''Caribicus warreni'', commonly known as the Haitian giant galliwasp or the Hispaniolan giant galliwasp, is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

lizard Lizards are a widespread group of squamate reptiles, with over 7,000 species, ranging across all continents except Antarctica, as well as most oceanic island chains. The group is paraphyletic since it excludes the snakes and Amphisbaenia alt ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Diploglossidae Diploglossidae is a family of anguimorph lizards native to the Americas, with most genera being endemic to Hispaniola. Most members of this family (aside from the legless genus '' Ophiodes'') are known as galliwasps. They were formerly considered ...

. The species is

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 ...

to the island of

Hispaniola Hispaniola (, also ; es, La Española; Latin and french: Hispaniola; ht, Ispayola; tnq, Ayiti or Quisqueya) is an island in the Caribbean that is part of the Greater Antilles. Hispaniola is the most populous island in the West Indies, and th ...

Taxonomy

It was formerly classified in the genus ''

Celestus ''Celestus'' is a genus of diploglossid lizards endemic to Jamaica and containing about 11 species, though three of these may be extinct. Formerly, this genus had more than 31 species, but a 2021 phylogenetic study found this classification to ...

'', but was moved to ''

Caribicus ''Caribicus'' is a genus of diploglossid lizards endemic to the island of Hispaniola in the Caribbean, in both the Dominican Republic and Haiti. Conservation All three species are considered threatened on the IUCN Red List, and one is possibly ...

'' in 2021.

Etymology

The

specific name Specific name may refer to: * in Database management systems, a system-assigned name that is unique within a particular database In taxonomy, either of these two meanings, each with its own set of rules: * Specific name (botany), the two-part (bino ...

, ''warreni'', is in honor of Mr. C. Rhea Warren who collected herpetological specimens on Île de la Tortue.Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). ''The Eponym Dictionary of Reptiles''. Baltimore: Johns Hopkins University Press. xiii + 296 pp. . ("Warren's Galliwasp ''Diploglossus warreni'' ", pp. 279-280).

Geographic range

''C. warreni'' is found in both the

Dominican Republic The Dominican Republic ( ; es, República Dominicana, ) is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean region. It occupies the eastern five-eighths of the island, which it shares wit ...

and

Haiti Haiti (; ht, Ayiti ; French: ), officially the Republic of Haiti (); ) and formerly known as Hayti, is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean Sea, east of Cuba and Jamaica, and ...

Description

True to its common name, ''C. warreni'' is a large anguid, weighing in at 68 grams (2.4 ounces).

Habitat

The natural

habitat In ecology, the term habitat summarises the array of resources, physical and biotic factors that are present in an area, such as to support the survival and reproduction of a particular species. A species habitat can be seen as the physical ...

of ''C. warreni'' are

Hispaniolan moist forests The Hispaniolan moist forests are a tropical moist broadleaf forest ecoregion on the island of Hispaniola. They cover , around 60% of the island's area. Geography Moist forests occur on most of the eastern half the Dominican Republic, stretc ...

underneath leaf litter and forest debris.

Diet

The giant Hispaniolan galliwasp is an opportunistic predator that feed on insects, earthworms, small mammals, and other reptiles.

Conservation status

''C. warreni'' is threatened by

habitat loss Habitat destruction (also termed habitat loss and habitat reduction) is the process by which a natural habitat becomes incapable of supporting its native species. The organisms that previously inhabited the site are displaced or dead, thereby ...

, predation by invasive species (such as the

small Indian mongoose The small Indian mongoose (''Urva auropunctata'') is a mongoose species native to Iraq and northern South Asia; it has also been introduced to many regions of the world, such as several Caribbean and Pacific islands. Taxonomy ''Mangusta auropun ...

), and collection for the

illegal pet trade Wildlife smuggling or trafficking involves the illegal gathering, transportation, and distribution of animals and their derivatives. This can be done either internationally or domestically. Estimates of the money generated by wildlife smuggling ...

. Persecution is also an issue; the galliwasp is erroneously believed to be venomous by locals, and is often killed on sight across the island.