John H - Yale School of Medicine
Phosphatic coprolites (0.5-2 cm long) occurring in Cretaceous-Eocene ... by a variety of phosphatic particles which include phosphatized skeletal or test fragments, ... and Mauritania (Lo, 1987), Eocene phosphorites of Senegal (?Flicoteaux, 1982), ... that they represent phosphatised remnants of coalesced globular bac*teria.