"Table T5. Ages of biostratigraphically useful radiolarian datums in the New Zealand region."			
Age (Ma)	Radiolarian event	Source	
0.18	FO Buccinosphaera invaginata	"Johnson et al., 1989"	
0.46	LO Stylatractus universus	"Caulet, 1991"	 
0.83	LO Pterocanium trilobum	"Lazarus, 1992"	 
1.81	Pliocene/Pleistocene boundary		
1.92	LO Eucyrtidium calvertense	"Lazarus, 1992"	 
1.93	FO Lithelius nautiloides	"Caulet, 1991"	 
1.93	FO Triceraspyris antarctica	"Caulet, 1991"	
2.42	LO Helotholus vema 	"Lazarus, 1992"	 
2.44	LO Desmospyris spongiosa	"Lazarus, 1992"	 
2.61	FO Cycladophora davisiana 	"Lazarus, 1992"	
3.5	LO Prunopyle titan 	"Lazarus, 1992"	 
4.57	FO Helotholus vema	"Lazarus, 1992"	
4.6-4.62	LO Helotholus praevema	"Caulet, 1991"	 
4.98-5.01	FO Desmospyris spongiosa 	"Caulet, 1991"	
5.01-5.11	FO Prunopyle titan 	"Caulet, 1991"	
5.03	LCO Lychnocanoma grande 	"Lazarus, 1992"	 
5.2	Miocene/Pliocene boundary		
6.1	LO Amphymenium challengerae 	"Lazarus, 1992"	 
6.58	FO Amphymenium challengerae 	"Lazarus, 1992"	
6.79	FO Lamprocyrtis heteroporos	"Morely and Nigrini, 1995"	 
7.71	FO Acrosphaera? labrata	"Lazarus, 1992"	 
9.12	LO Cycladophora spongothorax 	"Lazarus, 1992"	 
9.22	LO Stichocorys peregrina 	"Lazarus, 1992"	 
9.32	LCO Ceratocyrtis stigi 	"Lazarus, 1992"	 
9.83	FCO Ceratocyrtis stigi 	"Lazarus, 1992"	
10.36	FO Acrosphaera australis 	"Lazarus, 1992"	  
10.53	LO Cycladophora humerus 	"Lazarus, 1992"	 
10.61	FO Eucyrtidium pseudoinflatum	"Lazarus, 1992"	 
10.77	 LO Actinomma glownini	"Lazarus, 1992"	 
12.55	FO Cycladophora spongothorax	"Lazarus, 1992"	
12.68	FO Dendrospyris megalocephalis	"Lazarus, 1992"	 
13.61	FO Actinomma glownini	"Lazarus, 1992"	
14.18	FO Cycladophora humerus	"Lazarus, 1992"	
17.02	FO Eucyrtidium punctatum	"Lazarus, 1992"	 
19.11	FO Cycladophora golli regipileus	"Lazarus, 1992"	 
20.72	FO Cyrtocapsella longithorx	"Lazarus, 1992"	 
22.48	FO Cyrtocapsella tetrapera	"Harwood et al., 1992"	
23.35-24.73	LO Lithomelissa sphaerocephalis	"Takemura and Ling, 1997"	 
23.8	Oligocene/Miocene boundary		
23.94-25.26	FO Cycladophora campanula	"Caulet, 1991"	 
23.94-25.26	FO Gondwanaria hister 	"Caulet, 1991"	 
24.12-?28.75	LO Axoprunum irregularis	"Takemura and Ling, 1997"	 
26.77-30.05	LO Eucyrtidium antiquum	"Caulet, 1991"	 
26.77-30.05	LO Lophocyrtis longiventer	"Caulet, 1991"	 
?28.28-29.40	FO Calocyclas sp. A	"Takemura and Ling, 1997"	 
?28.28-29.40	LO Lithomelissa challengerae	"Takemura and Ling, 1997"	 
28.75-30.10	LO Lychnocanoma conica	"Takemura and Ling, 1997"	 
30.48-?33.06	LO Calocyclas cf. semipolita	"Takemura and Ling, 1997"	 
30.94-34.66	FO Axoprunum irregularis	"Takemura and Ling, 1997"	
30.94-34.66	FO Eucyrtidium antiquum	"Takemura and Ling, 1997"	
30.94-34.66	LO Eucyrtidium spinosum	"Takemura and Ling, 1997"	 
"Note: FO = first occurrence, LO = last occurrence, FCO = first common occurrence, LCO = last comon occurrence."