Oct., "02] 



ENTOMOLOGICAL NEWS. 



253 



CEPHALOID^:. 



Cephaloon lepturides Newni. 



MO R delude:. 



Anaspis flavipennis Hald. 

 Mordella scutellaris Fab. 

 Mordellistenacomata var. cervicalis 



Lee. 

 Mordellistena aspersa Melsh. 

 " pustulata Melsh. 



ANTHICID^. 

 Corphyra lugubris Say. 

 Notoxus anchora Hentz. 



PYROCHROIDiE. 

 Schizotus cervicalis Newm. 

 Dendroides bicolor Newm. 

 " cowcoXox Newitt.* 



MELOIDyt:. 

 Melee angusticollis Say. 



OTIORHYNCHID/E. 

 Hormorus undulatus Uhler. 



CURCULIONID^. 

 Apion walshii Smith. 

 Phytonomus nigrirostris Fab. 

 Macrops sparsus Say. 

 " humilis Gyll. 

 Hylobius confusus Kirby. 

 Anthonomus signatus Say. 

 " corvulus Lee. 



Piazorhinus scutellaris Say. 

 Gymnetron teter Fab. 

 Tyloderma aereum Say. 

 Cceliodes nebulosis Lee. 

 Ceutorhynchus decipiens Lee. 

 Rhinoncus pyrrhopus Lee. 

 Promecatarsus ? sp. 



SCOLYTIDt?^. 

 Pityophlhorus materiarius Fitch. 



" sparsus Lee. 



Xyleborus caelatus Eieh. 

 Polygraphus rufipennis Kirby. 



ANTHRIBID^. 

 Cratoparis lunatus Fab. 



* Thirty-five males of this species were taken as they were flying about 

 over a patch of raspberry bushes, at the edge of the woods, just at dusk : 

 only one female was secured. 



Larva vice Nymph. 

 By O. W. Oestlund. 



There are three distinct periods or stages in the life-history 

 of an insect, the &^%, the larva and the imago. In the first 

 embryonic development takes place ; the second is the period 

 of growth, while the third may be said to be the period of 

 reproduction and distribution of species. In primitive insects, 

 before wings had yet been acquired as organs of locomotion, 

 there probably was but slight difference, if any, between the 

 larva and the imago. But with the development of wings as 

 organs of locomotion in the adult, the separation of the imago 

 as a dftrtinct stage was gradually brought about. At first this 

 difference may have been comparatively slight, as them ode of 



