Sphenolithus capricornutus Bukry & Percival 1971
Description: Small with two, diverging, apical spines, and usually a flaring base.
Remarks: One of the Oligo-Miocene boundary group of delicate sphenoliths (see also S. calyculus, S. delphix).
Original description:
Neogene: Sphenolithus; Sphenolithus capricornutus