Genus: Coelosphaerium

Species	Localities	Observations	Last observation
Coelosphaerium sp.	6	6	1993-09-15
Coelosphaerium kuetzingianum	2	2	1993-09-19
Coelosphaerium cf. minutissimum	2	2	1989-09-04
Coelosphaerium cf. kuetzingianum	1	2	1991-06-12
Coelosphaerium naegilianum	1	1	1989-09-26