Introduction to Animal Morphology. 417 



three last joints dilated ; tortoise-like beetles, which, when 

 caught, feign death. 29. Silphidae : Carrion beetles antennae 

 clubbed ; ligula bilobed ; abdomen of six free moveable seg- 

 ments ; anterior and middle legs with conical basal joints. Lep- 

 toderus from the Adelsberg cave is eyeless. 30. Scaphididae 

 small, fungicolous ; antennae with a clubbed or capillary end ; 

 basal joint of fore-limb cylindrical ; abdomen with a conical 

 point. 3 1 . Phalacridse small, oval, convex, with a small fourth 

 tarsal joint; abdomen with five free rings. 32. Nitidularidae 

 small, with antennae clavate ; legs short ; male tarsi often 

 heteromerous. 33. Colydidae antennae clubbed, tarsus four- 

 jointed ; the last or last pair of the five ventral rings alone 

 are moveable ; the body has a sculptured surface. 34. Cucuji- 

 dae body compressed, with moniliform (Cucujus), or clavate 

 (Silvanus), or thread-like antennae (Brontes) ; all the five 

 ventral rings free. 35. Cryptophagidae antennae with a 

 i -3 -jointed terminal club ; tarsi five- (Cryptophagus), rarely 

 three- or four-jointed ( Mycetophagus). 36. Dermestidae 

 antennae short, retractile ; a single frontal eye. Anthrenns 

 museorum is the pest of entomological cabinets. The 

 larva of Dermestes lardarius is the bacon grub. 37. Byrr- 

 hidce oval ; tibia folds into the femur like a penknife. 

 38. Parnidse antennae clubbed, with retractile head ; aquatic. 

 but without swimming feet, and with a silky clothing, and a 

 varnish-like coating. 39. Scarabaeidac (Lamellicornes) 

 antennae short, the first joint large, the last three, or more, 

 forming a lamcllatcd club ; eyes lateral. Dynastes has the 

 clypeus united to the forehead, and the mandibles un- 

 covered (sheathed in Cetonice, &c.) Melolontha, the 

 cockchafer, is found on the leaves of sycamore, and other 

 trees, to which it is very destructive. Ateuehus sa<vr was 

 the sacred Scarabncus of the Egyptians. Geotrupes is the 

 dun . Lueanus and its allies have mnili-shape.l an- 



40. \\\\\ -ht-coloun-d. Ion-, flat beetles, 



wit!. ; short !. ap 



i to the 



iiaxi.i). 41. Kucncmidor cylindrical, with 

 retractil >l>ular femora on the i middle 



, .1-rum indistinct. 42. Klatcridoj 1 



