i66 



The Scottish Naturalist. 



- h. and e. deep pit. b. An., pal., and legs paler. 



Sut. often r. Ba. of th. punc. only in the fov. E. 



very faintly str. , especially near mar. i| 1. B. . 



Th. not narrowest at ba. .... 



- narrowest at ba. H., th., an., pal., and legs rather 



consp. r. E. darker. Th. punc. only in the fov. 

 E. str. l% L B. 



Hi. angs. of th. strongly rounded, and ba. dist. punc. 

 Pit. r. An., pal, and legs paler. E. strongly 

 str. 2 1. B. . 



- - - - dist., though obt., and ba. strongly punc. R. 



brown. E. often darker. An., pal., and legs 

 paler. E. strongly str. 2^ 1. E. S. I. ! 



similis 

 6 



collaris 



harpalinus 



verbasci 



Tenth Family— TRECHID.E. (5 genera.) 



1. Eyes not pub. ...... 



-pub. [Ap. j. of pal. very narrow.] 



2. E. very flat and parallel, not dist. str., and shorter 



than h. -b. Eyes hardly conv. A long spine 

 under 4th j. of ant. tar. 

 Not as above. .... 



3. Ap. j. of pal. not dist. longer than prec. j. 

 .... very dist. longer than prec. j. 



4. H. and th. shining brassy or gr. 

 - - - not shining brassy or gr. 



N.B. — Lymnczum (in the Be??ibidiadic) bears sufficient resemblance to 

 this family to be capable of confusion with it. 



Patrobus. 



1. Wingless species ...... 2 



Winged. H. and th. b. E. pit. or r. An. , pal. , and 

 legs reddish. Th. cordate, rather strongly tr. *J ba. 

 fov. very large and deep, separated from side mar. 

 of th. by a narrow elev. ridge. E. p.-s. 4 1. 

 F S T M - 



Perileptus 



Aepus 



3 

 4 



Patrobus 

 Pogonus 

 Trechus 



2. Very like prec. Smaller. Th. only veiy gently tr. 

 y/i 1. B. . 

 Very like excavatus. Th. rather more tr. ; ba. fov. 

 close up to side mar. of th. E. longer and more 

 parallel. 3^1. E.S.I.*- 



Pogonus. 

 I.'H., th.^and e. brassy gr. Pal. and an. dusky 



H. and th. br. gr. An. , pal. , legs and e. test. Region 



of sut. dusky. Th. double as wide as long. 3^ 1. 



Ek. s. c 



septentrionis 

 excavatus 



assimilis 



luridipennis 



