Definition of Megasphaeroceras. Meaning of Megasphaeroceras. Synonyms of Megasphaeroceras

- Megasphaeroceras is an ammonite genus included in Sphaeroceratidae, a family of ammonoid cephalopods characterized by their spheroidal s**** with markedly...
- Medlicottia M****oceras Megalytoceras Megaphyllites Megapronorites Megasphaeroceras Megatyloceras Meginoceras Melagathiceras Melchiorites Melonites Melvilloceras...
- †M****oceras olivieri – type locality for species †Megalosauripus †Megasphaeroceras †Megasphaeroceras rotundum – or unidentified comparable form †Melvius †Melvius...
- †M****oceras olivieri – type locality for species †Megalosauripus †Megasphaeroceras †Melvius †Melvius chauliodous – or unidentified comparable form †Meniscoessus...
- mushbachanum †M****oceras patelliforme †M****oceras sanctorum †Megasphaeroceras †Megasphaeroceras rotundum – or unidentified related form †Metadagnoceras †Metadagnoceras...
- †Megalneusaurus †Megalneusaurus rex – type locality for species †Megasphaeroceras †Megasphaeroceras rotundum – or unidentified comparable form †Meleagrinella...
- †M****oceras †M****oceras gracilitatis – type locality for species †Megasphaeroceras †Naticopsis – tentative report †Nemacanthus †Nemacanthus elegans –...
- †Mecochirus †Megalneusaurus †Megalneusaurus rex – type locality for species †Megasphaeroceras †Melvius †Meniscoessus †Meniscoessus intermedius †Meniscoessus robustus...