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Echinometra hondoana Nisiyama 1966

Echinometra hondoana is a species of echinoderm in the family Echinometridae. This species is extinct.

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  • Definition: A taxon is Extinct when there is no reasonable doubt that the last individual has died. A taxon is presumed Extinct when exhaustive surveys in known and/or expected habitat, at appropriate times (diurnal, seasonal, annual), throughout its historic range have failed to record an individual. Surveys should be over a time frame appropriate to the taxon’s life cycle and life form.
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