Longitarsus.'] PHYTornAOA. 341 



separately rounded at apex, finely punctured ; breast testaceous, abdomen 

 black, scarcely punctured ; legs ferruginous or pitchy, posterior femora 

 black. L. 1^-2 mm. 



Chalky and sandy places ; on Senecio jacolaea, and also on Stnecio wlgarii ; 

 locally cummon in the Isle of Wight on Hew Down, Ventnor, and in other places; 

 Portsmouth district, Lumps Pond, Southsea ; London district, local and not 

 common, Folkestone, Bexley, Darenth, Micklehtim, Soutlu-nd (Champion, Power, and 

 others). 



Xi. castaneus, Duft. Ovate, shining, of a lighter or darker pitchy 

 red or brownish-red colour, with the head, breast, abdomen and apex of 

 posterior femora black or pitchy ; antennae and legs (except posterior 

 femora) lighter than the rest of the body, the former rather short ; 

 thorax one and a half times as broad as long, smooth and shining, and 

 finely punctured ; elytra rather distinctly, but very variably, punctured, 

 the punctuation becoming obsolete towards apex ; they form a somewhat 

 regular oval, and are obtusely rounded at apex ; on the exterior margin 

 towards apex they are furnished with long whitish curved cilia, which 

 are the chief distinguishing mark of the species ; immature specimens of 

 this and the two following species are often almost entirely ferruginous. 

 L. 2-2 mm. 



Male with the first joint of tho anterior tarsi strongly and orbicularly 

 dilated, and the fifth ventral segment impressed with a very obsolete line 

 in the centre. 



On low plants, usunlly in marshy places ; rare ; Wicken Fen, in some numbers 

 (Power and Crotch) ; Wellington, Northumberland (Power) ; Mr. Blatch records it 

 from the Isle of Wight, Bristol, Gloucester, Bewdley, Sutton Park, and Knowle ; it 

 is probably often passed over. 



The T. castanea of Stephens' collection is really L. luridus, and the 

 specimens in the British collection were referred, as a rule, to T. brunnea 

 prior to the appearance of Mr. Crotch's catalogue. 



Zi. luridus, Scop., nee Gyll. Oblong-ovate, pitchy black or reddish- 

 black, shining ; antennae comparatively short, dark, ferruginous at base ; 

 thorax transverse, rather distinctly punctured, with the sides rounded ; 

 scutcllum short, smooth; wings absent or rudimentary; elytra with the 

 shoulders obliquely rounded, strongly punctured in more or less distinct 

 rows, interstices alutaceous, apices separately rounded; legs testaceous, 

 with the posterior femora black or pitchy, and the anterior and inter- 

 mediate pairs of femora often infuscate. L. H-2 nm. 



Male with the first joint of the anterior tarsi dilated, tho fifth ventral 

 segment of the abdomen deeply impressed with n, triangular fovea, and 

 the posterior tibiae curved on their lower margin 



On Boraginacea, nettles, and other low plants ; common and genera' ly distributed 

 from the Northern-Midland counties southward* ; rarer fu rthcr north ; Northumber- 

 land, Sweethope (Power); notrecoidod from Scotland; Ireland, Dublin, Wuterford, 

 and Belfast, and prubably couimou. 



