No. 8.] BIBLIOGRAPHY OF CONNECTICUT GEOLOGY. 29 



covered in the other papers by Davis, and those by Griswold and by 

 Whittle.— £rf.) 



99. Davis, W. M., and Griswold, L. S. 



Eastern boundary of the Connecticut Triassic. 



Geol. Soc. America, Bull., v, 515-530, 1894. Abstract: 

 Am. Geo!., xiii, 145, 146, 1894; Am. Jour. Sci , (3) xlvii, 136, 

 137, 1894. 



General geological history of the region given. Special discussion of 

 faults. Evidence showing that the entire eastern boundary of the 

 Triassic formation in Connecticut is defined by fault lines. (See Davis, 

 98.) 



99a. Davis, W. M., and Loper, S. W. 



Two belts of fossiliferous black shale in the Triassic 

 formation of Connecticut. 



Geol. Soc. America, Bull., ii. 415-430, 1891. 



General stratigraphy of the formation. Special account of fossils 

 of the two strata of black shale. (See Loper, 189.) 



100. Davis, W. M., and Whittle, C. L. 



The intrusive and extrusive Triassic trap sheets of the 

 Connecticut valley. 



Mus. Comp. Zool., Bull, xvi, 99-138, i pL, 1889. 



Statement of the means of distinguishing intrusions and extrusions. 

 General features and discussions of intrusive and extrusive sheets in 

 the following localities of Connecticut: East and West Rock, New 

 Haven; Gaylord's mountain, Roaring brook, Cheshire; anterior at north 

 end of Totoket; J4 mile southeast of East Meriden; north end of 

 Higby mountain; south and west of Chauncy peak; anterior of 

 Lamentation mountain; anterior of Cat Hole peaks; anterior of Notch 

 mountain; anterior of Shuttle Meadow mountain; anterior of Farming- 

 ton mountain: Farmington river gap; Saltonstall mountain; Totoket 

 mountain, inside south and north brooks; Higby mountain; Lamentation 

 mountain; Meriden city quarry; ist and 2d ridges posterior to Salton- 

 stall mountain; ridge near Middlefield station; falls of the Aramamit 

 river; Highland lake; Hartford avenue and North Stanley street, New 

 Britain; near Trinity College, Hartford. (See Davis, 98.) 



101. Deane, J. 



Ichnographs from the sandstone of the Connecticut val- 

 ley. 61 pp., 46 pis. Boston, Little, Brown and Co., 1861, 



The incomplete papers of Dr., Deane, compiled and edited by T. T. 

 Bouve, H. I. Bowditch, A. A. Gould, and others. 



(Doubt is cast on the bird origin of the footprints, and Deane's 

 part in the discovery of the first specimens is magnified. — Ed.) 



102. Des Cloiseaux, A. L. O. 



Optical examination of the red feldspar of the granite 

 from Lyme, Connecticut. 



Am. Jour. Sci., (3) xx, 335-336, 1880. 



Brief description of the microcline from the coarse granite of the 

 MacCurdy quarry at Lyme. 



