No. 8.] BIBLIOGRAPHY OF CONNECTICUT GEOLOGY. 95 



Geological dates of origin of certain topographic forms on At- 

 lantic coast — Davis, 94. 



" High river terraces," Koons — Davis, 80. 



Lost volcanoes of Connecticut — Davis, 95. 



Mechanical origin of Tfiassic monoclinal — Davis, 86. ^ 



Physical geography of southern New England — Davis, 91, 96. 



Quarries in lava beds at Meriden — Davis, 97. 



Relations of Triassic trap and sandstones of eastern United 

 States — Davis, 82. 



Remarks on structure of fillings of fissures in trap at Meriden — 

 Davis, 90. 



Results of study of the mechanical origin of the Triassic mono- 

 clinal in Connecticut valley — Davis, 86. 



Structural value of the trap ridges of Connecticut valley — Davis, 



^'^^ . 



Structure of fillings of fissures in trap, Meriden — Davis, 90. 

 Structure of Triassic formation of Connecticut valley — Davis, 



83, 84. . 

 Topographic development of the Triassic formation of Connec- 

 ticut valley — Davis, 89. 

 Triassic formation of Connecticut — Davis, 93, 98. 

 Triassic sandstone of Connecticut valley — Davis, 92. 

 Davis, W. M., and Griswold, L. S., Eastern boundary of Connecticut 



Triassic — Davis and. Griswold, 99. 

 Davis, W. M., and Whittle, C. L., Intrusive and extrusive Triassic trap 



sheets of the Connecticut valley — Davis and Whittle, 100. 

 Deane, James, Ichnographs from the sandstones of Connecticut valley — 



Deane, loi. 

 Decay of quartzite, and formation of sand, kaolin, and crystallized 



quartz — Dana, 63. • 

 Derby, geology — Percival, 229 ; Rice and Gregory, 243a. 



stratified rocks — Dana, 62. 

 Des Cloiseaux, A. L. O., Optical examination of red feldspar of gran- 

 ite from Lyme — Des Cloiseaux, 102. 

 Dewey, C, Sketch of geology and mineralogy — Dewey, 103. 

 Diabase — Merrill, 218; Rice and Gregory, 243a. 



chemical analysis, Meriden — 282 ; Middlefield — Gregory, U. S. 

 G. S.. Bull. 165, p. 176; West Rock — Hawes, 128. See also 

 Chemical analyses. 

 Holyoke — Emerson, 112. 

 Differential faults — Hobbs, 152. 



Dike, acid, in Triassic area — Hovey, 163. , 



Beseck lake — Griswold. 125. 

 crescentic form — Rogers, 247; WTielpl^', 296. 

 described — Hunt, 171. 

 Mill Rock — Dana, 71, 72 

 See also Triassic trap. 

 Diluvium, described — Percival, 229. 

 Dinosaur skeleton, Manchester — Marsh, 205. 

 Dinosaurs of North America — Marsh, 206. 

 Diorite, Brookfield — Rice and Gregory, 243a. 



See also Gabbro-diorite. 

 Displacement through intrusion —Dana, 66. 

 Distribution and origin of drumlins — Davis, 81. 

 Dobson, P., Iceberg theory of drift — Dobson, 105. 



Remarks on bowlders — Dobson, 104. 

 Doleryte (trap) of Tria&sic-Jurassic area — Dana, 50. 



