Acanthotriletes |
Acanthotriletes ovalis
|
England |
Early Jurassic |
|
Acanthotriletes |
Acanthotriletes sp
|
England |
Triassic |
Early Jurassic |
Adnatosphaeridium |
Adnatosphaeridium aemulum
|
England |
Late Bathonian |
|
Aequitriradites |
Aequitriradites minor
|
England(Cumberland) |
Anisian |
|
Aequitriradites |
Aequitriradites minor
|
Ireland(Isle Of Man) |
Anisian |
|
Alisporites |
Alisporites grauvogeli
|
Ireland(Irish Sea) |
Late Scythian |
Anisian |
Alisporites |
Alisporites grauvogeli
|
Ireland(Irish Sea) |
Early Triassic |
Middle Triassic |
Alisporites |
Alisporites sp
|
England(Cheshire) |
Permian |
|
Alisporites |
Alisporites sp
|
Ireland(Irish Sea) |
Early Triassic |
Middle Triassic |
Alisporites |
Alisporites thomasii
|
England |
Early Hettangian |
|
Anapiculatisporites |
Anapiculatisporites minor
|
Ireland(Irish Sea) |
Carboniferous |
|
Angustisulcites |
Angustisulcites klausii
|
Ireland(Irish Sea) |
Late Scythian |
Anisian |
Apiculatisporis |
Apiculatisporis variocorneus
|
Ireland(Isle Of Man) |
Namurian B |
|
Aptea |
Aptea polymorpha
|
England |
Aptian |
|
Apteodinium |
Apteodinium grande
|
England |
Late Albian |
|
Araucariacites |
Araucariacites australis
|
England |
Early Jurassic |
|
Araucariacites |
Araucariacites australis
|
Ireland(Celtic Sea) |
Early Jurassic |
Middle Jurassic |