364 WILLIAM T. M. FORBES 



Dogwood. Oak, Cliostnut Cotwpia scitula. 



Aider Coiwpia americana. 



Cherry, Plum, Juneberry Conopia pictipes. 



Pine and Spruce I'arharmonia pini. 



I'nder bark at base of trunk or main roots: 



Peach, Cherry. Plum, Apricot, etc Conopia exitiosa. 



Tn solid wood of trunks and branches : 



Ash Podoscsia syringce. 



Oak . Memythrus simulans. 



Poplar Memythrus dollii. 



Willow and Poplar Memythrus tricinctus. 



Willow Conopia bolteri. 



\\ illow Conopia albicornis. 



In solid wood at base of trunks and roots of trees : 



Persimmon Sannina uroceriformis. 



Willow and Poplar /Egeria apiformis. 



Willow /Egeria tibialis. 



Boring in shrubs. 

 In solid wood : 



Lilac Podosesia syringa\ 



Rhododendron Conopia rhododendri. 



In pith of stems : 



Currant, Gooseberry Conopia tipuliformis. 



In roots : 



Blackberry and Raspberry .Conopia rutilans. 



Blackberry and Raspberry Bembecia marginata. 



Boring in vines and creeping plants. 

 In the stems : 



Squash, Pumpkin, and other Cucurbs Melittia satyr inif or mis. 



In roots: 



Grapevine Memythrus polistiformis. 



Clematis Alcathoe caudata. 



Herbaceous perennial plants. 

 In roots: 



Strawberry Conopia rutilans. 



Heliopsis Conopia ithacce. 



In borings of other insects : 



Oak-gall (Andri-cus cornigerus) Conopia scitula. 



Oak-gall (Andricus cornigerus} . . . Conopia rubristigma. 



Gall of Saperda concolor Conopia albicornis. 



Gall of Saperda concolor Memythrus tricinctus. 



1. MEMYTHRUS Newman 



(Sciapteron Staudinger; Parantlirene Hiibner, in part; Tarsa Walker; 

 Fahia Henry Edwards; Al~biina Henry Edwards) 



Palpi upturned, normally with long hair below. Antennae fusiform, normally 

 bipectinate in male, the pectinations clavate. Tongue weak. Hind tibiae with a 

 little longer hair, but not tufted. Abdomen with a bunch-like anal tuft, and short 

 spreading side tufts, or four pencils. Fore wing with R, sometimes shortly stalked, 

 closure of cell oblique, hind -wing with mdcv more oblique and longer than Idcv, 

 and M 2 arising below middle of cell. 



The two known American larva have brown-mottled heads with a black band 

 across the face. 



