CONTENTS. 
XV 
Bathymetrical and Geographical Distribution, ..... i 27 .‘> 
1. Animals obtained in the Dredgings and Trawlings in the Zone deeper than 2500 fathoms, . 1277 
2. Animals obtained in the Dredgings and Trawlings in Depths between 2000 and 2500 
fathoms, 128*1 
3. Animals obtained in the Dredgings and Trawlings in Depths between 1500 and 2000 
fathoms, , . . . . _ , .1291 
4. Animals obtained in the Dredgings and Trawlings in Depths between 1000 and 1500 
fathoms, .......... 1302 
5. Animals obtained in the Dredgings and Trawlings in Depths between 500 and 1000 
fathoms, . . . . . . . , .1314 
6. Animals obtained in the Dredgings and Trawlings in Depths between 100 and 500 
fathoms, . . . . ' . . . . . 1328 
7. Animals obtained in the Dredgings and Trawlings in Depths under 100 fathoms, . 1362 
General Observations on the Distribution of Marine Organisms, . . . I43i 
Explanation of Charts and Diagrams (Appendix L), . . . . .1463 
Index of Genera, Sub-genera, Species, aed Varieties, .... 1465 
General Index, ........... 157.> 
Reading Thermometers. 
