weeks.] PALEONTOLOGY, PETROLOGY, AND MINERALOGY, 1896. 145 
Paleontology — Continued. 
Genera and species described — Continued. 
Zeacrinus 
doverensis n. sp., Miller and Gurley, Xo. 
508. 
kentuckiensis n. sp., Miller and Gurley, 
No. 508. 
peculiaris n. sp., Miller and Gurley, No. 
508. 
Pennsylvania. 
Age of Philadelphia brick clay, Wright, No. 
786. 
Amphibian footprints, Marsh, No. 478. 
A phosphate prospect in Pennsylvania, Ihl- 
seng, No. 354. 
Atlas to Eept. F 3, Lesley, No. 444. 
Bituminous Coal Measures of the Appala- 
chians, Ramsay, No. 563. 
Cambrian rocks of Pennsylvania, "Walcott, 
No. 708. 
Chrome in the Appalachian region, Glenn, 
No. 247. 
Folds and faults in Pennsylvania anthracite 
beds, Lyman, No. 458. 
Glacial gravels in the Susquehanna Valley, 
Bashore, No. 43. 
Glaciation in Pennsylvania, Kiimmel, No. 422. 
Granite bowlder near Pittsburg, Pa., Gresley, 
No. 261. 
Mammoth bed at Morea, Pa., Williams, No. 
757. 
New mammalia from Port Kennedy, Pa., Cope, 
No. 136. 
Origin of the wind gap, Wright, No. 784. 
Perido-steatite and diabase, Bascom, No. 42. 
Philadelphia brick clays, Salisbury, No. 591. 
Serpentines of eastern Pennsylvania, Rand, 
No. 564. 
Trap dikes in Chester County, Pa., Frazer, 
No. 231. 
Volcanic rocks of South Mountain, Pennsyl- 
vania, Bascom, No. 40. 
Petrology. 
Alabama. 
Metamorphic rocks from Alabama, Brooks, 
No. 83. 
Metamorphic rocks of Alabama, Smith, No. 
623. 
Rocks from Alabama, Clements, No. 130. 
Alaska. 
Geology of Glacier Bay, Alaska, Cushing, No. 
154. 
California. 
Geology of eastern California, Fairbanks, No. 
207. 
Geology of Point Sal. California, Fairbanks, 
No. 206. 
Geology of Sierra Nevada, Turner, No. 675. 
Gold quartz veins of California, Lindgren, 
No. 348a. 
NevaMa City special folio, Lindgren, No. 447. 
Pyramid Peak folio, Lindgren, No. 448. 
Syenitic rocks from California, Turner, No. 
676. 
Canada. 
Anortho^ites of Ontario, Coleman, No. 133. 
Petrology— Continued. 
Canada — Continued. 
Archean rocks from Quebec, Dresser, No. 185. 
Dikes containing "Huronite," Barlow, No. 35. 
Dikes cutting the Laurentian, Miller and 
Brock, No. 512. 
Laurentian area in Montreal sheet, Adams, 
No. 2. 
Norian in the Upper Laurentian, Adams, 
No. 3. 
Notes on concretions, Weston, No. 738. 
On malignite, Lawson, No. 437. 
Rocks from the Kamloops map sheet, Ferrier, 
No. 221. 
Syenite gneiss from the apatite region, Gor- 
don, No. 250. 
Central America. 
Occurrence of theralite, Wolff, No. 772. 
Colorado. 
Geology of Cripple Creek, Colo., Cross, No. 
150. 
Geology of Silver Cliff and Rosita Hills, 
Cross, No. 149. 
Geology of the Denver Basin, Emmons, 
Cross, and Eldridge, No. 202. 
Igneous rocks of the Telluride district, Col- 
orado, Cross, No. 151. 
Connecticut. 
Quartz vein at Mystic, Conn., Kemp, No. 373. 
Florida. 
Geology of southern Florida, Griswold, No. 
262. 
Idaho. 
Extrusive and intrusive igneous rocks, Id- 
dings, No. 353. 
Indiana. 
Sandstones of western Indiana, Hopkins, No. 
343. 
Maine. 
Volcanic series in Maine, Smith, No. 627. 
Massachusetts. 
Disintegration and decomposition of diabase, 
Merrill, No. 499. 
Mexico. 
Free gold in granite, Merrill, No. 501. 
Las rocas eruptives del Suroeste, Ordonez, 
No. 524. 
Michigan. 
Upper Peninsula of Michigan, Roniinger, No. 
No. 584. 
Minnesota. 
Geologio structure of Vermilion range, Smyth 
and Finlay, No. 640. 
Volcanic ash from north shore of Lake Supe- 
rior, Winchell and Grant, No. 766. 
Missouri. 
Crystalline rocks of Missouri, Haworth, No. 
293. 
Geology of the Missouri crystalline area, 
Keyes,No.38L 
Granites and porphyries of the Ozarks, Keyes, 
No. 386. 
Iron Mountain sheet, Winslow, Haworth, and 
Nason, No. 771. 
Bull. 140- 
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