The shovel-snouted lizard (''Meroles anchietae''), also known
commonly as Anchieta's desert lizard, Anchieta's dune lizard and the Namib sand-diver, is a
species
A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...
of
lizard
Lizard is the common name used for all Squamata, squamate reptiles other than snakes (and to a lesser extent amphisbaenians), encompassing over 7,000 species, ranging across all continents except Antarctica, as well as most Island#Oceanic isla ...
in the
family
Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...
Lacertidae
The Lacertidae are the family of the wall lizards, true lizards, or sometimes simply lacertas, which are native to Afro-Eurasia. It is a diverse family with at about 360 species in 39 genera. They represent the dominant group of reptiles found ...
. The species is native to southern
Africa
Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...
.
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 ...
, ''anchietae'', is in honor of Portuguese naturalist
José Alberto de Oliveira Anchieta, who was an explorer of Africa.
[ Beolens B, Watkins M, ]Grayson M
Grayson may refer to:
Places Canada
* Grayson, Saskatchewan
* Rural Municipality of Grayson No. 184, Saskatchewan
United States
* Grayson, California
* Grayson, Georgia
** Grayson High School
* Grayson, Kentucky
* Grayson, Louisiana
* Gray ...
(2011). ''The Eponym Dictionary of Reptiles''. Baltimore: Johns Hopkins University Press. xiii + 296 pp. . (''Meroles anchietae'', p. 8).
Geographic range
''M. anchietae'' is found in
Angola
Angola, officially the Republic of Angola, is a country on the west-Central Africa, central coast of Southern Africa. It is the second-largest Portuguese-speaking world, Portuguese-speaking (Lusophone) country in both total area and List of c ...
and
Namibia
Namibia, officially the Republic of Namibia, is a country on the west coast of Southern Africa. Its borders include the Atlantic Ocean to the west, Angola and Zambia to the north, Botswana to the east and South Africa to the south; in the no ...
.
Habitat
The preferred natural
habitat
In ecology, habitat refers to the array of resources, 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 manifestation of its ...
of ''M. anchietae'' is
desert
A desert is a landscape where little precipitation occurs and, consequently, living conditions create unique biomes and ecosystems. The lack of vegetation exposes the unprotected surface of the ground to denudation. About one-third of the la ...
, with
aeolian sand dunes and sparse vegetation, at altitudes from sea level to .
[
]
Description
Adults of ''M. anchietae'' have a snout-to-vent length (SVL) of about . [ Branch, Bill (2004). ''Field Guide to Snakes and other Reptiles of Southern Africa''. Third Revised edition, Second impression. Sanibel Island, Florida: Ralph Curtis Books. 399 pp. . (''Meroles anchietae'', pp. 164–165 + Plate 56).]
Diet
''M. anchietae'' preys upon insect
Insects (from Latin ') are Hexapoda, hexapod invertebrates of the class (biology), class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body (Insect morphology#Head, head, ...
s, especially small beetle
Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...
s. During dry periods when insects are scarce, it will eat seeds.[
]
Reproduction
''M. anchietae'' is oviparous
Oviparous animals are animals that reproduce by depositing fertilized zygotes outside the body (i.e., by laying or spawning) in metabolically independent incubation organs known as eggs, which nurture the embryo into moving offsprings kno ...
.[
]
References
Further reading
* Arnold EN (1989). "Towards a phylogeny and biogeography of the Lacertidae: relationships within an Old-World family of lizards derived from morphology". ''Bulletin of the British Museum (Natural History), Zoology'' 55 (2): 209–257. (''Meroles anchietae'', new combination).
* Bocage JVB (1867). "Descriptions of two new Saurians from Mossamedes (West Africa)". ''Annals and Magazine of Natural History, Third Series'' 20: 225–228. (''Pachyrhynchus anchietæ'', new species, pp. 227–228, Figures 1–2).
* Loveridge A (1936). "African Reptiles and Amphibians in the Field Museum of Natural History". ''Zoological Series, Field Museum of Natural History'' 22 (1): 1–122. (''Aporosaura anchietae'', p. 63).
Reptiles described in 1867
Meroles
Taxa named by José Vicente Barbosa du Bocage
{{lacertidae-stub