312 THE ENTOMOLOGIST. 



and the colour of the anterior collar to pronotum alone separating 

 it. It cannot, however, be regarded as a case of mimicry, the 

 habitats of the two species being too wide apart to afford any 

 raison d'etre for the theory. 



ON SOME RECENT ATTEMPTS TO CLASSIFY THE 

 COLEOPTEEA IN ACCORDANCE WITH THEIR 

 PHYLOGENY. 



By C. J. Gahan, M.A. 



(Published by Permission of the Trustees of the British Museum.) 

 (Continued from p. 262.) 



Kolbe's Classification (1908). 

 I. Suborder Adephaga, with one family-group. 

 Families : Carabidse, Paussidse, Rhysodidse, Amphizoidse, 

 Hygrobiidae, Haliplidae, Dytiscidse, Gyrinidse. 



To the characters of this suborder Kolbe adds the following: 

 Prothorax with shield-like notum and distinct lateral margin, 

 pleurae very distinctly separated from the notum and from the 

 sternum, and the epimeron separated by a distinct suture from 

 the episternum. 



II. Suborder Heterophaga (^ Polyphaga). 

 Division A. Haplogastra. 

 Family-group: Staphylinoidea. Families: Those recognized 

 by Ganglbauer somewhat differently arranged, with the addition 

 of Anisotomidse and ?Ectrephiidae. 



Family-group : Actinorhabda. Families : Synteliidae, Passa- 

 lidse, Scarabffiidae. 



Division B. Symphyogastra. 

 AA. Subdivision Archostemata, with one family-group. 

 Family: Cupedidse. 



BB. Subdivision Synactostemata. 

 A. Hbterorrhabda. 

 Pelmatophila. 

 Family-group : Malacodermata. Families : Drilidae, Lam- 

 pyridse, Lycidfe, Cantharidse (== Telephoridfe). 



Family-group : Trichodermata. Families : Malachiidae, Me- 

 lyridse, Corynetidae, Derodontidse, Cleridae. 



Family-group : Palpicornia. Family : Hydrophilidse. 

 Family-group : Dascylloidea. Families : Psephenidae, Helo- 

 didse, Ptilodactylidae, Eubriidae, Eucinetidae, Dascillidae, Arte- 



