Table T4. Planktonic foraminifer datum events for the Cretaceous.
Species event
Zone/subzone
(base)
Age
(Ma)
Reference
Maastrichtian


LO Abathomphalus mayaroensis
65.0 1
FO Abathomphalus mayaroensis Abathomphalus mayaroensis (KS31) 68.6 2, 3
FO Racemiguembelina fructicosa Racemiguembelina fructicosaContusotruncana contusa 69.6 3
FO Contusotruncana contusa Racemiguembelina fructicosaContusotruncana contusa 69.6 3
Campanian


FO Gansserina gansseri Gansserina gansseri (KS30) 72.8 2, 4, 5
FO Globotruncana aegyptiaca Globotruncana aegyptiaca (KS29) 73.8 2, 4, 5
LO Radotruncana calcarata Globotruncana havanensis (KS28) 75.2 2, 4, 5
FO Radotruncana calcarata Radotruncana calcarata (KS27) 75.7 2, 4, 5
FO Globotruncana ventricosa Globotruncana ventricosa (KS26) 79.5 2, 4, 5
LO Dicarinella asymetrica Globotruncana elevata (KS25) 83.0 2, 4, 5
Santonian


FO Globotruncana elevata
84.8 5
FO Dicarinella asymetrica Dicarinella asymetrica (KS24) 85.4 2, 4, 5
FO large heterohelicids
85.8 3
Coniacian


FO Contusotruncana fornicata
88.0 3
Turonian


FO Dicarinella concavata Dicarinella concavata (KS23) 89.5 2, 4, 5
LO Helvetoglobotruncana helvetica Marginotruncana sigali (KS22) 90.7 2, 4, 6
FO Marginotruncana spp. (Marginotruncana renzi)
92.5 3
FO Helvetoglobotruncana helvetica Helvetoglobotruncana helvetica (KS21) 93.0 2, 4, 6
Cenomanian


LO Rotalipora cushmani Whiteinella archaeocretacea (KS20) 94.0 2, 4, 6
FO Dicarinella algeriana
95.4 3
FO Whiteinella spp. (Whiteinella baltica)
95.4 3
FO Rotalipora cushmani Rotalipora cushmani (KS19) 96.6 2, 4, 6
FO Rotalipora reicheli Rotalipora reicheli (KS18) 96.8 2, 4, 6
Albian


FO Rotalipora globotruncanoides Rotalipora globotruncanoides (KS17) 99.1 2, 4, 6
FO Planomalina buxtorfi
100.2 7
FO Rotalipora appenninica Rotalipora appenninica (KS16) 100.4 2, 4, 6
FO Rotalipora ticinensis Rotalipora ticinensis (KS15) 101.7 2, 4, 6
FO Heterohelix spp. (Heterohelix moremani)
102.0 3, 7
FO Rotalipora subticinensis
102.4 2, 4, 6
FO Biticinella breggiensis Biticinella breggiensis (KS14) 105.0 2. 4. 6
FO Ticinella primula Ticinella primula (KS13) 109.5 2, 4, 6
Aptian


LO Ticinella bejaouaensis Heterohelix planispira (KS12) 112.4 2, 4, 6, 7
LO Planomalina cheniourensis
112.6 2, 4, 6, 7
FO Ticinella bejaouaensis Ticinella bejaouaensis (KS11) 114.3 2, 4, 6, 7
LO Globigerinelloides algerianus Heterohelix trocoidea (KS10) 115.2 2, 4, 6
FO Globigerinelloides algerianus Globigerinelloides algerianus (KS9) 117.1 2, 4, 6
LO Leupoldina cabri Globigerinelloides ferreolensis (KS8) 118.2 2, 4, 6
FO Leupoldina cabri Leupoldina cabri (KS7) 119.2 2, 4, 6

Notes: LO = last occurrence, FO = first occurrence. References: 1 = Berggren et al. (1995b), 2 = Sliter (1989), 3 = Premoli Silva and Sliter (1999), 4 = Caron (1985), 5 = Erba et al. (1995), 6 = Bralower et al. (1997), 7 = Leckie (1984).