Table T1. Stratigraphic distribution of phytoliths at Sites 1165 and 1166 (continental slope).
Hole
Depth
(mbsf)
Phytoliths
Other siliceous microfossils
Age
Grass
Fern
Tree/Shrub
Unknown
Total phytolith specimens†
Diatoms
Chrysophycean cysts
Parmales
Radiolarians
Silicified terrestrial palynomorphs
Silicoflagellates
Sponge spicules
Testate amoeba plates?
Bulliform
Festucoid
Panicoid—opaque
Striated plate
Anticlinal epidermal
Spherical
Cubic
Plates and blocks
Chaetoceros? spores
Frustules—whole/fragments
Irregular
Folded
Verrucose
Pellet
Smooth—opaque
Spinulose


























1165B 2.29







1 1

* 2
* *



*
latest Pleistocene to earliest Pliocene
32.58












0
* *


* *
42.08












0
* *


* * *
64.58






1




1
*




*
latest to middle Miocene
96.08

1









1
*




* *
139.08









1

1
*

*
* *
169.58











* 0
*
* *

*
195.48












0
*
* *
R * *
230.28







1



1
*

*

*
239.88












0
*
* *
* *
275.38












0
*

*
* *
291.28





2
4


* 6 * *
* *
* *
297.28



1


2


* 3
*

*
* *
329.13 2

1
1 3
5


* 12 * * *
*
* * * early middle to early Miocene
358.00





1
2


* 3
* *


* *
392.88 1



1 1
5


* 8
* *

* * * *
466.78







2


* 2
* *


* *
482.98




1

4


* 5
*



* *
550.38







5


* 5
* *


* *
601.48







3


* 3
* *


* *
1165C 692.48











* 0
R




R
759.88











* 0
R




R
807.98











* 0
R




R
855.78











* 0
R




R
923.28






1C




0
R




R
973.40












0






R
996.28












0
R




R


























1166A 1.29



1


2

3 * 6
* *



*
Quaternary to late Pliocene
38.61







1


* 1
R




R
84.65












0
R




R
106.34
1C










0








123.69







1



1








132.85







1



1








142.32












0
*
* *

*
early Oligocene to late Eocene
148.11












0
*
*


*
153.85












0








156.51












0
R






296.06











* 0







* Late Cretaceous (Turonian)
314.87












0


































Notes: * = present. † = total does not include plate or block phytolith morphologies. Numbers represent counts of distinctive phytoliths. C = possible contaminant, R = rare and poorly preserved fragments. Shaded = predominantly barren of most siliceous microfossils.