LAEVAL FORMS OF COLEOPTERA 



Plate 102 



A. 

 B. 

 C. 

 D. 



Steplianopaeliys pacificus Cs\ 

 Polvcaon stoiiti Lee. 



Lvctiis eavicollis Lee. 



G. 

 H. 



Lyetus cavieollis, first iiistar 



Psoidae (A-E), 

 Lyctidae (F-K) 



Labrum, clypeus, and antenna. 



Labrum and clypens. 



Head eapsnle. Ventral view. 



Interior of buccal region ; epsc, 

 epipharyngeal sclerome ; epx, 

 epipharynx ; Im, laeinia man- 

 dibnlae; md, mandible; pmo, 

 pseudomola, a big molar-like 

 process from dorsal side of 

 mandible. 



Ventral mouthparts. 



Right mandible ; Im, laeinia 

 mandibnlae ; pmo, pseudo- 

 mola. Dorsal view (left) ; 

 buccal view (right). 



Antenna. 



Eighth abdominal spiracle (left 

 figure) ; first abdominal spir- 

 acle (right figure). 



Larva. Lateral view. 



Ninth abdominal segment with 

 a pair of small urogomphi. 

 Dorso-lateral view, 

 mature larva : Head and ventral mouthparts. 



290 



