133845.pdf
74 M. P. SMITH. P. C. J. DONOGHUE & I. J. SANSOM Fig. 3. Stratigraphic distribution and phylogenetic relationships of Cambri ...
EARLY PALAEOZOIC VERTEBRATE BIOGEOGRAPHY 75 Fig. 4. Stratigraphic distribution and phylogenetic relationships of Cambrian-Siluri ...
(^76) M. P. SMITH, P. C. J. DONOGHUE & I. J. SANSOM trees differed only in the relationship of osteostracans, galeaspids and ...
EARLY PALAEOZOIC VERTEBRATE BIOGEOGRAPHY 77 'ostracoderms' and jawed vertebrates was Laurentian, rather than Gondwanan (contra E ...
78 M. P. SMITH, P. C. J. DONOGHUE & I. J. SANSOM this group may offer a clue to the origin of endemic galeaspids in China. I ...
EARLY PALAEOZOIC VERTEBRATE BIOGEOGRAPHY 79 Ordovician of Laurentia in North America. This interval has been intensively sampled ...
80 M. P. SMITH, P. C. J. DONOGHUE & I. J. SANSOM their very nature, reliant upon incomplete datasets and it is likely that u ...
EARLY PALAEOZOIC VERTEBRATE BIOGEOGRAPHY 81 ELVEVOLD, S., ESCHER, J. C, FREDERILSEN, K. S., ET AL, 2000. Tectonic architecture o ...
82 M. P. SMITH, P. C. J. DONOGHUE & I. J. SANSOM RITCHIE, A. & GILBERT-TOMLINSON, J. 1977. First Ordovician vertebrates ...
EARLY PALAEOZOIC VERTEBRATE BIOGEOGRAPHY 83 WILSON, J. T. 1966. Did the Atlantic close and then YOUNG, G. C. 1993. Vertebrate fa ...
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Euconodont diversity changes in a cooling and closing Iapetus Ocean H. A. ARMSTRONG 1 & A. W. OWEN 2 1 Department of Geologi ...
86 H. A. ARMSTRONG & A. W. OWEN Baum 1991). Sedimentological evidence from Dob's Linn, located on the Laurentian slope, indi ...
EUCONODONT DIVERSITY CHANGES 87 Fig. 1. Constrained seriation matrix for the Laurentian shelf and marginal terranes for each of ...
88 H. A. ARMSTRONG & A. W. OWEN Fig. 2. Constrained seriation matrix for the Avalonian shelf (Wales) for each of the time sl ...
EUCONODONT DIVERSITY CHANGES 89 Fig. 3. Constrained seriation matrix for the Avalonian shelf (Lakesman Terrane) for each of the ...
90 H. A. ARMSTRONG & A. W. OWEN Fig. 4. (a)Constrained sedation matrices for the Baltica shelf for each of the time slices d ...
EUCONODONT DIVERSITY CHANGES 91 Fig. 5. (A) Constrained sedation matrices and (B) biofacies architecture diagram for celloni Bio ...
92 H. A. ARMSTRONG & A. W. OWEN Fig. 6. Generic biofacies for each Ordovician time slice. The assumption was made that a gen ...
EUCONODONT DIVERSITY CHANGES 93 Fig. 7. Biofacies architecture diagrams for Laurentia and Avalonia at each of the Ordovician tim ...
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