THE SHOUT- WINGED SCAVENGES BEETLES. 



475 



(7(7. Fourth joint of maxillary palpi longer than third. 



e. Maxillary palpi with fourth joint four times longer than third. 



f. Elytra short, quadrate ; antennae without club. 



LXX1X. Lesteva. 



ff. Elytra long, extending to the apex of the third ventral ; an- 

 tennae with last three joints longer and thicker, forming 

 an elongate and slender club. Tevales. 

 ee. Maxillary palpi wide, short, fourth joint stout; tibiae with 

 spinules. 



g. Antenna? nearly filiform, the outer joints gradually and 



slightly thickened. 

 h. Hind tarsi with first joint only elongated. 



i Mandibles short, without teeth. LXXX. Acidota. 



it. Mandibles short, the right one toothed at middle. 



LXXXI. Aepedium. 



7/7;. Hind tarsi with fourth joint very long, the second elon- 

 gated but shorter than first. Amphichrotjm. 

 gg. Antennae with joints 5-11 suddenly thicker; front of head 

 but slightly prolonged. Tbigonodemus. 

 gg. First and second joints of hind tarsi equally elongated. 

 j. Front coxa? large, conical and prominent, 

 fc. Antenna 1 thickened towards apex ; tibia? with spinules. 



Lathrim.evm. 



Ick. Antenna? slender : tibiae pubescent. LXXXII. Olophrum. 

 //. Front coxa? small, transverse, not prominent; fifth joint of hind 

 tarsi equal to the others united. Pycxoglypta. 

 7,7). Hind tarsi with joints 1 to 4 very short and equal ; elytra long. 

 7. Tibia? with fine spinules : right mandible with a tooth. 



LXXXIII. Homalium. 



77. Tibia? pubescent : mandibles not toothed. LXXXIY. Axthobiuae. 

 an. Last joint of maxillary palpi very small and narrow, awl-shaped, the 

 third joint long, obconical : antenna? slightly and gradually thickened ; 

 first joint of hind tarsi slightly longer than second. 



LXXXY. Ephelis. 



LXXVIII. Geodromictjs Redt. 1858. "the earth - running 



over.") 



Rather large flattened species having the antennae long and 

 slender; elytra covering half the abdomen; hind tarsi with joints 1 

 to 4 rather short, unequal, the first joint distinctly longer than 

 second. 



917 (2799). Geodromicus brvxxeus Say. Journ. Phil. Acad. Xat. Sci., III. 

 158; ibid. II. 102. 



Elongate-oval, strongly depressed. Dark reddish-brown; antennae, ab- 

 domen and legs reddish-yellow : elytra and abdomen both clouded with pic- 

 eous near their tips. Head narrower than thorax, strongly excavate be- 

 tween the eyes, finely and rather sparsely punctate. Thorax oblong-oval. 



