354 
Details of Bores Nos. 1 to 11, etc.— continued . 
BORE No. 10. 
Depth (feet). 
Nature of Rock. 
Details and Fossil Contents. 
Surface-20 
20-21 .. 
21-30 .. 
30-45 .. 
45-58 .. 
58-72 .. 
72-82 .. 
82-85 .. 
85-87 .. 
87-101 .. 
101-160 .. 
160-186 .. 
186-190 .. 
190-195 .. 
195-225 .. 
Fine sand-rock of a light 
brown colour 
Concretionary limestone 
in rounded nodules 
Light-coloured sand 
Friable, concretionary 
limestone 
Whitish sand 
Green and brown sandy 
clay 
A concretionary gypseous 
clay of a pale-green 
colour 
Stiff, grey, sandy clay .. 
Concretionary argilla¬ 
ceous limestone 
Sticky black clay 
Dark-grey quartz sand 
Pebbly and micaceous 
shell sand 
Sandy and shelly clay, 
with quartz pebbles 
and mica flakes 
Hard concretions of a 
marly character 
Greenish sandy clay with 
shells 
Quartz grains angular to rounded. 
Quartz grains angular to sub-angular. 
A few sub-angular quartz grains present. 
Sub-angular quartz grains and a little argillaceous 
material present. 
Sub-angular quartz grains and argillaceous flakes. 
Numerous gypsum crystals seen under a high 
power. 
Quartz grains angular. 
Probably carbonaceous and pyritous. Turns red 
after heating. 
Sub-angular quartz grains. 
A large proportion of white quartz pebbles and 
mica (both muscovite and biotite). Fossils 
present:— 
Foraminifera .—Ammodiscus ovalis, Chapm.; 
Rotalia clathrata, Brady; R. beccarii, L. sp.; 
Polystomella crispa, L. sp. ; P. striatopunctata , 
F. and M. sp., var. evoluta, Chapm. 
Echinodermata. —Spines, indet. 
Peleoypoda .—Leda tvoodsi , Tate ; Mactra 
azinijormis, Tate; M. hamiltonensis, Tate; 
M. howchiniana, Tate ; Corbula coxi, Pilsbry. 
Gasteropoda .—Liopyrga quadricingulata, 
Tate ; Natica substolida, Tate; Pyramidella 
jonesiana, Tate sp. 
Ostracoda .—Macrocypris decora, G. S. B. 
(juv.); Cythere demissa, G. S. B.; Cytherella 
polita , G. S. B. 
Pisces. —Otoliths of teleosteans. 
Foramintfera .—Miliolina oblonga, Mont. sp. ; 
M. trigonula, Lam. sp.; Rotalia beccarii, L. sp.; 
R. clathrata, Brady ; Polystomella crispa, L. sp. 
Pelecypoda. — Condylocardia tenuicostce , 
Chapm. and Gabr.; Meretrix murrayana, Tate 
sp.; Mactra hamiltonensis, Tate; M. axini- 
jormis, Tate ; M. howchiniana, Tate ; Donax 
Icenyoniana, Chapm. and Gabr.; Corbula coxi , 
Pilsbry. 
Gasteropoda.— Volvulella inflatior, Cossm. ; 
Liopyrga quadricingulata, Tate; Calyptrxa 
corrugata, Tate; C. kalimnce, Chapm. and 
Gabr.; Natica substolida, Tate ; N. hamilton¬ 
ensis, Tate; Teinostoma depressula, Chapm. 
and Gabr. ; Pyramidella jonesiana, Tate sp. ; 
Marginella muscarioid&s, Tate. 
Foraminifera. —MUiolina seminulum, L. sp. ; 
M. circularis. Born. sp. ; M. oblonga, Mont, 
sp. ; Frcndicularia complanata, Defr. ; Poly- 
morphina communis, a’Orb. ; Rotalia clath¬ 
rata, Brady ; R. beccarii, L. sp. ; Polystomella 
striatopunctata, F. and M. sp., var. evoluta , 
Chapm. ; P. macella, F. and M. sp. ; P. 
crispa, L. sp. 
