NMITA:Neogene Marine Biota of Tropical America

Neobythytinae gen.ind. ind.

Specimen details:
Sample Number: PPP2246
Type Status: nontype
Scale Bar is 1 mm
Type: SEM
Orientation: mesial
Locality: Bocas del Toro, Bocas del Toro, Panama

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Morphologic Description:

    Otolith shape: oval, with dorsal expansion;
    Thickness: slightly thick;
    Form: -Mesial convex;
    Form: -Lateral slightly convex;
    Dorsal margin: domed;
    Dorsal margin sculpture: irregular;
    Ventral margin: rounded and irregular;
    Posterior margin: rounded and irregular;
    Sulcus acusticus: mesial, archeosulcoid;
    Colliculum: homomorph, with single horizontal colliculum;
    Pseudocolliculum: absent;
    Ostio-caudal differentiation: no constriction;
    Collum: absent;
    Crista superior: poorly developed along entire sulcus;
    Crista inferior: poorly developed along entire sulcus;
    Dorsal depression: very shallow and oval;
    Ventral depression: absent;
    Rostrum: absent;
    Antirostrum: absent;
    Excisura: absent;
    Early Pleistocene: Swann Cay Fm., Bocas del Toro, Panama;

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