36 adephaga. \_Stenolophus. 



long erect setae on the head and scuta; the head is dark ferruginous, rather narrower 

 than the prothorax, which is of the same colour ; tlie rest of the dorsal scuta are much 

 paler; the apical anal appendase is rather long, nearly equal in length to the ceici, 

 ■which are ahout three times as long as the ninth segment of abdomen ; the abdominal 

 dorsal shields are raised in two transverse series ; the claws are unequal ; the larva 

 is found at the roots of grass, &c. 



I. Antennaj with at least two basal joints reddish. 

 i. Average length 6 mm. 



1. Elytra longer with large dark well-defined 



markings extending from apex to beyond middle S. Teutonus, Schr. 



2. Elytra shorter with indistinct dark markings 



towards apex S. Serimshirantts, Steph. 



ii. Length not exceeding 4 mm S. elegans, Dfj. 



II. Antenna} with one basal joint reddish S. vespertinus, Panz. 



S. Teutonus, Schr. (ixqwrarionirn, F.). Head black; thorax red, 

 quadrate, sides scarcely rounded, posterior angles obtuse, with very indis- 

 tinct dorsal furrow ; elytra with sides almost straight, striated, interstices 

 flat, with a large blue-black patch extending from apex to beyond middle, 

 base red ; legs testaceous ; underside black, except of thorax which is 

 red. L. G mm. 



The var. ahdominalu has the abdomen red ; in the only specimen 

 that I possess (from the Morea) the antennre are lighter and the black 

 markings less defined than in the type form. 



Local ; in marshy places at roots of grass, &e. ; apparently confined to the mid- and 

 south-eastern and southern counties of England. Formerly plentiful in Battersea 

 Fields and Hammersmith Marshes, and at Notting Hill ; Greenwich ; Shirley j 

 Dulwich ; Woking ; Barnes ; Woolstoii, Hants ; Bournemouth ; Southampton ; 

 Luccombe Cbiue, Isle of Wight ; Cambridgeshire Fens. 



S. Skrimshiranus, Steph. {melanocepl talus, Heer.). " Very like 

 the preceding, but slightly smaller, and haA'ing the elytra entirely rufous 

 with the exception of a dusky, more or less indistinct iridescent cloud 

 at their extremity which blends with tlie rufous colour " (Daws. Geod. 

 Brit. 155); thorax rather shorter and elytra more narrowed at the 

 shoulders than in the preceding species, striae deeper, interstices more 

 convex ; underside as in the preceding species ; legs somewhat paler. 

 L. 5| mm. 



Local: marshy places, in moss and flood refuse, and at the roots of grass; Niton, 

 Lie of Wight; Sheerness ; Sheppy ; Lee, Kent; Lymington Salterns; Hythe ; 

 L'wes ; Alverstoke ; Cambridgeshire Fens ; formerly abundant in Hammersmith 

 Marshes and at Notting Hill. 



S. elegrans, Dej. Much smaller than the preceding ; head black, 

 antennae dark except first two joints, which are yellow ; thorax subquad- 

 rate, but rather transverse, posterior angles rounded, red, or testaceous, 

 either immacitlate or with disc more or less broadly dark ; elytra short, 

 with sides somewhat parallel, slightly emarginate before apex, testaceous, 

 with a dark, somewhat cyaneous patch behind middle not covering suture 

 or apex ; the region of the scutellum is often dark ; underside black, 



