Abyssochrysidae 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
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
s,
marine
Marine is an adjective meaning of or pertaining to the sea or ocean.
Marine or marines may refer to:
Ocean
* Maritime (disambiguation)
* Marine art
* Marine biology
* Marine debris
* Marine habitats
* Marine life
* Marine pollution
Military
* ...
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
s in the clade
Caenogastropoda
Caenogastropoda is a taxonomic clade, a large diverse group which are mostly sea snails and other marine gastropod mollusks, but also includes some freshwater snails and some land snails. The clade is the most diverse and ecologically successfu ...
(according to the
taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Taxonomy
The family Abyssochrysidae was previously placed in the "Zygopleuroid group" (according to the
taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). This family has no subfamilies (according to the
taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
In 2008, the sister group
Provannidae was moved into the superfamily
Abyssochrysoidea Tomlin, 1927 by Kain et al.
and the family Abyssochrysidae was also moved into the superfamily Abyssochrysoidea.
[WoRMS (2009). Abyssochrysidae. In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2009) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=345309 on 2010-05-04]
Genera
Genera within this family include:
* ''
Acanthostrophia''
** ''
Acanthostrophia acanthica'' - a
fossil
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...
from the
Jurassic
The Jurassic ( ) is a Geological period, geologic period and System (stratigraphy), stratigraphic system that spanned from the end of the Triassic Period million years ago (Mya) to the beginning of the Cretaceous Period, approximately Mya. The J ...
of Italy, and the oldest known species in the family Abyssochrysidae.
[Kaim A., Jenkins R. G. & Warén A. (2008). "Provannid and provannid−like gastropods from Late Cretaceous cold seeps of Hokkaido (Japan) and the fossil record of the Provannidae (Gastropoda: Abyssochrysoidea)". '']Zoological Journal of the Linnean Society
The ''Zoological Journal of the Linnean Society'' is a monthly peer-reviewed scientific journal covering zoology published by Oxford University Press on behalf of the Linnean Society. The editor-in-chief is Maarten Christenhusz (Linnean Society). ...
'' 154(3): 421-436. .
* ''
Abyssochrysos'' Tomlin, 1927 - the
type genus
In biological taxonomy, the type genus is the genus which defines a biological family and the root of the family name.
Zoological nomenclature
According to the International Code of Zoological Nomenclature, "The name-bearing type of a nominal f ...
of the family
* ''
Humptulipsia'' Kiel, 2008
** ''
Humptulipsia raui'' (Goedert & Kaler, 1996) - synonym: ''Abyssochrysos raui'' Goedert & Kaler, 1996 - a
fossil
A fossil (from Classical Latin , ) is any preserved remains, impression, or trace of any once-living thing from a past geological age. Examples include bones, shells, exoskeletons, stone imprints of animals or microbes, objects preserved ...
species from the
Eocene
The Eocene ( ) Epoch is a geological epoch (geology), epoch that lasted from about 56 to 33.9 million years ago (mya). It is the second epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), Era. The name ''Eocene' ...
References
Further reading
* Goedert J. L. & Kaler K. L. (1996). "A new species of ''Abyssochrysos'' (Gastropoda: Loxonematoidea) from a Middle Eocene Cold Seep Carbonate in the Humptulips Formation, Western Washington". ''Veliger'' 39: 65-70.
* Houbrick R. S. (1979). "Classification and systematic relationships of the Abyssochrysidae, a relict family of bathyal snails". ''Smithsonian Contributions to Zoology'' 290: 1-21.
External links
{{Taxonbar, from=Q4670757
Gastropod families