384 Scientific Intelligence. 
ar 
Prof. Bradley, of Dr. Hayden’s corps, on the divide between Ross 
Fork and Lincoln valley, Idaho. This mass was only about seven 
inches in length, by three to four inches in breadth and thick- 
ness, On br eaking it to pieces, I epee it to contain hundreds of 
as since miecten up t the fragments more carefully 
Cy yathaxonia, (like a a —— Hill species. ) * Cypricardina Indianensis, (= Cypricar- 
ia H. ; 
von cone (like P. Koninckionns Hall.) oe (Euomphalus) Spergenensis 
Rhyne. honella mutata A 
* Rhynchonella macra Hall, Pre mari Pio cio sp.) 
er a Hall. hon dike B. subleevis H.) Nation 
ris, (representing A. Shumardi H.) re saat "(like WW. j Garlgg aie = 
Spier i ike S. Norwoodi 1.) yt 
tus biserialis H latyceras, (undt. § =P) 
*Nu rig Pnwtsodie Hall. Cythere, (like C. carbon H.) ) 
* Cmoearii nt -Meekiansam Hall. Phillipsia, (like a nhetenele on Hill sp. 
em 4, H 
e occurrence of § so many identical and representative species 
of such seer! diminutive fossils, crowded together in the same 
way, at these two oo —— localities, is, to me, a Very 
curious and interesting fa : 
Washington, D. U., Feb., 187 : sth 
3. Ovth2 Probtble Heistence of Mier osoopio Diamonds, wit ii 
Zircons and Aso in a Sands of Hydraulic ang 2 in Ca > 
ornia ; by Prof. B, Strtiman.*—The occurrence of diamonds ° 
some size in the cold fields of California is be no mean s uncommon, 
m 
of Science in 1 when ieee of t oS 
bar five different tongs were ex Hes I then sugg' he 
that a more attentive examinat ion of she heavy sands left in t 
sluices of hydraulic washings would in all probability detect Boe 
monds, mingled ae ther rare species not commonly believ: 
occur in these sa 
Mr. George A. — well, of San Francisco. has lately sent Soe 
a small packaye of these sands, collected by him from the slu ice 
‘0 Ions tie Aisicieam Tintitole of Mining Bugincern, Boston, TO 
