''Magilus'' is a
genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
sea snail
Sea snails are slow-moving marine (ocean), marine gastropod Mollusca, molluscs, usually with visible external shells, such as whelk or abalone. They share the Taxonomic classification, taxonomic class Gastropoda with slugs, which are distinguishe ...
s,
marine gastropod
Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, freshwater, and fro ...
mollusk
Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000 extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...
s 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 ...
Muricidae
Muricidae is a large and varied taxonomic family of small to large predatory sea snails, marine gastropod mollusks, commonly known as murex snails or rock snails. With over 1,700 living species, the Muricidae represent almost 10% of the Neog ...
, the murex snails or rock snails.
This genus was brought by Michel (1988) into the separate family
Magilidae together with ''
Latiaxis''
Description
Animal: The mantle-margin is thickened, the siphon very short. The foot is large, fleshy and oval.
The
operculum is ovate, the nucleus sublateral.
Shell: The shell, when young, is spiral and, thin. When adult,it is white, solid, tubular and spiral for three or four
whorl
A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs).
In nature
File:Photograph and axial plane floral diagra ...
s. The
body whorl
The body whorl is part of the morphology (biology), morphology of the gastropod shell, shell in those gastropod mollusks that possess a coiled shell. The term is also sometimes used in a similar way to describe the shell of a cephalopod mollusk ...
is prolonged into an irregular, straight or flexuous tube, solid posteriorly, and with a siphonal keel on the left side.
This curious genus lives in coral, and the inordinate extension of the lips of the shell is to enable the animal
to keep on a level with the surface of the coral as it continues to increase in size. As the shell grows, the tube
behind is filled up with solid calcareous matter.
Species
Species within the genus ''Magilus'' include:
* ''
Magilus antiquus''
Montfort, 1810
* ''
Magilus lankae''
Deraniyagala, 1968
* ''
Magilus latens''
Bozzetti, 2011
* ''
Magilus sowerbyi''
Massin, 1982
;Species brought into synonymy :
* ''
Magilus antiquatus''
Linnaeus: synonym of ''Magilus antiquus''
Montfort, 1810
* ''Magilus costatus''
G. B. Sowerby II, 1872: synonym of ''Magilus sowerbyi''
Massin, 1982 (invalid: junior homonym of ''Magilus costatus''
Chenu, 1843; ''M. sowerbyi'' is a replacement name)
* ''Magilus cumingii''
(H. Adams & A. Adams, 1864): synonym of ''
Coralliophila cumingii''
(H. Adams & A. Adams, 1864)
* ''Magilus djedah''
Chenu, 1843: synonym of ''
Leptoconchus djedah''
(Chenu, 1843) (original combination)
* ''
Magilus ellipticus''
G. B. Sowerby I, 1823: synonym of ''
Leptoconchus ellipticus''
(G. B. Sowerby I, 1823) (original combination)
* ''Magilus fimbriatus''
A. Adams, 1852: synonym of ''
Coralliophila fimbriata''
(A. Adams, 1852)
* ''Magilus globulosus'' Sowerby, G.B. III, 1872 : synonym of ''Magilus antiquus''
Montfort, 1810
* ''Magilus japonicus''
Deraniyagala, 1968: synonym of ''Magilus antiquus japonicus''
Deraniyagala, 1968 (original rank)
* ''Magilus lamarckii'' (Deshayes, 1863) : synonym of ''
Leptoconchus lamarckii''
Deshayes, 1863
* ''Magilus macrocephalus''
G. B. Sowerby III, 1919: synonym of ''Magilus microcephalus''
G. B. Sowerby II, 1872: synonym of ''Magilus antiquus''
Montfort, 1810 (described in synonymy)
* ''Magilus microcephalus''
Sowerby, G.B. III, 1872: synonym of ''Magilus antiquus''
* ''Magilus peronii''
Lamarck, J.B.P.A. de, 1818: synonym of ''Magilus antiquus''
* ''Magilus serratus''
Sowerby, G.B. III, 1872: synonym of ''Magilus antiquus''
* ''Magilus solidiusculus''
G. B. Sowerby II, 1872: synonym of ''
Leptoconchus solidiusculus''
(G. B. Sowerby II, 1872) (original combination)
* ''Magilus striatus''
(Rüppell, 1835):
synonym of ''
Leptoconchus striatus''
Rüppell, 1835
* M''agilus tenuis''
Chenu, 1843: synonym of ''
Leptoconchus tenuis''
(Chenu, 1843) (original combination)
References
* Vaught, K.C. (1989). ''A classification of the living Mollusca''. American Malacologists: Melbourne, FL (USA). . XII, 195 pp
External links
Montfort P. [Denys de]. (1808-1810). Conchyliologie systématique et classification méthodique des coquilles. Paris: Schoell. Vol. 1: pp. lxxxvii + 409 [1808]. Vol. 2: pp. 676 + 16Guettard J.E. (1770). Mémoires sur différentes parties des Sciences et Arts [qui referme] ... Deuxième Mémoire, qui renferme la concordance des auteurs qui ont parlé des tuyaux marins fossiles, auxquels on a comparé ceux qui se pêchent actuellement dans la mer. Classe des Tuyaux Marins. Troisième Mémoire. Sur les erreurs où l'on a été au sujet des tuyaux marins. Paris, Prault. 3(544): 71Neave, Sheffield Airey. (1939-1996). Nomenclator Zoologicus vol. 1-10 Online
{{Taxonbar, from=Q6731104
Gastropod genera