24 G-. C. Ceampxon and W. H. Hasey, 



Explanation of Plate. 



The subscripts 1, 2, and 3, denote that the sclerite in question belongs 

 to the pro-, meso-, or metathorax. 



a Pleural fulcrum of the coxa 



ac Antecoxale, or antecoxal piece 



aes Anepisternum, or upper region of episternum 



at Antetrochantin, or anterior region of trochantin 



b Apex of trochantin 



bt Basitrochantin, or basal poi'tion of trochantin 



c Sternal fulcrum of coxa 



cm Coximarginale, or marginal region of coxa 



ex Coxa 



cxi Coxite, or detached plate of coxa 



dtr Distal trochanter 



ei)i Epimeron 



es Episternum 



fe Femur 



(J Pleural suture 



hem Hypoepimeron, or lower region of epimeron 



ip Interpleurite 



jc Juxtacoxale 



/ Coxal suture 



Ipl Lateropleurite 



1st Laterosteruite 



m Posterior region of coxa, not strictly homologous with meron 



7ne Merocoxa, or meron 



mpl Meropleurite, or fusion product of meron and lower portion of epimeron 



per Pericoxale, or pericoxal ring 



ppl Pteropleurite, or upper region of epimeron 



