TABLE OF CONTENTS—Conrinvep. . 
PAGE. 
Section of the Paleozoic Rocks in Blair County. By Mr. Franklin 
Platt and Mr. R. H, Sanders, of the Second Geol. Survey of Pa. 
HO UGA oe Skagts «oo a obese o Fate ae voleek > See eee «aon ee 349 
The Coleoptera of Florida.’ By #. A. Schware....... 00.0. 008. sae 303 
Additional Descriptions of New Species. By John as LeConte Poe 373 
List of-Species: By Ax Schiaee.s (ees ae a ce eet .. 434 
Remarks on Geographical Distribution. By John L. LeConte...... 470 
On the Calculation of Results in’ Gas Analye By Samuel P. 
LOOT aes’ s' = ore Salm ahaa c ABE bee meth at elce amea cae ean ee ae 473 
A Study of some of the Derivations of Mono- and Di-chior- salicylic 
Acids, ‘By Mr. John. Marsal: 2 ico dot. .ken oe ee A76 
- The Timucua Language. By Albert S. Gatsohet. ale ayia ec eeer ee sree 490 
Descriptions of Extinct Batrachia and Reptilia from the Permian 
Jormation. of Texas. By ahh, Di Cape. cs aetna ts setsiy sie occa ie 505 
Some Microscopical Observations of the Phonograph record. By 
Be LOT SL OTE LEO Tes Loar weg eet ens hr ae aa eee TN el EC St 531 
Some Tables for the Interconversion of Metric and English Units. 
BY Parner ory Peer mat ee Ne tchn pols tease mediate Ste Ree 2S oe eRe 536 
Revision of the Species of the Sub-family-Bostrichidee of the United 
Sidtes. “By George: H. Horii: MiDalo: iden ss concn opens 540 
Synopsis of the Colydiide of the United States. By George H. 
SEL DISA RENED a2 oie cia iid asa io ocala se eae, Cok aS ae aie ee ae 555 
The Coleoptera of Michigan. By H. G. Hubbard and EH. A. Schwarz. 
1. Descriptions of New Species. By John L. LeConte. 2. List of 
Coleoptera found in the Lake Superior Region. By H. G. Hubbard 
and #. A. Schwarz. 38. Contribution to a list.of the Coleoptera of 593 
the Lower Peninsula of Michigan. By H. G. Hubbardand #. A. 627 
Schwarz. 4. Description of the Larva of Micromalthus debilis 643 
Beti" By He-G;. Hubba Geom. sms. Sech a ae aires eee ee eee 665 
Wyner’s Station Oil Well Section, included in a detailed ‘Sectian of 
the Rocks between the Lower Productive Coal Measures (XII) 
, and the Dark Slates of the Devonian (VIII) in the Vicinity of 
Renova,-Pa.. By... Me -Chancet<: pha wssepceceme oes eae aee 670 
Synopsis of the Fishes of the Peruvian Amazon, obtained by Prof. 
Orione: BYE, D.Cope in ofs. aise ccemtecmee ike ts oUt tee re 5 Stes 673 
Radiation and Rotation. By P. H. Chase, UL.D......6..... ss eeees TOL 
Letter of Dr. Alexander Wilcocks on Shadows without. Penumbra... 705 
I. A new Monochlordinitrophenol and an Aniline derivative of a 
Monochlordinitrophenol. II. Beryllium Borate. By Edgar F. 
SINAN 0 BF a ne wie Relea ck OW ee pireehis boca any 706 
