Jurassic Ammonites From Jebel Tuwaiq, Central Arabia, with R. A. Bramkamp; M. Steineke With Stratigraphical Introduction in Philosophical Transactions of the Royal Society of London, No. 633, Vol. 236, Series B, 6 March 1952
London: Royal Society, 1952. 1st Edition. FIRST EDITION, OFFPRINT ISSUE of a paper by William Joscelyn Arkell, an English paleontologist who was an authority on Jurassic ammonites and their environments. The leading expert on the use of ammonites as Zone fossils, Arkell made numerous contributions to knowledge of the Jurassic..... More