LARVAL FORMS OF COLEOPTERA 



it is a continuous, longitudinal groove, in the thorax run- 

 ning immediately above the two scleromes episternum 

 and epimeron or, when these are indistinct or absent, 

 above the hypopleural area to which they belong, in the 

 abdomen running above liypopleural area and between 

 the pitlike impressions where the ventral and dorsal 

 wedges of the intersegmental membranes meet when 

 these are present). 

 vr, scansorial wart (= "tuber scansorium" Schiodte). 

 *, jointlike appendix of galea (=bl, bladelike appendix in 

 Donaciidae; pis. 106 G and K, 110 I, 111 G). 



86 



