1885.] 1^' 



A SYNOPSIS OF THE BRITISH SPECIES OF CIMBICIDISA, 

 RYLOTOMINA, LOPHYRINA, AND LYDINA. 

 BY P. CAMERON. 

 (^Concluded from page 85.) 



LOPHYEINA (vol. i, p. 65). 

 The Lophyrina contain only two European genera :— 

 LopJiyrus has an open lanceolate cellule with an oblique cross 

 nervure ; the calcaria membranous at the apex ; and the antennae 

 with a double row of pectinations in the $ . 



Monoctenus has the lanceolate cellule contracted in the middle ; 

 the calcaria not membranous, and the antenna in the S ^ith only a 

 single row of pectinations. It differs also from Lopliyrus m having 

 the'^fore lobes of the metanotum well developed. 



LOPHYEUS, Latr. 



Synopsis or the Species. 



Females. 



1 (2) AntenBffi 23-jointed ; head, thorax, abdomen, and legs, ^-^^ ; jetathorax 

 and base of abdomen black serttferus, Fourc. (= rtcfus, M.). 



2 (1) Antenna 19-20-jointed, head and thorax more or less black. 



3 (4) Seventh abdomhml segment deeply incised in front of «aws ; antenna 

 "^ ^ 18— 20-3ointed, femora more or less, and head, black pim, ^. 



'^ 4 (3) Seventh ventral segment not incised in the middle; antenna 18-19- 

 jointed ; femora not marked with black. 



5 (6) Antenna 19-jointed; head entirely black frutetorum,^L 



ng -6 (5) Antenna 18-jointed. ^^ ^ x. a 



A 7 (8) Calcria simple. u.eso-, metanotum, and back of ^Momen^^^bla* head 



entirely black ^ 



,, 8 (7) Calcaria dilated; head and thorax testaceous; marked with black. 



9 (10 A fascia across the vertex ; mesosternum broadly black ; abdomen t^sta- 



^ ^ ceous, with black transverse bands on the back / *' 



(9) No fascia on vertex; mesosternum without black; dorsum^of^abdomen 

 entirely black 



10 



Males. 



1 (2) Antenna 23-jointed ; legs and ventral surtace rea m lu. u..u..., 



and abdomen smooth, shining, impunctate. 



, ^n sertuerus. 



2 (1) Antennte not 23.iointed ; thorax punctured '. ,' \ „„he base 



3 (4) Femora, coxs, and trochanters, black ; stigma p.ceous, black at the base ... 



4 (3) Cox« and trochanters partly, and femora entirely, testaceous. 



5 (6) Accessory nervure appendiculated close to the apex , ante„n=e^l8-|omted, 



abdomen testaceous ■• „Krinmpn 



6 (5) Accessory nervure appendiculated a little beyond the m.ddle, abdomen 

 reddish. ...frutetorum. 



(8) Pronotum and mouth entirely black 



8 (7) Pronotum not entirely black. 



9 (10) Pronotum almost entirely yellow; ^^^^""^ '^"^^f '^••:,:;:20 iointed 

 10 (9) Pronotum with only a narrow testaceous hne ; antenna tiorsatus. 



