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form genus

Saltos de línea: form genus

Definición de form genus en inglés:

sustantivo

Palaeontology
A classificatory category used for fossils which are similar in appearance but cannot be reliably assigned to an established animal or plant genus, such as fossil parts of organisms and trace fossils.
Oraciones de ejemplo
  • These are the permineralized seeds of a medullosan seed fern; such permineralized seeds are classified in the form genus Trigonocarpus.
  • The tracks, which have been placed in the form genus Caririchnium, were made by ornithopod dinosaurs, large herbivores.
  • Isolated chondrichthyan dermal denticles belonging to the form genus Petrodus are widespread and common in the Carboniferous.

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Palabra del día glen
Pronunciación: ɡlɛn
noun
a narrow valley, especially in Scotland or Ireland