gear tS ve Pade “ 
ee Lee pow ad ~ A Vw ra Ne A el os 
eae » RE Mies A) TH Me eh aly tien ae Net 
oe, ee ba 
be Poh 
Ay 4 hi 
Pa 
‘ 
COMPARED WITH THOSE OF AUSTRALIA, 0 ae 
IV.—Lower M10cENeE. 
a. Mangapakeha Valley 
| b. Taipo, Awamoa, re Pareora beds. 
Mi This formation, which is distinguished from the foregoing chiefly 
sprea 
F. sides of te South Island, and, when not removed by denudation, 
.. can be traced to an altitude of : 2,500 feet above the sea repre- 
’ sents a period of great depression, and the deposits are remarkable 
ay for the absence of evidence of volcanic activity in any part of the 
region, and for the abundance of marine life,—about 55 existing 
soni, oun. —— ala, are ie most n 
tion in vane , appears tobefound in 
4 
Fs Rang {th eW V 4 ri a cong £ Victo Ti. , a8 eXpos along 
the sea als tavanis “Porland, nhs the marked difference 
in — indicates these strata were deposited i in distinct zoological 
region: 
V.—Uprer Eocene. 
2 a. Mount Brown beds. 
* b. Hutchinson’s quarry beds. 
: c. Nummulitic beds. 
4 This is a well-marked formation of calcareous sandstone, com- 
. posed of shell sa jose with corals and bryozoa, and is a shallow 
water and littoral deposit. 
Intense volcanic ies prevailed during this period in both 
Islands, and the calcareous strata are fu interbedded_with 
‘ 
: 
: Ne 
4 The 1 lower part of this formation passes, at places, into an 
imperfect nummulitic limesto stone, or a friable calcareous sandstone, 
: evidently asst in shallow seas, and forming the lowest member 
4 of the proper ma rine tertiary series. 
The m more cera fossils in this formation are Strutholaria 
senex, Pecten hutchinsoni, Pecten hochstettert, =n erebratella suesst, 
Tait, appear to be equivalents 
