CONTENTS 



Editorial Notes i 



I. Saltatorial Orthoptera from South America and the Isle 

 of Pines. B\' Lawrence Bruner .... 5 



II. Orthoptera From Africa, Being a Report on some Sal- 

 tatoria Mainly from Cameroon Contained in the Car- 

 negie Museum. By La-wrence Bruner . . .92 



III. Diplomystus goodi Eastman. By W. J. Holland . 143 



IV. Morphological Features of Certain Mussel- Shells Found 

 in Lake Erie, Compared with those of the Correspond- 

 ing Species Found in the Drainage of the Upper Ohio. 



By NoRiMAN McDowell Grier .... 145 



V. Some Features of the Geology of Northeastern Brazil. 



By Gerald E. Waring . . . . . 183 



Appendix on Fossil Mammalia collected by Gerald A. 

 Waring at Pedra Vermelha, Bahia, Brazil. By W. J. 



Holland . . , . . . . .224 



