Gulella

Gulella is a genus of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Streptaxidae.

Gulella
Two different views of two shells of Gulella io
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia
clade Euthyneura
clade Panpulmonata
clade Eupulmonata
clade Stylommatophora
informal group Sigmurethra
Superfamily:
Streptaxoidea
Family:
Streptaxidae
Subfamily:
Ptychotrematinae
Genus:
Gulella

Until recently, species which are now in the genus Costigulella were included here.

Distribution

Distribution of the genus Gulella include:

Species

Species within the genus Gullela include:

subgenus Avakubia Pilsbry, 1919[4]

  • Gulella avakubiensis Pilsbry, 1919[3]

subgenus Conogulella Pilsbry, 1919[4]

  • Gulella conospira (Martens, 1892)[3]

subgenus Gulella Pfeiffer, 1856

  • Gulella laevigata (Dohrn, 1865)[3]
  • Gulella mikenoensis (Preston, 1913)[3]

subgenus Molarella Connolly, 1922[5]

  • Gulella malasangiensis (Preston, 1913)[3]
  • Gulella ugandensis (E. A. Smith, 1901)[3]

subgenus Paucidentina Martens, 1897[6]

  • Gulella brevis (Thiele, 1911)[3]
  • Gulella masisiensis Pilsbry, 1919[3]

subgenus Plicigulella Pilsbry, 1919[4]

  • Gulella vicina adelpha (Preston, 1913)[3]

subgenus Primigulella Pilsbry, 1919[4]

  • Gulella linguifera (Martens, 1895)[3]

subgenus Pupigulella Pilsbry, 1919[4]

  • Gulella pupa (Thiele, 1911)[3]

subgenus Silvigulella Pilsbry, 1919[4]

  • Gulella kuiperi de Winter, 2007[7]
  • Gulella osborni Pilsbry, 1919[3]

subgenus Tortigulella Pilsbry, 1919[4]

  • Gulella cara Pilsbry, 1919[3]
  • Gulella heteromphala Pilsbry, 1919[3]
  • Gulella lessensis Pilsbry, 1919[3]
  • Gulella obani Oke, 2007[8]

subgenus Wilmattina Pilsbry & Cockerell, 1933[9]

  • Gulella disseminata (Preston, 1913)[3]

subgenus ?

synonyms:

gollark: It's weird, since people's *hands* aren't getting bigger.
gollark: Alternatively, at least a nuclear-powered watch, so I can avoid the hassle of changing the battery every 7 years.
gollark: RTG-powered phones really *would* be convenient.
gollark: Which for some EXTREMELY ANNOYING reason, rarely let you replace the battery without problems.
gollark: No, I mean in phones.

References
  1. (in German) Pfeiffer L. (1856). "Versuch einer Anordnung der Heliceen nach natürlichen Gruppen". Malakozoologische Blätter 2: 112-185. Cassel.
  2. Sutcharit C., Naggs F., Wade C. M., Fontanilla I. & Panha S. (2010). "The new family Diapheridae, a new species of Diaphera Albers from Thailand, and the position of the Diapheridae within a molecular phylogeny of the Streptaxoidea (Pulmonata: Stylommatophora)". Zoological Journal of the Linnean Society 160: 1-16. doi:10.1111/j.1096-3642.2009.00598.x.
  3. Wronski T. & Hausdorf B. (2010). "Diversity and body-size patterns of land snails in rain forests in Uganda". Journal of Molluscan Studies 76(1): 87-100. doi:10.1093/mollus/eyp048.
  4. Pilsbry H. A. (1919). "A review of the land mollusks of the Belgian Congo chiefly based on the collection of the American Museum Congo Expedition, 1909–1915". Bulletin of the American Museum of Natural History 40(1): 1-370. page 7, 215-216, 228, 231, 233-234.
  5. Connolly (1922). Ann. Mag. Nat. Hist. (9)10: 500.
  6. Martens (1897). Besch. Weicht. Dtsch.-O.-Afr. 4(4-5): 16.
  7. de Winter A. J. (2007). "Gulella (Silvigulella) kuiperi spec. nov., a new minute land snail from Cameroon (Gastropoda, Pulmonata, Streptaxidae)". Basteria suppl 3: 69-72.
  8. Oke C. O. (2007). "A new species of Streptaxidae (Mollusca: Gastropoda: Pulmonata) from southeastern Nigeria". African Zoology 42(2): 286-288. doi:10.3377/1562-7020(2007)42[286:ANSOSM]2.0.CO;2.
  9. Pilsbry H. A. & Cockerell (1933). Proc. zool. Soc. London 1933: 370.
  10. Emberton K. C. (2002). "Parvedentulina and edentate Gulella of Madagascar (Gastropoda: Stylommatophora: Streptaxidae)". Archiv für Molluskenkunde 131(1/2): 67-165. abstract.
  11. Emberton K C., Slapcinsky J., Campbell C. A., Rakotondrazafy J. A., Andriamiarison T. N. & Emberton J. D. (2010). "Terrestrial mollusks of Andriantantely Massif, Eastern Madagascar, with descriptions of 36 new species (Gastropoda: Caenogastropoda; Pulmonata)". Archiv für Molluskenkunde 139(1): 71-141. doi:10.1127/arch.moll/1869-0963/139/071-141
  12. Emberton K. C. & Griffiths O. L. (2009). "Pulmonate land mollusks from three rainforest transects in northeastern Madagascar: part 1 of 2, with descriptions of 12 new species and one new subspecies (Gastropoda: Pulmonata)". Archiv für Molluskenkunde 138(2): 137-167. doi:10.1127/arch.moll/1869-0963/138/137-167.
  13. Herbert D. (2006). "Rediscovery of the type species of Euonyma (Subulinidae) and observations on South African species of Gulella (Streptaxidae), with description of two new species (Gastropoda: Eupulmonata)". Journal of Natural History 40(17-18): 1063-1081. doi:10.1080/00222930600845218.
  14. Herbert D. G. (2002). "Gulella salpinx sp. n., a new critical endangered holoendemic species from the limestone deposits of the Marble Delta, KwaZuluNatal, South Africa (Mollusca: Gastropoda: Streptaxidae)". African Invertebrates 43: 125-138. abstract.
  15. van Bruggen A. C. (June 2007). "Studies on the Streptaxidae (Mollusca: Gastropoda Pulmonata) of Malaŵi 9. Description of Gulella streptostelopsis, a new Streptostele-like species of Gulella". Zoologische Mededelingen 81(1). http://www.zoologischemededelingen.nl/81/nr01/a01 Archived 2014-01-16 at the Wayback Machine
  16. Bruggen A. C. van (2008). "Studies on the Streptaxidae (Mollusca: Gastropoda Pulmonata) of Malaŵi 10. Description of Gulella systemanaturae, a new species from Dedza Mountain". Zoologische Mededelingen Leiden, 82(2) pp. 9-14. HTM Archived 2014-01-16 at the Wayback Machine, PDF.
  17. Gerlach J. (2006). Glabrennea thomasseti. In: IUCN 2010. IUCN Red List of Threatened Species. Version 2010.3. <www.iucnredlist.org>. Downloaded on 2 October 2010.

Further reading
  • Burnup H. C. (1925). "On some South African Gulellae, with descriptions of new species and varieties. Part 1." Annals of the Natal Museum 5: 101-158; pls. 8-9.
  • Verdcourt B. (1985). "New taxa of Gulella L. Pfr. and Ptychotrema Mörch (Mollusca, Streptaxidae) from Eastern Africa". Journal of Conchology 32(1): 109-122. abstract.
  • Media related to Gulella at Wikimedia Commons
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