INDEX. 
267 
Quebec— Continued. 
Petrology. 
Brome Mountain : Dresser, 743. 
Chibougamau region : Low, 1624. 
Igneous rocks of eastern townships : 
Dresser, 742. 
Mount Yamaska : Young, 2660. 
St. Francis Valley, metamorphic rocks : 
Dresser, 739. 
Mineralogy. 
Hornblende and titanite in essexite : 
Tertsch, 2367. 
Quicksilver. 
California : Aubury, 86. 
Mexico : Merrill, 1720. 
Guerrero: Villarello, 1253. 
Oregon : Stafford, 2276. 
Texas, Chisos country : TJdden, 2409. 
Terlingua district: Dennis, 711; 
Phillips, 1925, 1926 ; Turner, 
2398. 
United States : 2418, 2419. 
Rare earths. 
General: Schaaf - Regelmann, 2132; 
Walsh, 2475. 
Quebec: Nagant, 1782; Obalski, 1810, 
1813. 
Reptilia. 
Anosteira : Hay, 1100. 
Aquatic life, modifications of limb 
skeleton for : Osburn, 1849. 
Baena : Lambe, 1487. 
Baptanodon : Gilmore, 959, 963. 
Basilemys sinuosus from Montana 
Laramie beds : Riggs, 2066. 
Bolosaurus striatus : Case, 442. 
Boremys, Chelonian from Cretaceous of 
Alberta : Lambe, 1488. 
Brachauchenius : Williston, 2601. 
Brontosaurus, skeleton : Osborn, 1839. 
Camptosaurus : Gilmore, 962. 
Ceratops. See Proceratops. 
Ceratopsia : Lull, 1631 ; Hatcher, 1092 ; 
Hatcher ei <il., 1093. 
Champsosaurus, osteology of : Brown, 
322. 
Chisteruon : Hay, 1100. 
Crocodiles, Amphicadian : Williston, 
2599. 
Crocodilian genus from the Judith 
River formation of Alberta : 
Lambe, 1492. 
Diadectes, restoration: Case, 440. 
Dinosaurs from Triassic : Huene, 1256. 
Dlplodocus, osteology of: Holland, 
1203. 
Echmatemys : Hay, 1099. 
Edaphnosaurus pogonias, skull of : 
Case. 4.".7. 
Gastroliths : Brown, 324; Cannon, 
420; Wieland, 2575, 2570. 
Bolosaurus abruptus : Capps, 422. 
Marine reptile from Triassic of Nevada : 
Merriam, 1714. 
Morosaurus, skull of: Osborn, 1839. 
Morosaurus agilis ; Gilmore, 962. 
Reptilia— Continued. 
Xaosaurus from the Permian of Texas : 
Osborn, 1845. 
Paleorhinus : Lees, 1551. 
IVlycosauria : Case, 436, 441. 
Phytosauria : McGregor, 1664. 
Plesiosaurs : Williston, 2600, 2601. 
Pleistocene Reptilia of Maryland : Hay, 
1102. 
Froceratops, n. n. for Ceratops : Lull, 
1629. 
Protostega, osteology of : Wieland, 
2572. 
Protostegina?, plastron of: Wieland, 
257:;. 
Reptilian remains in the Pennsylvanian 
near Pittsburg: Raymond. L990. 
Testudo : Lambe, 1487. 
Triceratops, osteology of: Brown, 323. 
Turtles: Hay, 1099-1101, 1103, 1106; 
Lambe. 14S7 ; Wieland, 2572, 
25?::. 
of Bridger basin : Hay, 1106. 
Tyrannosaurus : Osborn, 1841. 
Wasatch beds : Loomis, 1615. 
Xenochelys : Hay, 1099. 
Rhode Island. 
Economic. 
Anthracite coal: Criffith, 1041. 
Stratigraphic. 
Glacial stages : Fuller, 913. 
Green schists and associated granites 
and porphyries : Emerson and 
Perry, 790. 
Paleontology. 
Cretaceous flora: Hollick, 1203. 
Petrology. 
Schists. granites, and porphyries: 
Emerson and Perry, 790. 
Mineralogy. 
Quartz after prochlorite at Cranston : 
Emerson, 789. 
Road materials. 
Indiana : Blatchley et al. t 250. 
New Jersey : Lewis, 1582. 
Rock slides. See Landslides. 
Rocks described. See list p. 315. 
Rocks, structural features. 
Cleavage, theories of : Barrell, 149 ; 
Becker. 17:5 : Willis, 2596. 
Compressibility of rocks : Adams and 
Coker, 10, 11. 
Flow of rocks : Adams, 6. 
Fractured bowlders in conglomerate : 
Campbell, 394. 
Granitization of Huronian schists : 
Bell, IS'.). 
Gravitational assemblage in granite: 
Gilbert, 953. 
Joint system of southwestern Wiscon- 
sin : Harder. 1073. 
Ophitic texture: Lane, 1511. 
Scbistosity by crystallization: Wright, 
264 S. 
Strain in rocks : Stead, 2279. 
