THE MOUNT DESERT EEGION 37 



Class INSECTA 

 Order THYSANURA 



LEPISMroAE 

 Thermobia Bergroth 



T. DOMESTicA Pek. Bar Harbor, May 18 (Br.). 



Campodeidae 



Campodea Westwood 



C. FEAGiLis Mein. Various places in damp wood. Bar Harbor, 

 Sept. 26 (Br.). 



COLLEMBOLA 



PODURIDAE 



Anurida Laboulbene 



A. MAEiTiMA Gner. On seashore between tide marks. North- 

 east Branch, July- Aug. 



Order ORTHOPTERA 



In the upland pastures 



The 'tettix are calling. 



Clicking in the siinlight 



As they wing their circling flight. 



Blattidae. Cockroaches 

 Blattella Caudell 



B. germanica (Linn.). The German Cock Roach or Croton 

 Bug is present in very large numbers owing to unsanitary 

 conditions in some places. 



Ntctibora Burmeister 



N. LAEVIGATA Burm. ? Market, S. W. Harbor (Mrs. Palmer). 

 A "West Indian species, probably introduced on bananas. 



