''Mitromorpha axiscalpta'' is a species 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 ...
, a marine
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 in the
family Mitromorphidae
Mitromorphidae is a monophyletic family of small to medium-sized sea snails, marine gastropod mollusks in the superfamily Conoidea.Bouchet, P. (2011). Mitromorphidae Casey, 1904. In: MolluscaBase (2018). Accessed through: World Register of Marin ...
.
[MolluscaBase (2018). Mitromorpha axiscalpta Verco, 1909. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=598998 on 2018-03-10]
Description
(Original description) It has the shape of ''
Mitromorpha alba
''Mitromorpha alba'' is a species of sea snail, a marine gastropod mollusk in the family Mitromorphidae.
The variety ''Mitromorpha alba'' var. ''axiscalpta'' Verco, 1909is a synonym of '' Mitromorpha axiscalpta'' Verco, 1909 (original rank)
De ...
''
(Petterd, 1879) but has crowded axial incisions granulating the spirals. It has also three spiral rows of small, square brown spots on the
body whorl
The body whorl is part of the morphology of the 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.
In gastropods
In gastropods, the b ...
, one just below the suture, but not on the first spiral as in some of the typical ''M. alba''; a second starting just above the
aperture and winding round to just above the middle of the outer
lip; a third beginning just above the two nodules on the outer lip and running over the back of the aperture. The upper two rows appear in the spire whorls. Sometimes the shell is flamed with very light-brown between the spots axially.
Verco, J.C. 1909. ''Notes on South Australian marine Mollusca with descriptions of new species. Part XII.'' Transactions of the Royal Society of South Australia 33: 293–342
Distribution
This marine species is endemic to Australia and occurs off South Australia.
References
External links
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{{DEFAULTSORT:Mitromorpha Axiscalpta
axiscalpta
Gastropods described in 1909
Gastropods of Australia