Pupa is a genus

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of small sea snail, a marine

Marine (ocean)

Marine is an umbrella term. As an adjective it is usually applicable to things relating to the sea or ocean, such as marine biology, marine ecology and marine geology...

 gastropod mollusc in the family

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 Acteonidae

Acteonidae

Acteonidae, common name the "barrel bubble snails", is a family of small sea snails, marine gastropod mollusks of the informal group Lower Heterobranchia.-Shell description:The shell is usually smaller than 25 mm...

.

The genus is named Pupa because the shell of these snails resemble an insect pupa

Pupa

A pupa is the life stage of some insects undergoing transformation. The pupal stage is found only in holometabolous insects, those that undergo a complete metamorphosis, going through four life stages; embryo, larva, pupa and imago...

 in overall shape.

The seaslugs of the genus Pupa have a large headshield with a deep median slit, separating it into two posteriorly projecting lobes.

Species

According to the World Register of Marine Species (WoRMS), the following species are included within the genus Pupa:

• Pupa affinis (A. Adams, 1855)
• Pupa nitidula (Lamarck, 1816)
• Pupa nivea (Angas, 1871) : synonym of Pupa affinis (A. Adams, 1855)
• Pupa solidula (Linnaeus, 1758)
• Pupa strigosa (Gould, 1859)
• Pupa sulcata (Gmelin, 1790)
• Pupa suturalis (A. Adams, 1854)
• Pupa tragulata Iredale, 1936

The database Indo-Pacific Molluscan Database (OBIS) also includes the following names in current use :

• Pupa acuta
• Pupa alba (Hutton, 1873)
• Pupa alveola (Souverbie, 1863)
• Pupa cinerea
• Pupa fraterculus
• Pupa insculpta
• Pupa kirki
  Pupa kirki
  Pupa kirki is a species of small sea snail, a marine gastropod mollusc in the family Acteonidae. It is found in the waters around the North Island of New Zealand.The length is 15 mm....
  
  (Hutton, 1873)
• Pupa niecaensis (Barnard, 1963)
• Pupa nitidula (Lamarck, 1816)
• Pupa pascuana Raines, 2002
• Pupa pudica
• Pupa pusilla
• Pupa roseomaculata Iredale, 1936
• Pupa strigosa
• Pupa tessellata
  Pupa tessellata
  Pupa tessellata is a species of small sea snail, a marine gastropod mollusc in the family Acteonidae.-External links:*...
  
  (Reeve, 1842)
• Pupa thaanumi Pilsbry, 1917
• Pupa tragulata Iredale, 1936
• Pupa (Pupa) coccinata (Reeve, 1842-c)
• Pupa (Rictaxiella) choshiensis (Habe, 1958-c)

----

• Pupa affinis Adams, 1854
  • Distribution : South Africa, Red Sea, Indo-Pacific
  • Length : 11-20 mm
  • Description : cream-colored shell with horizontal spiraled patterns (dark brown, light brown or greenish) without dark borders; sharp apex
• Pupa alveola Souverbie, 1863
  • Distribution : Indo-Pacific
• Pupa choshiensis T. Habe, 1958
  • Distribution : Japan
• Pupa cinerea R. B. Watson, 1886
  • Distribution : Japan
• Pupa clathrata Yokoyama, 1922
  • Distribution : Japan
• Pupa coccinata L. A. Reeve, 1842 (considered by some to be a color form of Pupa strigosa)
  • Distribution : Japan, tropical Indo-West Pacific
  • Length : 25 mm
  • Description : headshield flaps cover the opening of the mantle cavity; white-colored with many orange-red spots in spiraling bands
• Pupa davisi Kilburn, 1975
  • Distribution: South Africa
  • Length : 12.5 mm
  • Description : cream-colored shell with sharp apex.

• Pupa fumata Gould, 1859 Brown Pupa
  • Distribution : tropical, Western Australia, Indo-Pacific
  • Length : 20 mm
  • Description : shell with spiral ribs; patterns of brown or gray spots on a cream-colored background; whorls separated by a white narrow band.

• Pupa niecaensis K. H. Barnard, 1963
  • Distribution : South Africa
• Pupa nitulida Lamarck
  Jean-Baptiste Lamarck
  Jean-Baptiste Pierre Antoine de Monet, Chevalier de la Marck , often known simply as Lamarck, was a French naturalist...
  
  , 1818 Smooth pink pupa
  • Distribution : Indo-Pacific, Philippines, New Caledonia, South Africa
  • Length : 10-18 mm
  • Description : shell has a smooth creamy to pink color; sharp apex.
• Pupa nivea Angas, 1871 : synonym of Pupa affinis (A. Adams, 1855)
  • Distribution : West Australia
  • Length : 14 mm
  • Description : slender, elongate shell with sharp apex; white colored with numerous fine spiral grooves.
• Pupa pudica Adams, 1854
  • Distribution : Hawaii
  • Length : 7 mm
  • Description : pink-colored elongate shell, with spiral bands of lightbrown patterns.
• Pupa solidula Linnaeus, 1758 Solid pupa
  • Distribution : cosmopolitan, Indo-Pacific
  • Length : 15-35 mm
  • Description: shell with a white background, covered with horizontally spiraling bands of dark brown to light brown patterns; sharp apex.
• Pupa solidula fumata (= Pupa fumata) Reeve, 1865 Brown pupa
  • Distribution : Philippines, Thailand
  • Length : 6 mm
• Pupa strigosa Gould, 1859
  • Distribution : Indo-West Pacific, Japan, Taiwan, South China Sea
  • Length : 13 mm
  • Description : intertidal to 100 m in sand; white-colored with many black spiral grooves.
• Pupa strigosa sekii Habe, 1958
  • Distribution : Japan
• Pupa sulcata Gmelin, 1791 Furrowed pupa
  • Distribution : cosmopolitan, tropical Indo-Pacific, Japan
  • Length : 10-25 mm
  • Description : intertidal and up to depths of 30 m, burrowing in the sand; lightbrown shell with horizontal darker bands, where the darkest parts form a vertical band; sharp apex
• Pupa suturalis A. Adams, 1855
  • Distribution : Indo-Pacific

External links

• Powell A. W. B.
  Arthur William Baden Powell
  Dr Arthur William Baden Powell CBE was a New Zealand malacologist, naturalist and palaeontologist, a major influence in the study and classification of New Zealand molluscs through much of the twentieth century. He was known to his friends and family by his third name, "Baden".Powell was born at...
  
  , New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
• Photo
• Nomenclator Zoologicus info