Description Test triloculine, with three
visible chambers in the adult, more than
two times longer than broad; chambers
triangular in cross section with isometric,
slightly convex sides; acute margins; wall
smooth and polished; aperture high-arch
shaped, provided with a long thin tooth
somewhat thickened or bifid at the tip.
This species differs from T. tricarinata by
its strait chambers and by its much more
elongated test.Author Debenay, Jean-PierreJPG file - 1.06 MB - 2 413 x 2 362 pixels
Extra information Original Width: 2413 pixels Original Height: 2362 pixels Orientation: 1: Normal (0 deg)
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