Amaurolithus delicatus Gartner and Bukry, 1975
Description: Simple horseshoe-shaped amauroliths. Grades into the other morphotypes, especially A. primus and A. tricorniculatus.
Remarks:
Original description:
Variant: A. ninae Perch-Nielsen, 1977 - like A. delicatus but with well developed apical region.
Neogene: Amaurolithus; Amaurolithus delicatus