INSECTS. 7 



55. Stapkylinus. Shells half the length of the body, covering 



the wings : above the tail 2 exfertile vefi- 



25. Zygia. 



53. Meloe. 

 48. Tenehrh. 



17. Caffida. 



14. Opatrum. 



54. Mo r dell a. 



20. Chryfomela* 

 38. Hon' a. 



27. Apalus. 



50. Mantle or a. 



49. Pi melt a. 



9. Gyrinus. 



39. Cucujus, 



21. Crypt ocephalus. 

 23. Bruchus. 



7. Ptinus. 



22. /&/>*. 



44. Bupreftis. 



36. Neeydalis. 



37. Lampyris. 



40. Cantharls. 



32. Notoxus. 



42. iiWr. 



34. Cahpus. 



19. Alurnus. 



cles. 



Lip elongated, membranaceous. 



Thorax rounded : head gibbous, inflected. 



Thorax margined : head exferted : body ob- 

 long. 



Body ovate ^ fhells margined ; head covered 

 with a fhield. 



Thorax and fhield margined. 



Laminae at the bafe of the abdomen : head 

 inflected. 



Body ovate, immarginate. 



Feelers unequal : jaw bifid: lip rounded. 



C. Antenna filiform. 



thorax roundifh : head gibbous, inflecled. 



Jaws exferted, toothed : eyes rather promi- 

 nent. 



Thorax margined : head exferted : body ob- 

 long. 



Antennas a little rigid : eyes 4. 



Lip fhort, bifid, the divifions diftant. 



Body ovate, immarginate. 



Antennas growing larger towards the tip. 



Thorax receiving the head : laft joints of the 

 antennae longer. 



Antennas ftretched forward, approximate, fufi.. 

 form. 



Head partly retracted within the thorax. 



Shells half as long as the body : wings naked. 



Shells flexile : thorax furrounding and conceal- 

 ing the head. 



Shells flexile : fides of the abdomen edged with 

 folded papillae. 



Lip bifid ; the divifions connivent, obtufe. 



A pectoral fpine fpringing from an abdominal 

 pore. 



Thorax fpinous or gibbous at the fides. 



Jaw arched : feelers 6. 



47. Caralus. 



