ARTICLE:

LOUIS A. FERNANDEZ

Geology and petrology of the Nordeste volcanic complex, São Miguel, Azores: Summary
Geological Society of America Bulletin 1980 v. 91, p. 675-680. [Abstract] [Full Text] [PDF]  

BRUNO D'ARGENIO and WALTER ALVAREZ

Stratigraphic evidence for crustal thickness changes on the southern Tethyan margin during the Alpine cycle
Geological Society of America Bulletin 1980 v. 91, p. 681-689. [Abstract] [Full Text] [PDF]  

P. K. SIMS, K. D. CARD, G. B. MOREY, and Z. E. PETERMAN

The Great Lakes tectonic zone — A major crustal structure in central North America
Geological Society of America Bulletin 1980 v. 91, p. 690-698. [Abstract] [PDF]  

A.E.J. ENGEL, T. H. DIXON, and R. J. STERN

Late Precambrian evolution of Afro-Arabian crust from ocean arc to craton
Geological Society of America Bulletin 1980 v. 91, p. 699-706. [Abstract] [PDF]  

H. A. McCLURE

Permian-Carboniferous glaciation in the Arabian Peninsula
Geological Society of America Bulletin 1980 v. 91, p. 707-712. [Abstract] [PDF]  

ROBERT F. BLACK

Valders–Two Creeks, Wisconsin, revisited: The Valders Till is most likely post-Twocreekan
Geological Society of America Bulletin 1980 v. 91, p. 713-723. [Abstract] [PDF]  

ROBERT P. SHARP

Wind-driven sand in Coachella Valley, California: Further data
Geological Society of America Bulletin 1980 v. 91, p. 724-730. [Abstract] [PDF]  

R. W. EMBLEY, P. J. HOOSE, P. LONSDALE, L. MAYER, and B. E. TUCHOLKE

Furrowed mud waves on the western Bermuda Rise
Geological Society of America Bulletin 1980 v. 91, p. 731-740. [Abstract] [Full Text] [PDF]  

JEAN GOSLIN, JACQUES SEGOUFIN, ROLAND SCHLICH, and ROBERT L. FISHER

Submarine topography and shallow structure of the Madagascar Ridge, western Indian Ocean
Geological Society of America Bulletin 1980 v. 91, p. 741-753. [Abstract] [PDF]  

DISCUSSION AND REPLY:

EDWARD F. PATTISON

Tectonic origin for Sudbury, Ontario, shatter cones: Discussion and reply: Discussion
Geological Society of America Bulletin 1980 v. 91, p. 754. [Abstract] [Full Text] [PDF]  

MICHAEL E. FLEET

Tectonic origin for Sudbury, Ontario, shatter cones: Discussion and reply: Reply
Geological Society of America Bulletin 1980 v. 91, p. 755-756. [Abstract] [PDF]  

ERRATA:

ERRATUM
Geological Society of America Bulletin 1980 v. 91, p. 757. [Abstract] [PDF]  

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