『A single molar spawned a published species and nothing else』のカバーアート

A single molar spawned a published species and nothing else

A single molar spawned a published species and nothing else

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A scientist named an animal in 1960 from a single molar, and the catalogue still lists it - where is the creature now?

A single molar spawned a published species and nothing else

In this episode, we follow how a formal name enters the taxonomic record and what happens when the only evidence for an animal is a lone tooth. The episode traces the mechanics of naming, the limits of fossil teeth as evidence, and asks how a catalogue can hold names longer than the animals they label.

Person: Kuehneon
Date: 1960
Topic: taxonomy
Event: publication of a species name

- A single isolated molar published in 1960 carried the name Kuehneon into the taxonomic record.
- Taxonomic rules validate a name the moment a specimen is described and published, regardless of later evidence.
- Teeth, especially molars, survive far longer than bone and thus form the primary evidence for much of mammalian deep time.
- Teeth can mislead: juvenile vs adult variation, convergent shapes, and lack of stratigraphic context obscure identity and age.
- The catalogue of mammals intentionally preserves uncertain names (incertae sedis, dagger for extinct) across eras from the Middle Jurassic to modern historical extinctions.

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