Subspecies Gyliotrachela australis napierana Solem, 1981
Napier Range Trumpetsnail
Compiler and date details
April 2012 - Dr John Stanisic
- Gyliotrachela napierana Solem, A. 1981. Small land snails from northern Australia. 1. Species of Gyliotrachela Tomlin, 1930 (Mollusca : Pulmonata : Vertiginidae). Journal of the Malacological Society of Australia 5: 87-100 [90].
Type data:
Holotype WAM 715.79, 0.6 km SW of road along N side of Napier Range, 5.9 km NW of Yammera Gap, Napier Range, WA.
Paratype(s) WAM 716.79 1 specimen; WAM 717.79, 1 specimen; FMNH 200514 47 specimens (from type locality); AM C117951 2 specimens; FMNH 200516 91 specimens (from other localities).
Introduction
Gyliotrachela australis napierana can be distinguished from the nominal subspecies by the smaller size, more strongly developed apertural teeth and the greater upward deflection of the last whorl. This species is confined to the Napier Range in the KImberley, northern Western Australia.
Distribution
States
Western Australia
Extra Distribution Information
Napier Range, WA
Australian Endemic.
IBRA
WA: Central Kimberley (CK)
Distribution References
- Pokryszko, B.M. 1996. The Gastrocoptinae of Australia (Gastropoda: Pulmonata: Pupilloidea): systematics, distribution and origin. Invertebrate Taxonomy 10: 1085-1150 [1117-1122]
- Solem, A. 1981. Small land snails from northern Australia. 1. Species of Gyliotrachela Tomlin, 1930 (Mollusca : Pulmonata : Vertiginidae). Journal of the Malacological Society of Australia 5: 87-100 [90]
Ecological Descriptors
Saxicoline, terrestrial.
Extra Ecological Information
Under rocks on limestone outcrops.
Diagnosis
Shell tiny, dark brown, trochoid with a prominent peripheral angle and subperipheral sulcus; sculpture of spiral threads and weak axial growth threads; last whorl trumpet-like and flared, detached from shell and deflected upward; aperture ovate with very strongly developed parietal and palatal teeth, accessory teeth prominent; umbilicus open; height 2.0mm.
Diagnosis References
Pokryszko, B.M. 1996. The Gastrocoptinae of Australia (Gastropoda: Pulmonata: Pupilloidea): systematics, distribution and origin. Invertebrate Taxonomy 10: 1085-1150
Solem, A. 1981. Small land snails from northern Australia. 1. Species of Gyliotrachela Tomlin, 1930 (Mollusca : Pulmonata : Vertiginidae). Journal of the Malacological Society of Australia 5: 87-100
Solem, A. 1989. Non-camaenid land snails of the Kimberley and Northern Territory, Australia. I. Systematics, affinities and ranges. Invertebrate Taxonomy 2(4): 455-604
General References
Pokryszko, B.M. 1996. The Gastrocoptinae of Australia (Gastropoda: Pulmonata: Pupilloidea): systematics, distribution and origin. Invertebrate Taxonomy 10: 1085-1150 [1117]
Smith, B.J. 1992. Non-Marine Mollusca. In, Houston, W.W.K. (ed.). Zoological Catalogue of Australia. Non-marine Mollusca. Canberra : Australian Government Publishing Service Vol. 8 xii 408 pp. [292]
Solem, A. 1989. Non-camaenid land snails of the Kimberley and Northern Territory, Australia. I. Systematics, affinities and ranges. Invertebrate Taxonomy 2(4): 455-604
Stanisic, J., Shea, M., Potter, D. & Griffiths, O. 2017. Australian Land Snails. Volume 2. A field guide to southern, central and western species. Mauritius : Bioculture Press Vol. 2 pp. 580. [for nomenclature purposes, all taxa described in this volume must be dated 2018] [60]
History of changes
| Published | As part of group | Action Date | Action Type | Compiler(s) |
|---|---|---|---|---|
| 24-Jul-2012 | 24-Jul-2012 | MODIFIED | ||
| 27-Jun-2012 | 27-Jun-2012 | MODIFIED | ||
| 12-Feb-2010 | (import) |