CLASS V. INSECTA. 213 



Division I. — JMundibla short, obtuse, truncated or terminated hj/ a very 

 short point : antenna with the four last joints globose or turbinated. 



Subdivision l.~-'Antenn(e with the last four joints turbinated. Bodt/ 

 hemispheric or oval. Thorax transrerse. 



Genus 246. CIIRYSOMELA. Lutr., Fubr., S^c. 

 Palpi terminated l)y two joints of nearly an equal length, the last al- 

 most ovoid truncate or nearly cylindric: sternum not produced. 



* Thorax with the sides incraasated, as if margined ; body ovate qua- 

 drate. 



Sp. 1. Chri/. Banksii. 



Chrysomela Banksii. Fah\, Latr., Marsh., Leach. 



Inhabits nettles in lanes. 



** Thorax with the sides not incrassated. Bodjf ovate quadrate. 

 Sp. 2. Chry. Litura. 



Chrysomela Litura. Fabr., Latr., Marsh., Leach. 

 Inhabits the broom. 



*** Body elongate-ovate quadrate. 



Sp. 3. Chri/. margincl/a. 



Chrysomela marginella. Fair., Latr., Marsh., Leach. 



Inhabits plants growing by the side of ditches. 



Obs. — Chrysomela tenebricosa Linn, forms the Genus Timarciia {of 

 Hoppe) } 



Subdivision 2. — Antenna: zcith the four last joints semi-globose, almost 

 forming a club. Body elongate-quadrate. Thorax as long as broad. 



Genus 247. IIELODES. Payk., Fabr., Oliv., Leach. 

 Palpi short, thicker at their middle, the last joint short-obconic. 



Sp. 1. Hel. Phcllandrii. 



Ilelodes Phellandrii. Payk., Fabr. Proscuris Phellandrii. Latr. 



Inhabits flowers in meadows. 



Stirps 4. — Maxillary palpi very apparent : antenna inserted before the 

 e3^es : head vertical : jyalpi with the last joint conic-cylindric : body 

 short-cylindric. 



Genus 248. CRYPTOCEPIIALUS. Geoff., Fabr., Oliv., Latr., 



Lam., Marsh., I^each. 

 Antenna simple, filiform, about the length of the body. 

 Sp. 1. Crypt, sericeus. 

 Chrysomela sericea. Linn. Cryptocephalus sericeus. Fabr., Oliv., 



Marsh., Leach. 

 Inhabits the flowers of the dandelion. 



