the Ammonite Directory

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Labeceras

Helicancyclinae
Albiano

Leioceras

Leioceratinae
Aaleniano

Leopoldia

Endemoceratidae
Valanginiano - Hauteriviano

Leptechioceras

Echioceratidae
Sinemuriano

Leptoceras

Leptoceratoididae
Berriasiano - Valanginiano

Leptoceratoides

Leptoceratoides

Leptoceratoididae
Hauteriviano - Barremiano

Leptosphinctes (Cleistosphinctes)

Leptosphinctinae
Bajociano

Leptosphinctes (Leptosphinctes)

Leptosphinctinae
Bajociano

Leukadiella

Leukadiellinae
Toarciano

Lewesiceras

Pachydiscidae
Cenomaniano - Turoniano

Leymeriella

Lemeyriellidae
Albiano

Libycoceras

Sphenodiscinae
Campaniano - Maastrichtiano

Lioceratoides

Protogrammoceratinae
Pliensbachiano - Toarciano

Liosphinctes

Perisphinctinae
Oxfordiano

Liparoceras

Liparoceratidae
Pliensbachiano

Lissoceras

Lissoceratidae
Bajociano

Lissoceratoides

Lissoceratoides

Lissoceratidae
Calloviano - Oxfordiano

Lithacoceras

Ataxioceratinae
Oxfordiano - Titonico

Lithacosphinctes

Lithacosphinctes

Ataxioceratinae
Kimmeridgiano

Lobolytoceras

Lytoceratinae
Toarciano - Titonico

Ludwigia

Graphoceratinae
Aaleniano

Lyelliceras

Lyelliceratinae
Albiano

Lyticoceras

Endemoceratidae
Hauteriviano

Lytoceras

Lytoceratinae
Sinemuriano - Cenomaniano

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