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Page last updated
Wed 1 October 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Search the database pages:

Bivalvia | Unionoida | Hyrioidea | Hyriidae | Hyriinae | Echyridella

species Echyridella onekaka Fenwick & Marshall, 2006: specimens
     1 available nominal species synonym (2 total synonyms)

Recent Taxonomic Opinions

Echyridella onekakaGraf & Cummings (2007), Bogan (2010), IUCN (2013), Marshall et al. (2014), Walker et al. (2014), Graf & Cummings (2021)

Range

Southwestern South Island, New Zealand.

Map of Georeferenced Specimens

species map


New Zealand

specimen
AMS_12005

Cantebury Creek, South Island, New Zealand

specimen
FMNH_168001

Kotinga, Golden Bay, New Zealand; 40°50’S, 172°50’E

specimen
DMNH_150030

Motupipi, Takaka, New Zealand

specimen
MNHN_MP_1521

River Avon, Mauku, New Zealand

specimen
ANSP_242339

small stream at Bainham, Aorere Valley, Collingwood Dist., West Nelson, New Zealand

specimen
BMNH_93-12-23-2

South Island, New Zealand

CM_MP_58_02. Bainham, New Zealand