Supplement to the Ichnology of New England; A report to the government of Massachusetts, in 1863 - Brossura

Hitchcock, Edward

Brossura

ISBN 10: 1236050908 ISBN 13: 9781236050908

Casa editrice: RareBooksClub.com, 2012

Riassunto

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1865 Excerpt: ...a row and single tracks of B. exsertum, row and single tracks of B. validum, one track of Amblonyx Lyellianus, obscure vegetable fragments and 7 rain-marks. Figured in Ichnology, Plate XXXVIII., fig. 1. On the other face are twelve tracks in two rows of Stratipes latus, the type of the species, evidently formed under water, while the rain-marks show the others to have been above water. Yet the shale is only two inches thick. Hence there may have been tides or vertical movements of the land during the period of the Lithichnozoa. Also a multitude of vegetable fragments. Back side figured in Ichnology, Plate XLIX., fig. 4. The counterpart of this slab was purchased by the Boston Society of Natural History, at Marsh's auction in Greenfield, in 1853, at the same time No. 4 came to Amherst. 73 tracks on the slab. 5. Gray, hard sandstone, 3 4' X 1 9', from below Smith's Ferry. Tracks in relief of Brontozoum exsertum and Grallator cuneatus. 1854. 6. Same rock and locality, 3 8' X 1 11'. Tracks of Brontozoum minusculum and B. exsertum. 7. Same as Nos. 5 and 6. Tracks of B. validum, B. exsertum and Grallator cuneatus. 8. Gray micaceous sandstone, 2 X 1, showing two tracks of Argozoum dispari-digitatum. Wethersfield. 9. Reddish shale, 1 9' X 9', with two tracks of Argozoum dispari-digitatum. Wethersfield. 10. Slab of Batrachoides nidificans, from South Hadley Falls. Total number of tracks on this Table, 138. Table No. 14. 1. Gray micaceous sandstone, 1 8' X 1 7', showing seven or eight tracks in relief, of Grallator cuneatus. Turner's Falls. Obtained from Dexter Marsh. 2. Hard, gray, thick-bedded sandstone, 2 X 1 9',,showing two depressed tracks of Argozoum Redfieldianum. On the under side, are two fine examples of coprolites, with toes in relief. Chicopee Falls. 1840...

Su questa edizione

• Editore: RareBooksClub.com
• Data di pubblicazione: 2012
• ISBN 10: 1236050908
• ISBN 13: 9781236050908
• Rilegatura: Copertina flessibile
• Numero di pagine: 46