Children (47 direct children, 47 direct and indirect children):
Rusoceras
Deiradoceras
Mortoniceras worthense
Mortoniceras vespertinus
Mortoniceras proteus
Mortoniceras randalli
Mortoniceras geometricum
Mortoniceras mokarahaense
Mortoniceras pachys
Mortoniceras downii
Mortoniceras perarmata
Mortoniceras perinflatum
Mortoniceras pentzanum
Mortoniceras prerostratum
Mortoniceras ornatum
Mortoniceras howelli
Mortoniceras buttense
Mortoniceras beloventer
Mortoniceras cunningtoni
Mortoniceras pricei
Mortoniceras lowrii
Mortoniceras barbouri
Mortoniceras exile
Mortoniceras devonense
Mortoniceras subsimplex
Mortoniceras fallax
Mortoniceras recticostatum
Mortoniceras arietiforme
Mortoniceras romeri
Mortoniceras rostratum
Mortoniceras bispinosum
Mortoniceras bipunctatum
Mortoniceras cantabrigense
Mortoniceras gregoryi
Mortoniceras densecostatum
Mortoniceras nanum
Mortoniceras inflatum
Mortoniceras vidali
Mortoniceras drakei
Mortoniceras fissicostatum
Mortoniceras aequatorealis
Mortoniceras commune
Mortoniceras gabbi
Mortoniceras wintoni
Mortoniceras albense
Mortoniceras potternense
Mortoniceras nothum