4 
ADVERTISEMENTS. 
FOSSILS DISCOVERED IN THE EXCAVATIONS FOR THE MAIN DRAINAGE, 
Cijrena DuhoicMensis, Pijthardla Richmanl ( Edwards ), Leaves, tfcc. 
CETS OF THESE FOSSILS from Dulwich and Peckham, num- 
bering 15 to 20 varieties, from 10s. Gd. to Five Guineas, may now be obtained 
by enclosing Post Office Order (on Nortli Brixton Office) payable to Mr. Charles 
KiOKMAN, 17, Grove-place, Brixton-road, London, S. See Plate and Descriptions, 
Geologist for June. 
Stereoscopic Slides, Nos. 1 and 2, Cyrena Didwicldensis and Pitharella JUckmani, 
photographed from groups in the British Museum, forwarded by post on receipt of 14 
stamps each slide. 
N.B. — A few choice specimens of Cyrena DulwicMensis a.ni Pitharella RicJcmani, 
suitable for Public Museums, may still be obtained. 
FOSSILS DISCOVEHED IN THE EXCAVATIONS FOR THE MAIN DRAINAGE. 
TO GEOLOGISTS, NATURALISTS, AND THE PUBLIC. 
GREAT NOVELTY.— NEW STEREOSCOPIC SLIDE. No. L, 
price I.S., CYRENA DULWICHIENSIS ; a new and beautiful species of 
Estuarine Shell, discovered by Mr. Charles Rickman, Honorary Curator, Lambeth 
Museum of Natural History, in Lower Eocene Strata at Dulwich, 60 feet from surface. 
Photographed from the original, as engraved in the Illustrated London News, Saturday, 
March 24th, 1860, and Geologist for April. 
Published by J. Waknee, Optician, 72, Fleet-street, to whom all orders are to be 
aldressed. 
N.B. — Sent free by post on receipt of 14 postage stamps. 
FOSSILS DISCOVERED IN THE EXCAVATIONS FOR THE MAIN DRAINAGE 
AT DULWICH AND PECKHAM, &c. 
CETS OF THESE FOSSILS, containing 10 to 42 varieties, can 
^-^ be obtained from C. Sowerby, who has daily watched the operations for the 
last few months, and has discovered several new and interesting fossils. Upwards of 
100 specimens of the new genus Pitharella, from Is. to 4s. each ; Cyrena cuneiforniis, 
'id. ; Cyrena cordaia, 3d., with the colouring retained, 9d. ; Cyrena (?) Dulwich- 
iensis, 6d. and Is. each. Melania, Melanopsis, Paliidina, Unios, Area, Nucula, 
Teredinea, &c., &c. 
SoWERBT, 167, Strand, London, W.C. 
Now PuMished, crown 8i'o, cloth, illustrated, price 5s. 
FIRST TRACES OF LIFE ON THE EARTH ; or, THE 
FOSSILS OF THE BOTTOM ROCKS. By S. J. Mackie, F.G.S., F.S.A. 
London : Groombridge & Sons, 5, Paternoster-row. 
Preparing for Publication, price to Subscribers 5s. 
'THE CHALK CLIFFS OF DOVER ; A Geological and Palajon- 
tologioal Description of the typical section of the English Upper Cretaceous beds. 
By S.J. Mackie, F.G.S., F.S.A. 
The proposed work will be illustrated by first-class woodcuts, and will be issued to 
Subscribers at the price of Five Shillings. Subscriptions will be received by the 
Author, 156, Strand. 
London : J. Van Voorst, Patemoster-row. 
