28 i''"iy' 



Scarce. I have only seen about half a dozen examples taken by 

 Mr. Douglas and myself on Bexley Road and Dartmouth Heath in 

 August. 



Species 5. — Idioceeus laminatits, Flor. 



Idiocerus laminatus, Flor, Rhyn. Liv., Vol ii, 171, 5 ; Marshall, Ent. 

 Mo. Mag., Vol. ii, 104, 3 ; Kirschb., Cicad., 162, 21 ; J. Sahib., 

 Not. Fenu., part 12, 148, 9 (1871). 



^ pale brownish-yellow. AntenncB with an apical plate ; elytra 

 with a distinct, transverse, white band beyond the apex of the clavus. 



Head : crown pale yellow, with a more or less distinct brown spot in front, near each 

 eye. Face and clypeus yellow. Antennae : plate elongate, lanceolate, black. 



Thorax : pronotum fuscous-yellow. Scutellum similar in colour and markings to 

 I. populi; markings very variable. JElytra pale brownish-yellow. Clavus — 

 central nerve, at the apex, white, the colour extending for a little way upon the 

 disc, and forming a distinct oval patch ; inner marginal nerve, round the 

 sciitellar region, brown, between the central nerve and the apex black. Corium 

 pale brownish-yellow, palest next the anterior margin, the latter brown, except 

 at the base ; longitudinal and transverse nerves, from the base to the apex of 

 the clavus, brown, finely granulated on each side ; between the apex of the 

 clavus and the membrane the nerves are white ; disc, across this portion, pale, 

 and forming a somewhat ii-regular transverse band. Membrane brownish or 

 pale fuscous ; nerves dark brown. Legs yellow ; thighs with a short longitudi- 

 nal streak on the inside, near the apex ; tihia — 3rd pair narrowly brown at the 

 apex ; tarsi yellow ; claws black. 



Abdomen above, black, posterior margin of the segments on the sides narrowly 

 yellow ; beneath yellow ; last genital segment black, exterior processes pale 

 yellowish- white, the S -shaped margins blackish, apex clothed with long pale hairs. 



? unknown to me. Length, 2^ lines. 



Apparently scarce, as I have only seen two male examples taken 

 by Mr. Douglas on Dartford Heath in August. 



Species G. — Idioceeus populi, L. 

 Cicada populi, L., S. N., Vol. v, 463, 32. 

 lassus margarita, Lep. et Serv., Enc. Meth., Vol. x, 612, 1. 



„ populi. Fall., Hem. Suec. Cicad., 60, 3 ; Zett., Ins. Lapp. 301, 1. 

 Bythoscopus populi, H.-Sch., D. I., 143, 14. 

 Idiocerus populi, Flor, Rhyn. Liv., Vol. ii, 176, 5 ; Marshall, Ent. Mo. 



Mag., Vol. ii, 104, 4 ; Kirschb., Cicad., 163, 24 ; J. Sahib., Not. 



Eenn., part 12, 149, 10 (1871). 

 Idiocerus sulphureus, effuhjens, and ceneus. Curt., B. E., 733, Nos. 



4, 5, and 7. 



$ and $ yellow, glassy, generally with a reddish-brown tinge. An- 



