Children (29 direct children, 454 direct and indirect children):
Caecum
(tree size 323)
Caecum (gastropod)
Fartulum
(tree size 11)
Meioceras
(tree size 29)
Parastrophia
(tree size 25)
Micranellum
(tree size 9)
Ctiloceras
(tree size 5)
Ponderoceras
(tree size 1)
Enigmerces
(tree size 1)
Strebloceras
(tree size 10)
Jayella
(tree size 2)
Caecinae
Ctiloceratinae
Strebloceratinae
Pizzinia
(tree size 1)
Mauroceras
(tree size 8)
Brochina
Carinocera
Coecum
Cornuoides
Elephantanellum
Elephantulum
Gladioceras
Odontidium
Pedumicra
Pictocaecum
Pseudoparastrophia
Torresella
Transcopia
Watsonia