hrnd wing showing venation 

 (as unfolded for fitght) 



apical segment 

 of antenna 



vertex of head 



apical angle of 



pronotum 

 crenate lateral 



margin 

 sublateral carina 



scutellum 



umbone. humerus, or 



humeral angle 

 sublateral cannae 



of elytron 



punctae ot first 



stria 

 sutural interval 



serrate lateral 

 marg rn 



pleural spiracle 



tergite 



edge of 4th 

 sternite 



apex of elytron 



Fig. 1. Dorsal features of adult elmid beetle. 



first or basal segment of 

 antenna 



clypeus 



labrum 



mandible 



labrum 



maxillary palp 



labial palp 



gena 



hypomeron 



prosternal episternum 



(prosternal epimeron) 



prosternal process 



mesosternal episternum 



mesosternal epimeron 



mesosternum 



met a sternal episternum 



epipleuron (=elytral 

 hypomeron) 



metacoxal cavity 



coxa 



trochanter 



femur 



3rd abdominal sternite 



tibia with tomentum 



produced margin of 

 Gtermte which clasps 

 epipleuron of elytron 



1st segment of tarsus 



Fig. 2. Ventral features of adult elmid beetle. 



