one of seventeen species of flightless birds in the family of penguins (Spheniscidae).
The Magellanic penguin (Spheniscus magellanicus) is one of seventeen species of flightless birds in the family Spheniscidae (or 'modern penguins').
The genus Spheniscus (scientific name: Spheniscus - "little wedge", alluding to the shape of the flippers) consists of four species of so-called 'banded penguins' within the Spheniscidae:
Penguins fall under the following taxonomic classification: Kingdom: Animalia; Phylum: Chordata; Class: Aves; Order: Sphenisciformes; Family: Spheniscidae; Genus: There are six genera, including Aptenodytes (the great penguins), Pygoscelis (the brush-tailed penguins), Eudyptes (the crested penguins), Spheniscus (the banded or jackass penguins), Megadyptes (the Yellow-eyed penguin is the only one in this genus), and Eudyptula (the Little Blue penguin is the only one in this genus).