INDEX. 



PAGE. 



Anamosaurus 32 



strunzi 33 



Archaeobelus vellicafus 28 



Bathygnathus borealis 63 



Callibrachion gaudryi 30 



Clepsydropidae 36, go 



Clepsydropin^ 37, 90 



Clepsydrops 37, 90 



coUetti 40, 90 



gigas 46, 116 



leptocephalus 26, 81 



limbatus 40, 127 



macrospondylus 52, 131 



natalis 42, 90 



pedunculatus 41 



vinslovii 42, 90 



Ctenosaurus koeneni 57 



Deuterosaurus 67 



Dimetrodon 43, 95 



cruciger 60 



dollovianus 51, 128 



giganhomogenes 47, 123 



gigas 46, 116 



incisivus 47, 127 



longiramus 57 



macrospondylus 52, 131 



navajovicus 56, 137 



obtusidens 54, 134 



platycentrus 54 



rectiformis 49, 127 



PAGE. 



Dimetrodon semiradicatus 50, 127 



Diopeus leptocephalus 26, 81 



Edaphosauridae 69, 151 



microdus 61, 146 



pogonias 69, 151 



Elcabrosaurus baldwini 28, 89 



Embolophorus dollovianus 51, 126 



fritillus 65 



Geosaurus cynodus 67 



Metamosaurus fossatus 65 



Naosaurinas 58, 138 



Naosaurus 58, 138 



claviger 59, 139 



cruciger 60, 146 



microdus 61, 146 



mirabilis 62 



Pleuristion brachyccelous 29 



Poliosauridae 18, 77 



Poliosaurus 18, 77 



uniformis 19, 77 



Rhopalodon 67 



Sphenacodon ferox 66 



Stereorachis dominans 34 



Theropleura 22, 81 



grandis 22, 88 



obtusidens 54, 134 



retroversa 25, 81 



triangulata 25, 81 



Tomicosaurus 64 



Varanosaurus acutirostris 79 



167 



