336 PHYTOPHAGA. 
[Longitarsus. 
provisional, and must not be depended upon apart from the detailed 
descriptions; an hour or two’s work, however, at an authentically named 
collection of the British species will enable the student of the group to 
determine his specimens with far greater ease than any mere descriptions 
can do. 
I, Elytra dark, with or without obscure lighter mark- 
ings at base and apex; thorax dark, black or 
pitchy-reddish. 
i. Elytra unicolorous. 
1. Elytra rather coarsely punctured. 
A. Elytra entirely covering abdomen, 
a. Hlytra very closely and irregularly punc- 
tured, with the apex acuminate; size 
LAT CI ten it-5 cde oa ecuestiee te eo eats aes 
b. Elytra substriately punctured at base, with 
the apex of each separately rounded . . . 
B. Elytra not entirely covering abdomen. . . 
2. Elytra very finely punctured ; 
ii. Elytra with the apex and often a spot at shoulders 
more or less obscurely reddish ; form rather long, 
ODLON STOVE) epee ise UP pent cs eds) aisles) eas 
iii. Elytra with the apex broadly and distinctly red- 
dish-yellow ; form short, ovate. . - . . . + 
iv. Elytra with a rather distinct yellowish spot on 
each at apex, and another at shoulders . . . .- 
iI. Elytra dark with broad yellow borders; thorax 
clear reddish-yellow . . . - © 2 © = « © 
Iil. Elytra castaneous or reddish-brown, with the apex 
usually somewhat lighter. 
i. Elytra lighter or darker pitchy red or brownish- 
red, set with long cilia at margins towards apex 
ii, Elytra dark brown, fuscous, or pitchy, without 
cilia at margins. 
A. Thorax longer; punctuation finer. . . . . 
B. Thorax shorter; punctuation coarser. 
a. Thorax more distinctly punctured ; average 
MZOIATCOr | ays ek ses ey le 
b. Thorax less distinctly punctured; average 
size smaller . SA /iee Sch Paken Ga el dats 
IV. Elytra testaceous or reddish-testaceous, with the 
suture always, and the side margins occasioually, 
darker, the colour of the suture being sometimes 
black and sometimes rufescent. 
i. Form larger and broader; punctuation of elytra 
Giffise ct lice se us estes Pe, Persie te) yee ts Deere 
ii. Form smaller and narrower ; punctuation of elytra 
much closer. 
1. Elytra with the shoulders obliquely rounded. 
A. Thorax pitchy black or black, very finely 
punctured, much narrower than elytra . 
B. Thorax pitchy red or testaceous, distinctly 
L. NIGER, Koch. 
L, PULEX, Schrank. 
(obliteratus, Rosh.) 
L. ANcHUS, Payk. 
i. ATER, FP. 
L. 
L. 
L. 
(parvulus, Payk.) 
ABSINTHII, Kuts. 
HOLsaTIcus, L. 
QUADRIGUTTATUS, Pont. 
(quadripustulatus, F.) 
L. DoRSALIS, F. 
L. cAsTANEUS, Duft. 
L. 
BRUNNEUS, Duft. 
L. turipus, Scop. 
L. FuscuLus, Kuts. 
. AGILIS, Rye. 
. SUTURELLUS, Duft. 
(fuscicollis, var., Steph.) 
