126 BIOLOGICAL SURVEY OF 



Mackopogon Motschulsky 



M. RUFiPEs Horn (9658). Canyon Brook 1000 ft., July 20; 

 Half Moon Pond, July 21; Mt. Desert (Br.), Aug. 10. 



Heloidae 



Beating for some and sweeping for others is the course to 

 pursue in this group. 



Helodes Latreille 



H. MACULicoLLis Hom (9686). June, '35 (Alexander). 

 H. PULCHELLA Guer. (9687). Sweeping scrub on Green Mt. 

 1200 ft., July 20. 



Cyphon Paykull 



C. EUFicoLLis (Say) (9692). Taken by beating leaves of 



bushes and trees Bar Harbor, June 22. 

 C. OBscLTRUs Guer. (9696). Occurs on grass in low areas. Seal 



Cove Brook on wild carrot and ferns, Aug. 8. Disappears 



with frost. 

 C. coLLARis (Guer.) (9697). Said to occur on tamarack. 



Taken by sweeping along banks of Somes Sound Inlet at 



edge of woods, June 22 ; Bar Harbor ; Eden, July 15-24. 

 C. VARIABILIS (Thunb.) (9698). Paradise Hill on fungus. 



Sweeping on Great Heath. Somes Sound Inlet sweeping. 



Beginning on willow catkins Apr. 27, I have taken it until 



frost in October. 

 C. PADi (Linn.) (9699). Swept from ferns nearly dead at 



Bubble Brook, Oct. 1. Witches Hole (Br.), Sept. 12. 



Prionocyphon Eedtenbacher 



P. DiscoiDEus (Say) (9703). Corfield at light, July 23; Bar 



Harbor, July 20. Scarce. 

 P. LiMBATus LeC. (9704). Corfield at light, July 24. Not 



common. 



SciRTES Illiger 



S. TIBIALIS Guer. (9708). Beaten from bushes at edge Witches 

 Hole, July 30. Edges of ponds, natural habitat. 



