Britisli Homojytera-Cicadina. 73 



granules. Lateral lobes nearly semicircular at the base, afterwards 

 strongly sinuate, very wide and rounded behind. Length, 2^ mm. 



Scotland. Male undescribed. 



21. Lihurnia capnodes, Scott. 



Lihurnia capnodes, Scott, Ent. Mo. Mag., vii., 69, 14 ; 

 Fieb., Cicad. d'Eur., pt. iv., 41, 36. 



Head, pronotum, and scutellum brownish yellow ; keels of 

 the latter fine, but distinct. Elytra one-third longer than abdomen, 

 pale smoky yellow, almost transparent ; all the nerves brown, 

 distinctly and regularly gi-anulate, a blackish streak on the 

 inner margin at the apex of the clavus. Legs pale fuscous- 

 yellow, claws and apex of the claw-joint brown. Abdomen above 

 dark brown, paler towards the apex, beneath brownish yellow, hind 

 margin of the segments more or less broadly black, segments 

 themselves with two or three scattered black punctures, pygofer 

 and saw-case brownish yellow, lateral lobes narrowly and very 

 obliquely truncate at the base, their inner angle slightly rounded, 

 somewhat widened behind, obliquely rounded at the apex. Length, 

 3 mm. 



At once recognisable by the uniform brown nerves and 

 minute but distinct concolorous granules thereon. Male 

 undescribed. 



22. Lihurnia scutellata, Scott. 

 Lihurnia scutellata, Scott, Ent. Mo. Mag., x., 107. 



Macropterous form. — <? . Crown brownish yellow, slightly 

 widening from the base to the front margin ; keels acute, promi- 

 nent, slightly paler than the disc, apical impression small, the two 

 basal ones large and deep. Face brownish yellow ; keels paler 

 than the disc, central one somewhat more feeble on the frons. 

 Pronotimi brownish yellow, darker behind each eye, keels some- 

 what paler. Scutellum brownish yellow, darker on each side of 

 the middle keel, on either side of which at the base is a black spot, 

 beyond the side keels black, side margms brownish yellow. Elytra 

 whitish hyaline, very finely wrinkled transversely, about one-half 

 longer than abdomen ; nerves yellowish, darker behind, non- 

 granulate, marginal nerve round the apex black. Legs fuscous, 

 hind claws and apex of claw-joint black. Abdomen above black, 

 beneath black, hind margin of the two last segments very narrowly 

 yellow. Pygofer and styles black, the latter somewhat billhook- 

 shaped at the apex. Length, 2i mm. 



TUANS. ENT. SOC. LOND. 1886. — PART II. (JUNF,). G 



