10 
The . Imerican Geologist. 
December, L905. 
Bauxite in Arkansas, J. C. Bran- 
ner, vii, im. 
Bayley, W. S., Synopsis of Rosen- 
busch's classification, (rev.), iii> 
4S; Peripheral phases of the gab- 
bro of Minnesota, (abs.), xv, 67; 
Summary of progress in mineral- 
ogy in 1S94, (rev.), xv, 1S6; ditto 
in 1895 (rev.), xvii, 335; (and Van 
Hise), Preliminary report on the 
Marquette iron district, (rev.), 
xviii, 320; Progress of petrography 
in 1896, (rev.), xix, 350; (p.s.n.), 
xxxiii, 199; (p.s.n.), xxxv, 325. 
Beaches of lake Agassiz, (rev.), 
Warren Upham, i, 64; of Long 
Island, Bryson, ii, 64, 136; Nipis- 
sing, F. B. Taylor, xv, 304; of 
lakes Warren and Algonquin, Up- 
ham, xvii, 400; 
Beach phenomena at Quaco, N. B., 
C. L. Whittle, vii, 183. 
Beachler, Chas. S., Keokuk at 
Crawfordsville, ii, 407; Crinoidea 
at St. Paul, Ind., iv, 102; Rocks 
at St. Paul Ind., vii, 17S; Rocks 
of Niagara age in Indiana, ix, 
40S; Keokuk group of the Miss- 
issippi valley, x, SS; Small pre- 
glacial basins in northwestern In- 
diana, xii, 51; (obit.), xiii, 4*40. 
Beam, Wm., (and H. Leffmann), 
Examination of water for sanitary 
and technical purposes, iii, 334. 
Bearing of paleontological facts on 
nomenclature, H. S. VVilliam.:, 
(rev.), xxxvi, 49; 
Bearing of physiography on uni- 
formitarianism, W. M. Davis, 
(abs.). xvi, 243. 
Bear River formation. White and 
Stanton, (rev.), ix, 266. 
Becke method of determining re- 
fraction, W. O. Hotchkiss, xxxvi, 
305. 
Becker G. F., (cit.). iii, 400; Geol- 
ogy of the quicksilver deposits 
of the Pacific slope, (rev.), v, 
178; Structure of the Sierra Ne- 
vada of California, (rev.), vii, 201, 
Antiquities from Table Mt., Cal., 
(rev.), vii, 258; Early Cretaceous 
of California and Oregon, (rev,), 
vii. 258; Finn e neous 
strain (rev.), xi, 411; Certain as- 
tronomical conditions favorable to 
glaciation, (rev.), xiv, 191, (p.s. 
n.). xvi, 67; On cleavage, (p.s.n.), 
xvii, 126; (p.s.n.), xviii, 334; Rec- 
onnoissance of the gold fields of 
southern Alaska, (rev.), xxi. 382; 
Report on the geology of the Phil- 
ippine islands, (rev.), xviii. 126; 
Present problems of geophysics, 
xxxv, 4: 
Beclard, Fercl.. Les Spirif?n 
Coblenzien Beige, (rev.), xvii. 249. 
Bedford cyrtolite, I,. .M. Lu 
xxxiii, 17. 
Bedford limestone, Estimation of 
silica, N. Knight, xxxvi, 57. 
Beecher. C. E.. A spiral bi live 
shell, (rev.), i. 60; Brachiospon- 
gidse, Crcv.), iii, 268; Develop- 
ment of si Ii . ■ ■ iopods. 
(rev.), v, 54; Development of 
the Braehiopoda. (rev.), x, 
253; Revision of the loop- 
b( aring Brachiopoda : devel- 
opment of Terebratalia obsoleta 
Dall, irt'v. I, xii, 188; Larval forms 
iii" trilobites from the lower 
Heldii li.ig. (rev.), xii, 334; Devel- 
opment of the brachial supports 
in Dielasma and Zygospira, (rev.), 
xii, 394; On the mode of occur- 
rence and the structure and de- 
velopment of Triarthrus becki, 
xiii, 38; Further observations on 
the ventral structure of Triarth- 
rus, xv, 91; The larval stages of 
Trilobites, xvi, 166; Structure and 
appendages of Trinucleus, (rev.), 
xvi, 259; Sketch of James Dwight 
Dana, xvii, 1; Supposed discov- 
ery of antennae of trilobites by 
Linnaeus, in 1759, xvii, 303; On 
the validity of the family Bohe- 
millidae, xvii, 360; Occurrence of 
Silurian strata in the Big Horn 
mountains and In the Black 
Hills, xviii, 31; Systematic posi- 
tion of the trilobites, xx, 38; (p.s. 
n.), xx, 138; (p.s.n.), xxiv, 134; 
Sketch of O. C. Marsh, xxiv, 135; 
Note on a new Xiphosuran from 
the upper Devonian of Pennsyl- 
vania, xxix, 144; Studies in evo- 
lution, (rev.), xxix, 182; (obit.), 
xxxiii, 189; Sketch of life and 
work of J. M. Clarke, xxxiv, 398. 
Beecherella. A new genus of Os- 
tracoda, E. O. Ulrich, viii, 197. 
Beede, J. W., (p.s.n.), xxvii, 387; 
Age of the Kansas-Oklahoma red 
beds, xxviii, 46; Cottonwood Falls 
folio, (rev.), xxxiv, 262; (p.s.n.) 
xxxiv, 267; (and E. H. Sellards), 
Stratigraphy of the eastern out- 
crop of the Kansas Permian, 
xxxvi, 83. 
Beginnings of American science, 
Goode, (rev.), ii, 429. 
Beitrag, Zur Geologie u paleontol- 
gie di r republik Mexico, Felix and 
Lenke, (row), x, 120; Zur Kenn- 
r gattung Oxyrhina, i i 
C. R. Eastman, xv, 2^7 : Zur Kenn- 
tniss der trilobiten fauna bei Cele- 
ohovitz, Smycka, (rev.'), xvii, 396; 
Zur kenntniss des Mittel'-Cam- 
hri"m von Jenes in Bohmen. Ze- 
lizko, (rev.), xxiii, 61; Zur Beur- 
theilung ■ der Brachiopoden, 
Huene, (rev.), xxvii. 183; Zur 
Kenntniss siberischen Cambrium, 
von Toll, (rev.), xxvii, 54; 
Bslinurus kiltorkensis, H. INI. Ami, 
xxix. 188. 
Beil, Dugald, On submergence in 
Scotland during the Glacial epoch, 
i, xii, 58. 
Bell, Robert, Huronian system, (p. 
s.n.), ii, 361; Idea of the Huronian 
(cit.), iv, 351; Geology (economic) 
of Ontario, (rev.) v, 238; Nickel 
and copper of the Sudbury dis- 
trict, (rev.), vii, 261; Report on 
the Sudbury mining district, 
(rev.), ix, 269; Contact of the 
Laurentian and Huronian north 
of lake Huron, (rev.), xi. 135; 
Succession of the Glacial dep 
of Canada, (abs.), xii 226; Out- 
line of the geology of Hudson 
