196 MANUAL OF NATUEAL HISTORY. 



rudimentary or obsolete. Sluggish, living in 

 sandy situations, or burrowing in the sea 

 shores 



XI. SUB-ORDER. — Taxicorn-Beetles (Taxicornes). 



Antennae perfoliated ; maxillae unarmed ; head not 

 narrowed behind into a neck ; elytra hard ; tarsal 

 claws simple. 



60. Family. — Shield-Beetles (Cossyphidae). Antennae 



ending in a 4 or 5-jointed club; body narrow, 

 margins of thorax and elytra extended into 

 a flattened shield all round the body. Co- 

 lours dull ; live under bark. 



61. Family. — Fungivorous-Beetles (Diaperidae). An- 



tennae short, moniliform or pectinated ; palpi 

 nearly filiform, rarely enlarged at tip ; head 

 inserted; thorax quadrate, trapeziform, or 

 somewhat cylindric ; body rounded or qua- 

 drate, convex. Found in Boleti and Fungi. 



XII. S UB-ORDER. — Stenelytrous-Beetles 

 (Stenelytra). 



Antennae simple ; maxillae unarmed ; head not 

 narrowed behind into a neck ; elytra hard ; winged ; 

 tarsal claws simple. 



62. Family. — Garden-Beetles (Helopidae). Antennae 



filiform, base concealed ; palpi with terminal 

 joint large, hatchet-shaped ; head inserted ; 

 thorax transverse ; elytra not soldered to- 

 gether ; wings rudimentary or short ; claws 

 simple. Often found in gardens upon flowers. 



