Ellatrivia merces (Iredale, 1924)Species Images
Occasionally washed up on rocky beaches. 15mm
In a sheltered gut at extreme low tide, Northland, NZ. 13mm
Bean Cowrie, found on orange sponge in about 5 metres, Parengarenga Harbour, Far North
External Web Links
Ellatrivia merces (Iredale, 1924)
Classification:
Mollusca (Phylum) > Gastropoda (Class) > Caenogastropoda (Subclass) > Littorinimorpha (Order) > Cypraeoidea (Superfamily) > Triviidae (Family) > Triviinae (Subfamily) > Ellatrivia (Genus) > merces (Species)
Family: Subfamily:
TRIVIIDAE: TRIVIINAE
Size/Grows to:
Length 16mm, Width 11mm
Synonyms:
(=Trivia Broderip, =Niveria Jousseaume) (=memorata Finlay)
Distribution:
Northland to Bay of Plenty and Mahia Peninsula. Also found as far south as Castlepoint. Also recently recorded from the Chatham Islands
Geographical Range:
ACM
Notes:
Distribution Map
References and Publications
- Powell, A.W.B. 1979 New Zealand Mollusca: Marine, Land and Freshwater Shells, Collins, Auckland (p.152)
- Cernohorsky, W.O. 1971 Fossil and recent Cypraeacea (Mollusca: Gastropoda) of New Zealand with descriptions of new species, Records of the Auckland Institute and Museum, 8 (p.113)
Key to Geographical Ranges
The symbols K.A.C.F.M.An. are used to indicate the geographical range of the species.
They have been adopted to give an approximation of the range of each species within New Zealand.
K=
Kermadec Islands
A=
Aupourian - Kaipara Harbour, north around North Cape, encompassing the Three Kings Islands and south to East Cape
C=
Cookian - Lower North Island and the northern part of the South Island
F=
Forsterian - Otago, Fiordland and Stewart Island
M=
Moriorian - Chatham Islands, Pitt Island
An=
Antipodean - Subantarctic Islands of New Zealand
Fw =
Freshwater
L =
Land
N =
North Island
S =
South Island
E =
Endemic
I =
Introduced
R =
Recent
Sf =
Subfossil
Fo =
Fossil
