Key to the Larvae of the More Important Genera of Buprestidae 
Leaf miners, larvae spindle- or wedge-shaped ........ ees 
Twig or bark borers or occasionally gall makers; larval 
form elongate, parallel, last segment ending in a pair 
OL SPINS rye ee thes eho a he cle pe Td Oh (0 ae 
Wood or bark borers; larvae hammer-headed or pestle- 
Shaped HOTSPINES iP Ee es ieee Bk) ae ae | eae 
Dorsal plate of prothorax marked with an inverted Y, 
WAS CC URS sD M GN a mimes eek sue iai ers Wie gata eN nya sola real 
Dorsal plate of prothorax bearing only a single median 
impression or groove .......... 
Dorsal plate of prothorax bearing chinous rugosities | 
Dorsal plate of prothorax smooth | 
Rugosities on prothoracic plates strongly developed form- 
ing ridges; margins of plates distinct. _............. 
Rugosities on plates not forming ridges, dispersed; plates 
IMGIStINCT On MAnGINS. oe ar oie Li eee 
Dorsal prothoracic plate marked with a distinct inverted 
Ve breeds in conifers (es Chalcophora 
Dorsal plate marked with an inverted V or U; breeds 
INtMALEWOOUSIC= eek oe eee Chalcophor ella 
Asperate areas of dorsal plate longer than wide; ventral 
area completely bisected by median groove; first ab- 
dominal segment smaller than second; mandible usually 
bridentates = eke el ea Melanophila 
Asperate areas of dorsal plate wider than long or of 
approximately the same dimensions; ventral area not 
completely bisected 
Dorsal plate marked by an treerted ¥ ¢ or o pore eu dedi on 
the anterior half by the asperities suggesting a hood; 
ventral plate marked by a median groove extending 
from posterior margin forward but not completely 
bisecting plate; mandible usually tridentate, labrum 
usually: tridentate 08 ies Bupr estis 
Dorsal and ventral asperate plates nearly circular; ven- 
tral bearing a median groove, which extends backward 
from the anterior margin about 24 of the distance; 
mandible usually bidentate; labrum entire 
Chrysobothris 
Metathorax bearing a dorsal and ventral pair of ampullae, 
ventral groove not bisecting prothoracic plate 
Anthaxia 
Metathorax normal; ventral groove bisecting plate 
Anterior end of dorsal inverted Y or V marking simple 
Anterior end of both dorsal and ventral markings with 
broad reticulated ends... 
10. Dorsal marking an inverted Y; Brecde in ee _Cinyra 
ie: 
Dorsal marking an inverted V; breeds in willow and 
DOD AR ies ce eee! | _. Poecilonota 
Dorsal marking an “Eowertiad We oath a broad reticulated 
apex; mandible tridentate; breeds en in hard- 
WV OOUSist titre si: | We kee minnie Dicerca 
13 
14 
or) On 00 > bo es) i) 
10 
11 
159 
