274 PROCEEDINGS OF THE NATIONAL MUSEUM vol. loe 



Length of body 5.0 mm.; posterior femur 5.0 mm.; elytra 4.2 mm. 



Remarks: This species belongs to the simulacrum type; the anterior 

 tibiae being very feebly dilated and the eyes almost cyrtoxiphoid. 

 The shape of the genitalia is very peculiar. 



Genus Phylloscyrtus Guerin, 1844 

 Phylloscyrtus cicindeloides Gerstaecker 



Phylloscyrtus cicindeloides Gerstaecker, Stett. Ent. Zeit., vol. 24, p. 428, 1863. 

 Specimens examined: Brazil: Mandos (Icf), Merrill. 



Phylloscyrtus elegans Guerin 



Phylloscyrtus elegans Guerin, Iconographie du rfegne animal de G. Cuvier . . ., 

 p. 333, 1844. 



Specimens examined: Pert!!: Tingo Maria, December 1949 (29$), 

 Allard. 



Genus Metioche Slal, 1877 



Metioche boliviana, new species 



Figures 2,b, A,g,j 



Types: Holotype: Male; Blanca Flor, Rfo Beni, Bolivia, Mann 

 (USNM 62076). Allotype: Run-enabaque, Rio Beni, Bolivia, No- 

 vember 1921, Mann (9) (USNM). 



Male: Rather dark brownish, feebly pubescent. Head a little 

 wider than pronotum in front, without any ornament; vertex sloping; 

 frontal rostrum as wide as 1st antennal joint. Face a little longer 

 than wide, brown, smooth. Eyes rather strongly projecting, rounded. 

 Antennae and palpi brown. 



Pronotum with straight anterior and posterior margins, nearly 

 parallel sides; disk convex, furrowed in the middle, presenting a fine 

 whitish pubescence and long bristles on the sides; lateral lobes of the 

 same color as the disk. Abdomen brownish, pubescent; subgenital 

 plate narrowing a little posteriorly. Genitalia short, in the shape of 

 a very plain tong. 



Legs of a dirtj^ yellow; anterior and median femora with a feebly 

 marked brown ring before the apex; posterior femora without any 

 ornament; anterior tibiae perforated with two foramina. Posterior 

 tibiae somewhat darkened with rather long spines; superointernal 

 apical spur longer than half the metatarsus. 



Elytra long and narrow, with parallel and rather regularly spaced 

 longitudinal veins; Cu furcate near the apex; transverse vcinlets 

 rather regular, scarce; lateral field darker than the dorsal field, 

 presenting three regularly spaced veins. Wings rather long, brown. 



Length of body 5.7 mm.; length with %vings 8.5 mm.; posterior femur 

 4.5 mm.; elytra 4.2 mm. 



