Pupa affinis

Pupa affinis 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.[1][2]

Pupa affinis
A shell of Pupa affinis
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
informal group Lower Heterobranchia
Superfamily:
Acteonoidea
Family:
Acteonidae
Genus:
Pupa
Species:
P. affinis
Binomial name
Pupa affinis
(A. Adams, 1855)
Synonyms[1]
  • Acteon pilsbryi Cossmann, 1902
  • Buccinulus albus Hutton, 1873
  • Buccinulus fraterculus Dunker, 1882
  • Buccinulus gracilis Kirk, 1882
  • Buccinulus intermedius Angas, 1879
  • Buccinulus kirki Hutton, 1873
  • Buccinulus niveus Angas, 1871
  • Buccinulus strigosus Gould, 1859
  • Pupa kirki (Hutton, 1873)
  • Pupa nivea (Angas, 1871)
  • Pupa strigosa sekii Habe, 1958
  • Pupa thaanumi Pilsbry, 1917
  • Solidula affinis A. Adams, 1855 (basionym)
  • Tornatella fumata Reeve, 1865

Description

The shell is 15 mm in length and is usually white, beige, or brown, with or without black markings. It is egg shaped (ovate) with an elevated spire. The columella or central axis of the shell has a large double fold.[3]

Synonyms
  • 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 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

A synonym of this species, described for science by Frederick Hutton, may have been named for New Zealand cephalopod biologist Thomas William Kirk, or his father Thomas Kirk, curator of the Auckland Museum.[4]

References
  1. Bouchet, P. (2012). Pupa affinis. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=215315 on 2012-06-04
  2. Powell A. W. B., New Zealand Mollusca, William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1
  3. Rudman, W.B., 2003 (22 May) Pupa kirki (Hutton, 1873). [In] Sea Slug Forum. Australian Museum, Sydney. Available from "The Sea Slug Forum - Pupa kirki". Archived from the original on 15 June 2010. Retrieved 24 August 2009.
  4. Biographical Etymology of Marine Organism Names
  • Dautzenberg, Ph. (1929). Contribution à l'étude de la faune de Madagascar: Mollusca marina testacea. Faune des colonies françaises, III(fasc. 4). Société d'Editions géographiques, maritimes et coloniales: Paris. 321–636, plates IV-VII pp.
  • Beu A.G. (2004) Marine Mollusca of oxygen isotope stages of the last 2 million years in New Zealand. Part 1: Revised generic positions and recognition of warm-water and cool-water migrants. Journal of the Royal Society of New Zealand 34(2): 111–265. page(s): 218
  • Burn R. (2006) A checklist and bibliography of the Opisthobranchia (Mollusca: Gastropoda) of Victoria and the Bass Strait area, south-eastern Australia. Museum Victoria Science Reports 10:1–42.
  • Spencer H.G., Willan R.C., Marshall B.A. & Murray T.J. (2011) Checklist of the Recent Mollusca Recorded from the New Zealand Exclusive Economic Zone.


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