﻿Ecological Study of Hemiptera of Cranherry Lake Region 21 



Bog Association: The Hemiptera of the bogs, as represented 

 in Big Floating Island, Bean Pond, Forsaith's Bog, included such 

 forms as Euscelis humiclus, E. instahilis, E. vaccirnii, Phlepsius 

 maculellus, Thamnotettix ehuratus Aphelonema histrionica, Lac- 

 cocera vittipennis^ Nahis limbatus, Isclinorrhynchus geminatus, 

 Phytocoris lasiomerus, Psallus n. sp., etc. Europiella rubida, 

 Flagwgnathus fraiernus, P. politus, and Camptohrochys laricolis 

 were collected on larch. The aquatic forms, taken in Bean Pond 

 and a small pond in Big Floating Island, are represented by Gen-is 

 rufoscutellatus, G. huenoi, G. marginatus, Notonecta undidata, 

 Buenoa margaritacea, Eanaira americana, Microuelia huenoi, Cal- 

 licorixa praesuta and Artocorixa scahara. 



Swamp Association: The swamp meadow association included 

 especially Draeculacephala novehoracensis, D. manitohiana, Tham- 

 notettix decipiens, T. ciliatus, T. placidus, Nahis limhatus, Phyto- 

 coris sp., Mecomma gilvipes, Stenodema trispinosum, S. vicinum, 

 Trigonotyliis ruficornis, Collaria ineilleurii, Homaemus aenei- 

 frons and several of the forms (aquatics and plant-feeders) listed 

 in the bog association. 



Plain Association: The Hemiptera of the Plains included 

 especially Philaronia hilineata, Philaenus lineatus, Puhilia con- 

 cava, Deltocephaliis misellus, Laccocera vittipennis, 3Ielanorhopala 

 clavata, Thyanta custator^ Coenus delius, PeriUus exaptus yslt. 

 d. (fide Van Duzee), Ortholomus longiceps, Nysius ericea, 

 Crophius disconatus, Ilnacora malina and Mecomma gilvipes. 

 The latter was common along the trails in moist, shady places in 

 larch thickets. The larch insects (see bog association) were very 

 common in the pure stands of this tree. 



Burn Associations: The older burned-over regions (see station 

 number 5) included not only the Hemiptera common to the sur- 



Fig. 11. — The Plains, located near the Upper Oswegatchie River. 

 See description of Station Number 12. Photo by Prof. E. F. 

 McCarthy. 



