Molecular Phylogeny Reveals a New Snorkel Snail, Rhiostoma panhai sp. nov., from Thailand (Gastropoda: Caenogastropoda: Cyclophoridae)

Authors

  • Pongpun Prasankok School of Biology, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima 30000, THAILAND

Keywords:

DNA barcoding, mitochondrial DNA, operculate land snail, taxonomy

Abstract

The present study used two mitochondrial gene fragments (COI and 16S rRNA) and morphology to reveal a new species of Rhiostoma in Thailand: Rhiostoma panhai sp. nov. Genetic divergence between the new species and other Rhiostoma species was high, ranged from 14 to 19% p-distance. Phylogenetic analyses confirmed the novelty of this new species. The new species differs from other Rhiostoma species by having a detached whorl shorter than the aperture width (mean detached-whorl length/aperture width: 0.89±1.40), a small, curved, and slender tubular breathing device, and dark brown with paler zigzag streaks periostracum.

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Published

2023-09-01

How to Cite

[1]
Prasankok, P. 2023. Molecular Phylogeny Reveals a New Snorkel Snail, Rhiostoma panhai sp. nov., from Thailand (Gastropoda: Caenogastropoda: Cyclophoridae). Tropical Natural History. 7 (Sep. 2023), 251–259.

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