Echyridella onekaka is a species of freshwater mussel endemic to New Zealand. E. onekaka is an aquatic bivalve mollusc in the family Unionidae, the river mussels.

Echyridella onekaka

Naturally Uncommon (NZ TCS)[1]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Bivalvia
Order: Unionida
Family: Unionidae
Genus: Echyridella
Species:
E. onekaka
Binomial name
Echyridella onekaka
(Fenwick & Marshall, 2006)[2]

Taxonomy edit

The species was first recognised as a distinct species by Mark Fenwick and Bruce Marshall in 2006. It can be distinguished from Echyridella menziesii by a more strongly separated anterior pedal retractor muscle.[2]

Distribution edit

Echyridella onekaka is found exclusively in the north-west of the South Island.[4] It is the rarest known freshwater mussel species in New Zealand.[5]

References edit

  1. ^ Grainger, Natasha; Collier, Kevin; Hitchmough, Rod; Harding, Jon; Smith, Brian; Sutherland, Darin (May 2014). Conservation status of New Zealand freshwater invertebrates, 2013 (PDF). Wellington, New Zealand: Department of Conservation. p. 17. ISBN 9780478150155. Retrieved 24 June 2016.
  2. ^ a b Fenwick, Mark C; Marshall, Bruce A (2006). "A new species of Echyridella from New Zealand, and recognition of Echyridella lucasi (Suter, 1905)(Mollusca: Bivalvia: Hyriidae)". Molluscan Research. 26 (2): 69–76.
  3. ^ "Echyridella onekaka Fenwick & B. A. Marshall, 2006". WoRMS. World Register of Marine Species. Retrieved 26 May 2023.
  4. ^ Vennell, Robert (5 October 2022). Secrets of the Sea: The Story of New Zealand's Native Sea Creatures. HarperCollins Publishers Ltd. pp. 38–43. ISBN 978-1-77554-179-0. Wikidata Q114871191.
  5. ^ Steiner, Konstanze; Dyer, Niamh; Lee, Charles K; Vandergoes, Marcus J; Wood, Susanna A (2022). "Development of a triplex droplet digital polymerase chain reaction assay for the detection of three New Zealand native freshwater mussels (Echyridella) in environmental samples". Environmental DNA. 4 (5): 1065–1077. doi:10.1002/edn3.302. ISSN 2637-4943.