Eroceedines) Mayaten..) ciierrmre cee cites > AOC SE Wo BCIGUGE 193 
The Lunar Society, or the Festive Philosophers of Birmingham 
one hundred years ago. By H.C. BOLTON .................. 194 
The Minerals of New York County, including a list complete to 
date) By, Boss CHAMBERIING ay ctesieus boise saloh is ise euieie SG ress.e 211 
Proceedings: May 14 (Section of Mineralogy)....... 0... ..00seeeees 236 
Precious Stones; Ten Years’ Progress in their Study and Discov- 
ehyn (title) Dy “GRORGE: Ba FOUN: stem, «cise ccerecisare« owt eee 236 
Proceed iss May, ole aaigee wraieieaiesict als siclas 00 « lecipmraleleeeerd aia ste Sie eas we 237 
Ne waa eral stapes corse te ested olathe eutishaaiare hae Site a ear Sree 2387 
PAUASO OT IY Gb O00 ON ea Era er eR Reantc tD el OR ROMER ISIS CCIE ERE CLIC eR 237 
On the Structure and Zoological Relation of the Placoderm Fishes 
(tle) See Biyrlego NUE WBE RNie Mr aratorecslelesinrnic xe dic craic sic/aee eleva alt lace 238 
A Newshorm of Brojectings Mantermin.: i | secls censce cies c ces 238 
The Quality of Musical Sounds. By W. LE ConTE STEVENS... .238 
PROCCE AIT eave lO meron lovenare aVeiessareicivrereten lareae ise a, h'e reales aie mites votew stor seo uale bs 243 
Ice and Rock Scenery in the Front Range, Colorado (title). By 
EPR ECD yy ek ad © EP NOUN a Ses yaa lah cule 's apna 6 00s abs eral el sta viestiawid's wend ais: dikiave 243 
EP TOCCEMIN OS HIM VAs ersceiarysyaiesa s eisiais cvele si Sleiccr aris eid eins oe elevators 243 
On the Sea Anemones of Swallow House, etc. By O. P. HUBBARD..244 
OD UO ie MaASbOd ON s....- anemia eine le scisia ei givels sataia.cs aee tyres S's.%s 246 
Notes on the Subcarboniferous Series at Sedalia, Mo. By F. A. 
CMIES ON tapes teratelis citer pslatalnre ejoleleretet ite emia etsIaaT® siajessisaecetela le < « 246 
Description of Two New Species of Carboniferous Trilobites. By 
NON ss, . V-OGDEBt tebe hate tecctee wahiptinls s =.s's wee nea I an oo dance 247 
ING War NGUMCLA Sob cic cx sterctnre ae hers tee! ictiars's ecn's wus eaanereeahenn sma ees 250 
MemorialoneOr. JOSEPH’ By HOLDER: .!. cm). <ssemmameswies vite 251 
Notes on the Larvee of Amblystoma. By Fanny R. M. Hircu- 
CORES Gh glid “> 6 ob 55 SEER IRIOREClOn.) DMOnDanariclen Cowon co Sac baoe 255 
Further Notes on the Osteology of the Shad (title). By FANNY 
Pep ated cp EtG EUG OC LeIMVR ssc s\e@ seia'ss.sie shag aseios Sora clmmrmatbiads ise Sine 259 
The Ultimate Composition of Matter (title). cs H. HENSOLDT. ..259 
