CONTENTS. 



CHAPTEE VI. 



PAGE 

 GEXEEAL PEINCIPLES OF SCIENTIFIC AEEANGEMENT . 118 



CHAPTEE Til. 



BEIEF NOTICE OF THE SCIENTIFIC CULTIVATION OF BRITISH 



BEES , 



142 



CHAPTER VIII. 



A NEW AEEANGEMENT OF BEITISH BEES, WITH ITS EA- 

 TIONALE, AND AN INTEODUCTION TO THE FAMILY, SUB- 

 FAMILIES, SECTIONS, AND SUBSECTIONS 153 



CHAPTEE IX. 



A TABLE, EXHIBITING A METHOD OP DETEEMINING THE 



GENEEA OF BEITISH BEES WITH FACILITY ... 17( 



EASY DISTRIBUTION OF THE BEES . . 176 



CHAPTEE X. 



THE SCIENTIFIC ARRANGEMENT AND DESCRIPTION OF THE 

 GENEEA, WITH LISTS OF OUR NATIVE SPECIES, AND AN 

 ACCOUNT OF THE HABITS AND ECONOMY OF THE IN- 

 SECTS, WITH INCIDENTAL OBSERVATIONS SUGGESTED 

 BY THE SUBJECT .... ... . . 184 



ANDEENIDiE (SUBNORMAL BEES) . . . 185 



GEN. 1. COLLETES ..... . 185 



GEN. 2. PEOSOPIS . . . .... 191 



GEN. 3. SPHECODES . . . . . 196 



GEN. 4. ANDRENA 

 GEN. 5. CILISSA . 

 GEN. 6. HALICTUS 

 GEN. 7. MACEOPIS 

 GEN. 8. DASYPODA 



. 200 

 . 211 



. 214 



. 220 



224 



