A fact from Poecilia kykesis appeared on Wikipedia's Main Page in the Did you know column on 7 October 2023 (check views). The text of the entry was as follows:
Did you know... that the swordtail molly(examples pictured) and the Petén molly have been named and renamed so often, one even ending up with the other's name at one point, that the swordtail molly's current scientific name means 'confusion'?
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1921 illustration of Poecilia kykesis, then called Mollienesia petenensis
... that the swordtail molly(pictured) and the Petén molly have been so often named and renamed, one even ending up with the other's name at one point, that the swordtail molly's latest scientific name means "confusion"? Source: Poeser 2002
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