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Crassitoniella thola

Crassitoniella thola is a species of sea snail in the genus Crassitoniella. It is endemic to New Zealand, found off the northern coast of the North Island, primarily in the waters surrounding Manawatāwhi / Three Kings Islands.

Description

In the original description, Ponder described the species as below:

The species' shells are more bluntly conical and wider than Eatoniella pallida, which has a similar appearance. The shell of the holotype of the species has a height of , and a width of .

Taxonomy

The species was first described by Winston Ponder in 1965 as Eatoniella (Albitoniella) thola, who tentatively placed the species within the subgenus Albitoniella. The holotype of the species is held by the National Institute of Water and Atmospheric Research. Ponder and E. K. Yoo stated that the species was likely a member of Crassitoniella in 1978. The species was recombined as Crassitoniella thola in 1995.

Distribution and habitat

C. thola is endemic to the waters of north of the North Island of New Zealand, primarily found around Manawatāwhi / Three Kings Islands. Some members have been found in the Bay of Plenty, and off the eastern coast of East Cape.

References

Further reading

  • Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p. 90)
  • Spencer, H.G., Marshall, B.A. & Willan, R.C. (2009). Checklist of New Zealand living Mollusca. pp 196–219. in: Gordon, D.P. (ed.) New Zealand inventory of biodiversity. Volume one. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia. Canterbury University Press, Christchurch.