l6o INDEX. 



FACE 



LiTHOSTROTioN proliferutii in 



MiCHELINIA 72 



" convexa. . . 73 



" cylindrica 74 



" favositoidca 74 



" in sign is 75 



trochiscus 76 



" Clappii 76 



MiLLEi'ORiD/E 10 



Omphyma 117 



" verrucosa 118 



" Stockesii 119 



PHILLIPSASTR.EA I28 



gigas 129 



" verneuilli 128 



" Yandelli 130 



Plasmopora 13 



follis 14 



" elegans. 15 



Proboscina arachnoidea 87 



Ptychophyllum Stockesii 119 



Pachyphyllum 128 



Quenstedtia 71 



" umbellifera. 71 



" Niagarensis 72 



Rhabdopora 61 



Streptelasma 140 



" corniculum 142 



" patula 143 



' ' conulus 144 



" spongaxis - 144 



Striatopora 58 



" Huronensis 58 



" rugosa 59 



' ' cavernosa 60 



' ' Linnseana 60 



Strombodes 130 



" Alpenensis. 133 



" mamillatus 133 



" pygmseus 132 



" pentagonus 131 



" striatus 131 



Staurid.^ 95 



Syringopora 79 



" annulata 81 



" cancellata 80 



" compacta 82 



" Hisingeri 85 



" Maclurei 83 



" fibrata 82 



" perelegans 82 



