IIO^rALTIDAE. 321 



h. Maxillary palpi threadlike. 



T, Mandibles short, one of thcni with a small tooth 

 before middle, the other without any. 



Maxillary lobes membranous ; last joint of maxillary 

 palpi about as long as second and third togctlicr. Tibiae 

 with very fine spines, tarsi short. Homalium, Gr. 



II, Mandibles without teeth. 



1, Ti1,)iae with spines. 



Mandibles rather long, strongly curved ; maxillary lobes 

 very similar to those of Anthohium, maxillary palpi as in 

 Homalium ; third joint of labial palpi not nnich longer 

 than second. Head larger than in AntJiohimn ; ocelli almost 

 double as far from each othei' as from eyes ; elytra covering 

 only first two abdominal segments ; tarsi sliort. 



Eus2:)halerum, Kr. 



2. Tibiae without spines. 



IMandibles short ; inner maxillary lobe membranous, 

 with spines at apex, outer lobe with a membranous dilata- 

 tion on inner-side ; maxillary palpi as in Homalmm ; third 

 joint of labial palpi about double as long as second. Head 

 much smaller and narrower than thorax, ocelli rather farther 

 from each other than from eyes ; elytra long, covering 

 greater part of abdomen, tarsi short. Anthobiiim, Leach. 



Anth oi)h fff/tis, 



A. Head and thorax pitch-black, diffusely and rather finely 

 punctured. 



Elytra, yellow-brown ; abdomen black ; first two joints of 

 antennae and legs yellow-brown. L. 1| — 2 1. Not com- 

 mon. A. alpinus, Payk. 



JB. Head and thorax red, rather closely and strongly punc- 

 tured. 



Elytra and abdomen reddish-yellow ; latter more or less 

 blackish before apex ; antennae and legs reddish-yellow. 

 L. 2-^ 1. Moderately common. A. testaceus, Gr. 



Geodromictis. 



A, Elytra more than double as long as tliorax. 



