546 Deutsch. Ent. Zeitschr, 1910. 



10. Frontal furrows converging in front. Length of body 



4'/2 — 5 mm B. paravarium n. sp. 



Frontal furrows parallel. Length of body 3 — S^/g mm. 11. 



11. The pale colour of elytra predominating and more or less 



confluent B. Jacohseni n. sp. 



The metallic black colour of elytra predominating and con- 

 fluent B. Mirasoi n. sp. 



Description of species. 



Bembidium tunuijanense n. sp. 



Length of body: ö^/g mm. 



Shape : Head with eyes about as broad as thorax in front 

 of the middle. Thorax strongly constricted behind , cordiform, 

 about as long as broad , broadest before the middle ; its sides 

 strongly, nearly angularly rounded ; each side margin just where 

 thorax is broadest , with a puncture with bristle ; back margin 

 of thorax convexly rounded - dilated. Elytra much broader than 

 thorax, somewhat prolonged, parallelsided. 



Sculpture : Frontal furrows deep , parallel. Basal furrows 

 of thorax simple , placed much sidewards ; median line sharply 

 impressed and rather deep. Thorax partly with fine , transverse 

 ridges. Elytra deeply striate down to apex ; Striae strongly 

 punctured , especially near the base ; 2^^*^ and 7^^ confluent just 

 at apex ; S^'*^ and 4*^ stria and then 5*^ and 6*^ stria join together 

 respectively at a shorter and longer distance from apex ; 2^^*^ inter- 

 stice with two larger punctures : one in front of the middle, the 

 other at a considerable distance from apex. 



Colour : Head metallic green ; mandibles , labrum and front 

 margin of clypeus pale yellow. Thorax metallic green ; apical 

 and basal margin as well as the very narrow side margins pale 

 yellow. Elytra pale whitish yellow , with dark shadows , viz. a 

 faint dusk behind Shoulders , a common M - shaped figure not 

 reaching side margins just behind middle , and a lunular shadow 

 before apex. The puncture before the middle on 2^*^ interstice 

 dark. ünderside of body for the greater part pale yellow. 



Patria : Rio Tunuyan near Santa Rosa (Prov. Mendoza, 

 Argentine Republic); one specimen; in my collection. 



A nice and interesting species. 



B embidiiim jjallidi g uttiila n. sp. 

 Length of body: 2,3 — 2^/2 mm. 



Shape and sculpture : Elytra short , oval, with considerably 

 rounded sides, without any trace of punctures ; only sutural stria 



