Taxonomy clear
-
Helenea stroggylaLate Aptian
-
Helenea dikrorhetheLate Aptian - Late Albian
-
Helenea progonosEarly Tithonian - Late Hauterivian
-
Helenea conusEarly Berriasian - Early Barremian
-
Helenea acuminataEarly Valanginian - Late Aptian
-
Grantarhabdus quadratusLate Oxfordian - Late Hauterivian
-
Grantarhabdus meddiiEarly Berriasian - Middle Albian
-
Grantarhabdus coronadventisEarly Aptian - Late Santonian
-
Ralphsalomonia camarataEarly Campanian - Late Campanian
-
Grantarhabdus bukryiMiddle Albian - Early Cenomanian
-
Polypodorhabdus sp. 3Late Callovian - Early Barremian
-
Polypodorhabdus sp. 2Late Callovian - Early Barremian
-
Polypodorhabdus sp. 1Late Callovian - Early Barremian
-
Polypodorhabdus beckiiOxfordian
-
Polypodorhabdus escaigiiLate Callovian - Early Barremian
-
Speetonia colligataEarly Berriasian - Late Hauterivian
-
Gaarderella granuliferaMiddle Albian - Late Albian
-
Gaarderella santacruzensisLate Albian - Late Cenomanian
