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Jardinella corrugata Ponder & Clark, 1990

Diagnostic features

This trochiform species reaches about 4 mm in length and often has part of the last whorl disjunct. It is sculptured with distinct axial riblets and has a prominent umbilicus. It occurs with J. edgbastonensis and differs from that species in the sculpture, in having a wider umbilicus and a shorter spire.

Classification

Jardinella corrugata Ponder & Clark, 1990

Class Gastropoda

Subclass Caenogastropoda

Order Littorinimorpha 

Superfamily Truncatelloidea

Family Tateidae

Genus Jardinella Iredale & Whitley,1938

Original name: Jardinella corrugata Ponder & Clark, 1990. Ponder, W. F. and Clark, G. A. (1990). A radiation of hydrobiid snails in threatened artesian springs in western Queensland. Records of the Australian Museum 42(3): 301-363.

Type locality: "Big Spring", Edgbaston Station, about 31 km northeast of Aramac, Queensland.

Biology and ecology

Lives in springs in the Edgbaston group.

Additional information on the biology and ecology of members of this family can be found in Fauna of Australia, vol. 5B, p. 752-755.

Distribution

Springs to the southeast of "Edgbaston" Homestead, about 30 km northeast of Aramac, Queensland.

Notes

This large, highly distinct Queensland Mound Spring Jardinella species has the last whorl separate or "unravelled" from the parietal wall. It also has sharp axial riblets and a wide umbilicus.

Further reading

Perez, K. E., Ponder, W. F., Colgan, D. J., Clark, S. A. & Lydeard, C. (2005). Molecular phylogeny and biogeography of Spring-associated hydrobiid snails of the Great Artesian Basin, Australia. Molecular Phylogenetics and Evolution 34: 545-556.

Ponder, W. F. & Clark, G. A. (1990). A radiation of hydrobiid snails in threatened artesian springs in western Queensland. Records of the Australian Museum 42: 301-363.