Mellitidae is a
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 ...
of
sand dollars, in the echinoderm
order
Order, ORDER or Orders may refer to:
* Categorization, the process in which ideas and objects are recognized, differentiated, and understood
* Heterarchy, a system of organization wherein the elements have the potential to be ranked a number of d ...
Clypeasteroida. These irregular sea urchins bury themselves in soft sediment in shallow seas.
Genera
The
World Register of Marine Species
The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive list of names of marine organisms.
Content
The content of the registry is edited and maintained by scientific specialist ...
includes the following genera in the family:-
[
*'' Encope'' L. Agassiz, 1840
*'' Lanthonia'' Coppard, 2016
*'' Leodia'' Gray, 1851
*'']Mellita
Keyhole sand dollar refers to three species of sand dollars in the genus ''Mellita''. They are found on the Atlantic coasts of the Americas, ranging from Caribbean Islands, such as Jamaica and Puerto Rico, to the southern areas of the United Stat ...
'' L. Agassiz, 1841
*'' Mellitella'' Duncan, 1889
Image:Encope perspectiva.jpg, '' Encope perspectiva'' (MNHN
The French National Museum of Natural History, known in French as the ' (abbreviation MNHN), is the national natural history museum of France and a ' of higher education part of Sorbonne Universities. The main museum, with four galleries, is loca ...
)
Image:Sand Dollar.jpg, '' Lanthonia longifissa''.
Image:Keyhole sand dollar 01.jpg, '' Mellita quinquiesperforata''.
Image:Mellita sexiesperforata (six-keyhole sand dollar) (San Salvador Island, Bahamas).jpg , '' Leodia sexiesperforata''
Image:Mellitella stokesii.jpg, '' Mellitella stokesii'' (MNHN
The French National Museum of Natural History, known in French as the ' (abbreviation MNHN), is the national natural history museum of France and a ' of higher education part of Sorbonne Universities. The main museum, with four galleries, is loca ...
)
References
Clypeasteroida
Echinoderm families
{{Echinoidea-stub