Foraminifers as Bioindicators
Symbiont-Bearing Rotaliids
Order: Rotaliida
Family: Amphisteginidae
Genus: Amphistegina
Species: gibbosa d'Orbigny
From the Florida Keys, dorsal (spiral) view, SEM, X70
From Biscayne Bay, Florida, ventral (apertural) view, SEM, X70
From the Florida Keys, live dorsal (spiral) view, LM, X40
From the Florida Keys, live ventral (apertural) view, LM, X40
Order: Rotaliida
Family: Asterigerinidae
Genus: Asterigerina
Species: carinata d'Orbigny
From the Florida Keys, dorsal (spiral) view, SEM, X150
From the Florida Keys, ventral (apertural) view, SEM, X150
From the Florida Keys, live dorsal (spiral) view, LM, X50
From the Florida Keys, live ventral (apertural) view, LM, X50
Order: Rotaliida
Family: Nummilitidae
Genus: Heterostegina
Species: antillarum d'Orbigny
From the Florida Keys, side view, SEM, X45
From the Florida Keys, side view, SEM, X50
From the Florida Keys, live side view, LM, X70
Introduction | Methods | References: taxonomy and ecology | References: polluted and other stressed environments