CLASS V, INSECTA. 213 



Division I. — Mandibla short, obtuse, truncated or terminated by a very 

 short point : antenna uith the Jour last Joints glubost or turbinated. 



Subdivision 1. — Antenna with the last four joints turbinated. Body 

 hemispheric or oval. Thora.t transverse. 



Genus 216. CIIRYSOMELA. Latr., Fabr., <^c. 

 Pnlpi terminated hy two joints of nearly an equal length, the last al- 

 most ovoid truncate or nearly cylindric; sternum not produced. 



* Thorax with the sides incrassutcd, as if margined : body ovate qua- 

 drate. 



Sp. 1. Chry. Banksii, 



Chrysomela Banksii. Fabr., Latr., Marsh., Leach. 



Inhabits nettles in lanes. 



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



Sp. 2. Chry. Litura. 



Clirysomcia Litura. Fabr., Latr., Marsh., Leach. 



Inhabits the broom. 



*** Body elongate-ovate quadrate. . 



Sp. 3. Chry. marginella. 



Chrysomela marginella. Fabr., Latr., Marsh., Leach. 



Inhabits plants growing by the side of ditches. 



Obs. — Chrysomela tenebricosa Linn, forms the Genus Timarcha ((^' 

 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. Hcl. Phcllandrii. 



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



Inhabits flowers in meadows. 



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

 eyes : hecul vertical : palpi with the last joint conic-cylindric : body 

 short-cylindric. 



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

 Lam., Marsh., Leach. 

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

 Sp. 1. Crypt, sericeus. 

 Chr\-somela sericea. Linn. Cr} ptocephalus sericeus. Fabr., Oliv., 



Marsh., Leach. 

 Inhabits the flowers of the dandelion. 



