annulosiphonate
Adjective
Meaning
annulosiphonate (not comparable)
(paleontology) Having ring-shaped deposits at the septal foramina or siphuncle which resemble a thickening of the connecting ring.
Adjective
annulosiphonate (not comparable)
(paleontology) Having ring-shaped deposits at the septal foramina or siphuncle which resemble a thickening of the connecting ring.