''Cacophis harriettae'', also known as the white-crowned snake or white-naped snake, is a species of venomous elapid snake

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

. The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

''harriettae'' honours natural history illustrator Harriet Scott, who illustrated

Gerard Krefft Johann Ludwig (Louis) Gerard Krefft (17 February 1830 – 19 February 1881), a talented artist and draughtsman, and the Curator of the Australian Museum for 13 years (1861-1874), was one of Australia's first and most influential zoologists and ...

's ''The Snakes of Australia'', including this species.

Description

The species grows to an average of 40 cm, and a maximum of 56 cm, in length. The upper body is dark grey to black, with broad white bands extending from the snout along the sides of the head to meet at the nape.

Behaviour

The species is

oviparous Oviparous animals are animals that lay their eggs, with little or no other embryonic development within the mother. This is the reproductive method of most fish, amphibians, most reptiles, and all pterosaurs, dinosaurs (including birds), and ...

, with an average clutch size of five (range 2–10). It feeds on lizards and reptile eggs.

Distribution and habitat

The species' distribution extends from Mount Abbott, near Proserpine in eastern

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , established_ ...

, south-eastwards to north-eastern

New South Wales ) , nickname = , image_map = New South Wales in Australia.svg , map_caption = Location of New South Wales in AustraliaCoordinates: , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , es ...

. It occurs in moist habitats, including

rainforest Rainforests are characterized by a closed and continuous tree canopy, moisture-dependent vegetation, the presence of epiphytes and lianas and the absence of wildfire. Rainforest can be classified as tropical rainforest or temperate rainfores ...

s and wet

sclerophyll Sclerophyll is a type of vegetation that is adapted to long periods of dryness and heat. The plants feature hard leaf, leaves, short Internode (botany), internodes (the distance between leaves along the stem) and leaf orientation which is paral ...

forests as well as suburban gardens.

References

harriettae Snakes of Australia Reptiles of Queensland Reptiles of New South Wales Taxa named by Gerard Krefft Reptiles described in 1869 {{Elapidae-stub