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Hantkenina

Hantkenina
Lutetiar-Bartoniar
Sailkapen zientifikoa
FilumaForaminifera
KlaseaGlobothalamea
OrdenaRotaliida
FamiliaHantkeninidae
Generoa Hantkenina
Cushman, 1924
Azpibanaketa

Hantkenina Hantkeninoidea superfamaliako generoetako bat da. Familiako ezaugarriak ditu eta gainera honako hauek:

  • Oskol planiespirala.
  • Irekidura ekuatoriala.
  • Oskol zulatua, zulo oso txikiekin.
  • Arantza erradialak.

Eozenoan bizi izan ziren eta euren desagerpenak Priaboniar garaiaren bukaera ere suposatzen du, Eozenoko azkena..

Erreferentziak

  • MICROPALEONTOLOGIA. Molina, Eustoquio - 2º ed. Zaragoza: Prensas Universitarias de Zaragoza, 2004.

Ikus, gainera

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