''Minolia edithae'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

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 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 ...

in 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 ...

Solariellidae.

Description

The size of the shell attains 6 mm. The white shell has a subconical shape and is narrowly umbilicated. The shell contains 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). Whorls in nature File:Photograph and axial plane floral ...

s. The

aperture In optics, an aperture is a hole or an opening through which light travels. More specifically, the aperture and focal length of an optical system determine the cone angle of a bundle of rays that come to a focus in the image plane. An opt ...

is ovate-triangular. The outer lip is simple. The columellar margin is reflected. ''Minolia ceraunia'' and ''Minolia edithae'' look very much alike, but are distinguished by the following characters. ''Minolia edithae'' has the whole surface of the shell, including the base, finely concentrically lirate, whilst the base of ''

Minolia ceraunia ''Minolia ceraunia'' is a species of minute sea snail, a marine gastropod mollusk in the family Solariellidae. Description The height of the shell attains 3 mm and its diameter 5 mm. The white, solid, and deeply umbilicated shell has ...

'' is smooth. That species is also very depressed, while ''Minolia edithae'' is conical in form. The disposition of markings, while the same round the whorls, has an arrangement of zigzag rufous lines, edged with white, regularly disposed, as if originating from a common axis (the apex), and towards the base becoming quite different, for, while in ''Minolia ceraunia'' a very beautiful crimson band is formed by the junction of these lines. In ''Minolia edithae'' this is absent, and the base is almost white.J. Cosmo Melvill, ''Descriptions of eleven new species belonging to the genera Columbarium, Pisania, Minolia, Liotia and Solarium''; Journal of Conchology v. 6 (1889–1891)
/ref>

Distribution

The marine species occurs off the

Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...

References

External links

* {{DEFAULTSORT:Minolia Edithae edithae Gastropods described in 1891