''Plesiothyreus'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of very small
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 or
limpet
Limpets are a group of aquatic snails that exhibit a conical shell shape (patelliform) and a strong, muscular foot. Limpets are members of the class Gastropoda, but are polyphyletic, meaning the various groups called "limpets" descended indep ...
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 subfamily Phenacolepadinae of 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 ...
Phenacolepadidae
Phenacolepadidae is a family (biology), family of small sea snails or false limpets, marine (ocean), marine gastropod mollusks in the clade Cycloneritimorpha (according to the Taxonomy of the Gastropoda (Bouchet & Rocroi, 2005), taxonomy of the G ...
.
Species
Species within the genus ''Plesiothyreus'' include:
* ''
Plesiothyreus aculeatus''
(Pease, 1868)
* ''
Plesiothyreus arabicus''
(K.H.J. Thiele, 1909 ) (synonym: ''Phenacolepas arabica''
K.H.J. Thiele, 1909)
* ''
Plesiothyreus brocki''
(Thiele, 1909)
* ''
Plesiothyreus cancellatus
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
(Pease, 1861)
* ''
Plesiothyreus cinnamomeus''
(Gould, 1846)
* ''
Plesiothyreus compressus''
(Pease, 1868)
* ''
Plesiothyreus cosmanni
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
Jousseaume, 1894
* ''
Plesiothyreus cytherae''
(Lesson, 1831)
* ''
Plesiothyreus elongatus
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
(Thiele, 1909)
* ''
Plesiothyreus evansi
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
(Biggs, 1973)
* ''
Plesiothyreus fischeri
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
(Rochebrune, 1882)
* ''
Plesiothyreus galathea
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
(J.B.P.A. Lamarck, 1819) (synonym: ''Phenacolepas galathea''
(J.B.P.A. Lamarck, 1819)
* ''
Plesiothyreus granocostatus''
(Pease, 1868)
* ''
Plesiothyreus granulosus''
(Thiele, 1909)
* ''
Plesiothyreus guttatus
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
(Thiele, 1909)
* ''
Plesiothyreus hamillei
''Plesiothyreus hamillei'' is a species of sea snail, a marine gastropod mollusk in the family Phenacolepadidae.
Description
The length of the shell attains 7 mm.
Distribution
This marine species occurs off Guadeloupe
Guadeloupe (; ; g ...
''
(P. Fischer, 1857)
* ''
Plesiothyreus indicus''
(Thiele, 1909)
* ''
Plesiothyreus malonei''
(Vanatta, 1912)
* ''
Plesiothyreus newtoni''
G. B. Sowerby III, 1894
* ''
Plesiothyreus omanensis''
(Biggs, 1973)
* ''
Plesiothyreus pararabicus''
(Christiaens, 1988)
* † ''
Plesiothyreus parmophoroides''
(Cossmann, 1885)
* ''
Plesiothyreus peelae
''Plesiothyreus'' is a genus of very small sea snails or limpets, marine gastropod mollusks in the subfamily Phenacolepadinae of the family Phenacolepadidae.
Species
Species within the genus ''Plesiothyreus'' include:
* '' Plesiothyreus aculea ...
''
Christiaens, 1989
* † ''
Plesiothyreus pliocenicus''
(Chirli, 2004)
* ''
Plesiothyreus puntarenae''
(Mörch, 1860)
* ''
Plesiothyreus radiatus''
(Schepman, 1908)
* ''
Plesiothyreus reticulatus''
(Thiele, 1909)
* ''
Plesiothyreus scobinatus''
(A. Gould, 1859)
;Species brought into synonymy:
* ''Plesiothyreus asperulatus''
(A. Adams, 1854): synonym of ''Phenacolepas galathea''
(Lamarck, 1819): synonym of ''
Zacalantica galathea'' (Lamarck, 1819) (based on nomen nudum)
* ''Plesiothyreus cosmani''
Jousseaume, 1894: synonym of ''Plesiothyreus cossmanni'' J
ousseaume, 1894 (incorrect original spelling)
* ''Plesiothyreus rushii''
(Dall, 1889):
synonym of ''
Hyalopatina rushii''
(Dall, 1889)
* ''Plesiothyreus gruveli''
(Dautzenberg, 1929) (uncertain > taxon inquirendum)
References
External links
Cossmann M. (1886–1913). Catalogue illustré des coquilles fossiles de l'Eocène des environs de Paris. Annales de la Société Royale Malacologique de Belgique. Part 1: vol. 21 [1886]. Part 2: vol. 22 [1887]. Part 3: vol. 23 [1888]. Part 4: vol. 24 [1889]. Part 5 + Suppl. : vol. 26Pilsbry H.A. (1891). On the use of the generic name Scutellina. The Nautilus. 5(8): 88–89Broderip W.J. (1834). Description of a new genus of Gasteropoda. Proceedings of the Zoological Society of London. 2: 47–49Iredale, T. (1929). Queensland molluscan notes, no. 1. Memoirs of the Queensland Museum. 9(3): 261–297, pls 30–31Fukumori H., Yahagi T., Warén A. & Kano Y. (2019). Amended generic classification of the marine gastropod family Phenacolepadidae: transitions from snails to limpets and shallow-water to deep-sea hydrothermal vents and cold seeps. Zoological Journal of the Linnean Society. 185(3): 636–655
Phenacolepadidae
{{Phenacolepadidae-stub