''Diala'' 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 ...
Dialidae.
Description
The
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 are not varicose, occasionally featuring nodules around the middle. The
columella
Lucius Junius Moderatus Columella (, Arabic: ) was a prominent Roman writer on agriculture in the Roman Empire.
His in twelve volumes has been completely preserved and forms an important source on Roman agriculture and ancient Roman cuisin ...
is relatively straight and not truncated. The outer
lip
The lips are a horizontal pair of soft appendages attached to the jaws and are the most visible part of the mouth of many animals, including humans. Mammal lips are soft, movable and serve to facilitate the ingestion of food (e.g. sucklin ...
is not thickened.
Species
Species within the genus ''Diala'' include:
* ''
Diala albugo''
(Watson, 1886)
* ''
Diala exilis''
(Tryon, 1866)
* ''
Diala lirulata''
Thiele, 1930
* ''
Diala megapicalis''
Ponder & de Keyzer, 1992
* ''
Diala pusilla''
Thiele, 1930
* ''
Diala semistriata''
(Philippi, 1849) - type species as ''Diala varia'' Adams A., 1861
* ''
Diala stephensae''
(Baker, Hanna & Strong, 1930)
* ''
Diala sulcifera''
(A. Adams, 1862) - synonym: ''Diala flammea'' (Pease, 1868)
* ''
Diala suturalis''
(A. Adams, 1863) - synonym: ''Diala lauta'' (Adams)
* ''
Diala virgata''
Hedley, 1899 (''
taxon inquirendum'')
;Species brought into synonymy:
* ''Diala acuta''
Carpenter, 1864: synonym of ''
Pseudodiala acuta''
(Carpenter, 1864)
* ''Diala africana''
Bartsch, 1915: synonym of ''
Diala almo''
Bartsch, 1915
* ''Diala almo''
Bartsch, 1915: synonym of ''Hydrobiidae incertae sedis almo''
(Bartsch, 1915) (original combination)
* ''Diala basispiralis''
(Chapman-Smith & Grant-Mackie, 1971): synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala cacuminata''
Laseron, 1956: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala capensis''
G. B. Sowerby III, 1889: synonym of ''
Alaba pinnae''
(Krauss, 1848)
* ''Diala conica''
Turton, 1932: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala cornea''
A. Adams, 1861: synonym of ''
Alaba cornea''
(A. Adams, 1861)
* ''Diala diffilata''
Laseron, 1956: synonym of ''
Alaba diffilata''
(Laseron, 1956)
* ''Diala electrina''
Carpenter, 1864: synonym of ''
Lirobarleeia''
Ponder, 1983
* ''Diala flammea''
Pease, 1868: synonym of ''
Diala sulcifera''
(A. Adams, 1862)
* ''Diala fragilis''
Thiele, 1930: synonym of ''
Alaba fragilis''
(Thiele, 1930)
* ''Diala fuscopicta''
E. A. Smith, 1890: synonym of ''
Barleeia fuscopicta''
(E. A. Smith, 1890)
* ''Diala hartmeyeri''
Thiele, 1930: synonym of ''
Alaba hartmeyeri''
(Thiele, 1930)
* ''Diala infrasulcata''
G.B. Sowerby III, 1892: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala lauta''
(Adams, 1862): synonym of ''
Diala suturalis''
(A. Adams, 1863)
* ''Diala leithii''
(E. A. Smith, 1876): synonym of ''
Mainwaringia leithii''
(E. A. Smith, 1876)
* ''Diala lirata''
Laseron, 1950: synonym of ''
Diffalaba opiniosa''
Iredale, 1936
* ''Diala ludens''
Melvill & Standen, 1895: synonym of ''
Diala albugo''
(Watson, 1886)
* ''Diala macula''
Nevill, 1885: synonym of ''
Diala varia''
A. Adams, 1861: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala marmorea''
Carpenter, 1864: synonym of ''
Pseudodiala acuta''
(Carpenter, 1864)
* ''Diala pinnae''
(Krauss, 1848): synonym of ''
Alaba pinnae''
(Krauss, 1848)
* ''Diala planalba''
Laseron, 1956: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala polita''
Preston, 1905: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala simplex''
E. A. Smith, 1875: synonym of ''
Barleeia simplex''
(E. A. Smith, 1875)
* ''Diala stricta''
Habe, 1960: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala tesselata''
Tenison-Woods, 1876: synonym of ''
Alaba monile''
A. Adams, 1862
* ''Diala translucida''
Hedley, 1905: synonym of ''
Styliferina translucida
''Styliferina'' is a genus of sea snails, marine (ocean), marine gastropod mollusks in the family (biology), family Litiopidae.
Species
Species within the genus ''Styliferina'' include:
* ''Styliferina goniochila'' A. Adams, 1860
* ''Styliferi ...
''
(Hedley, 1905)
* ''Diala trilirata''
Melvill, 1906: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala varia''
Adams A., 1861: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala vestigia''
Laseron, 1956: synonym of ''
Diala semistriata''
(Philippi, 1849)
* ''Diala vitrea''
G. B. Sowerby III, 1915: synonym of ''
Diffalaba vitrea''
(G. B. Sowerby III, 1915)
* ''Diala watsoni''
Laseron, 1956: synonym of ''
Diala semistriata''
(Philippi, 1849)
;Taxa inquirenda:
* † ''Diala angustifera''
Nomura, 1935
* ''Diala fragilis''
(Fenaux, 1943)
* ''Diala lirata''
H. Adams & A. Adams, 1864
* ''Diala nodicincta''
H. Adams & A. Adams, 1864
* ''Diala succincta''
A. Adams, 1870 (unassessed, use in recent literature not established by editor)
References
Further reading
*
*
{{Taxonbar , from=Q3141379
Dialidae
Diala