Explanation of Plate VII. 



Illustrating Mr. C. J. Gahaii's paper on " Stridulating organs in 

 Coleoptera." 



Fig. 1-1((. Blclhiaa mnUijninctata. Apex of abdomen, and left 



elytron (underside). 

 2-26. Spilisjm imjjerialis, ^ Showing striated area on 



head ; the striated area 

 greatly enlarged ; and 

 middle of anterior margin 

 of pronotuni. 

 3-'S((. Tlispopvia foveiciMis. Showing parts as in figs. 2 



and %i. 

 4-4a. Anisodeva scutdlata. ,, „ 



5-5(1. Eiipterris, sp. ^ Apex of abdomen and left 



elytron. 

 6-6rt. „ ., $ 



66. „ ., „ One ofthepygidial tubercles. 



7-T((. FlionajiatenitidipcHiiis,'^ Head, prothorax, and (7(() 



front leg. 

 8-8<-(. Caciais americanus, and right hind femur. 

 9-9rt. ^:^culytus destructur. Head (underside) and 



striated area. 

 10-10(/. SciihjLus uitricatus. ,, „ 



ll-ll(<. Pnnhinmcai^taniivm. ,, „ 



12-12a. Cr\ii)lurrli[jni:hnsl[irinus,^ A.\ieyi of abdomen and left 



elytron. 

 126. ,, ,j ,, Triangular area of pygi- 



dium greatly enlarged. 

 13-136. Oimploryh.!)iv$, sp. 9- Parts as in figs. 12-126. 

 1-1-14(/. Clijtiiru itxddbcrgi. Showing stridulating areas 



on the mesonotum. 



Fig. 8, nat. size, the remaining figures all enlarged. 



