34 
CATALOGUE OF 
Div. 3, 
Ceutromelus, Fieh. Eur. Hem, 151. 
4. Pygolampis spinosissima. 
Pygolampis spinosissima, Kol.Mel. Ent. vi. 51 — Ceutromelus spinosissp 
mus, Fieb, Eur. Hem. 151. 
Caucasus. 
Div. 4. 
Puirontis, Stal, Ofv. K. V. Ak. Fork. xvi. 381. 
The species of Pygolampis which Prof. Stal includes iu Pnirontis are 
thus distributed by him: — 
A. Apical angles of the fifth abdominal segment prolonged 
and forming a slightly rounded lobe ; sixth segment 
iu the male slightly widened hindward, truncate at 
the tip ; apical angles forming a rounded lobe, 
which is scarcely narrowed towards the tip. 
Pnirontis, Stal. - 
B. Abdomen distinctly narrowed hindward at the tip in both 
sexes; angles of the fifth segment not prolonged ; last 
dorsal segment acutely notched at the lip in the male, 
bilobed, the lobes perceptibly narrowed tow^ards the 
lip. Ceutromelus, Fieb. 
a. Fore tibiae armed on the inner side in front with three or 
four, or at least with two, very long teeth, unarmed 
on the outer side, with a tooth beneath near the tip. 
* First joint of the antennae unarmed beneath, about as 
long as the head. Head having in frout between the 
anteunae two slender contiguous spines, which extend 
somewhat beyond the anteuniferous tubercles. 
** First joint of the antennae spiny beneath, 
f Connexivum unspotted. Head with one spine between 
the antennae. 
X First joint of the antennae (with the apical process) longer 
than the head and hardly shorter than the prothorax, 
about equal (without the apical process) in length to 
Uie head. Head distinctly shorter than the prothorax ; 
cheeks very little prolonged, slightly prominent iu 
front of the antenniferous tubercles. 
JJ: First joint of the antennae (with the apical process) shorter 
by about one-third than the head. Head a little 
shorter than the prolhorax; cheeks much prolonged, 
ff Connexivum spotted. - 
b. Fore tibiae with three long spines on the inner side, with 
two on the outer side. . . . - 
scutellaris. 
languida. 
tabida. 
pallescens. 
iufirma. 
serripes. 
