Muriwaimanu
genus of birds (fossil)
Muriwaimanu is an extinct genus of early penguin from the Paleocene Waipara Greensand of New Zealand. Only the type species M. tuatahi is known.
Etymology
The name Muriwaimanu comes from muri, Māori for "after", and Waimanu, referring to the fact that the fossils come from younger strata than Waimanu.
Discovery and naming
The holotype was discovered in 1980 within the Waipara Greensand near the Waipara River, in Canterbury, New Zealand, and it was initially named Waimanu tuatahi by Slack et al. (2006). Mayr et al. (2018) re-examined the specimen and determined that it belonged to a separate genus, creating the species Muriwaimanu tuatahi.
A second specimen from the Waipara Greensand (CM 2018.124.4), consisting of a partial specimen preserved within two blocks of sandstone, was discovered by Leigh Love in 2017 and was described by Mayr et al. (2020). These researchers identified the specimen as belonging to cf.
This brief starts where responsible research should: with the source description of “Muriwaimanu” as genus of birds (fossil). Everything that follows is an evidence route, not borrowed authority.
Why this record matters
The subject matters to the science & nature register because the source frames it as genus of birds (fossil). Its deeper value depends on whether names, dates, institutions and citations support that framing.
Datasets, specimens, observations and peer-reviewed methods provide the appropriate test for the technical claims summarized here. The source revision retrieved here is dated Nov 16, 2025. The linked authority identifier is Q55315059. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1980, 2006, 2018 and 2017.
Scientific names, classifications and consensus can change while older terminology persists in catalogues and historical literature. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
How to read it
Check terminology, classification and the date of the cited evidence. Scientific names and technical consensus can change while older records retain historical value.
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Three-step research path
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Questions for further research
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This entry incorporates text from “Muriwaimanu” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.