MECONEMA. 189 



Genus 6. MECONEMA Serville. 



Meconema SERV. Ann. Sci. Nat. xxii, p. 157 ..... 1831. 



Small, pale-green insects. Vertex bluntly produced 

 between the antennas, which are very long and have 

 about seven distant dark rings. Pronotum small and 

 smooth. Elytra, free from pronotum (in the English 

 species), fully developed. Tympana of fore tibiae 

 open ; male without stridulating apparatus. Fore 

 tibiae without apical spines. First and second tarsal 

 segments sulcate at the side. Cerci of male lono', 



D O ' 



entire, incurved with blunt apex. Styles small and 

 hairy. Ovipositor long, gently curved upwards, 

 margins smooth. 



1. Meconema thalassinum De Geer. 

 (Plate XIV, fig. 3 ; PI. XVII, fig. 5 ; PL XVIII, fig. 3.) 



thalassina DE GEER Mem. Ins. iii, p. 433, 11. 3 1771 Locnsta. 



varia FABR. Syst. Ent. p. 287, n. 24 . . 1775 Locust*. 



SERV. Ann. Sci. Nat. xxii, p. 158, n.l 1831 Meconema. 

 varium FISCH. Orth. Eur. p. 240, n. 1, pi. xii, 



ft'. 19, 20 1853 Meconema. 



BRUNNER Prod. der Eur. Orth. p. 296 1882 Meconemn. 



varia FINOT Faune de la Fr. Orth. p. 185 . 1889 Meconema. 



varium ELAND SHAW Mon. Brit. Orth. in 



Ent. Mo. Mag. p. 60 . . 1890 Meconema. 



BURR Brit. Orth. p. 52, pi. iv, f. 9 . 1897 Meconema. 



Thalassina KIRBY Syn. Cat. Orth. ii, p. 370 . 1906 Meconema. 



varium BURR Syn. Orth. W. Eur. p. 89 . 1910 



thalassinum LUCAS Proc. S.Lond. Ent. Soc. p. 52, 



pi. i, f. 3 1914 



(Other synonyms : G. arboreus Fuessly ; G. viridissimus minor Sulz. ; 

 G.falcatus Schrank ; G. nana Stoll ) 



ORIGINAL DESCRIPTION. 



3. Sauterelle cTun verd celadon, a aniennes et pattes Sauterelle 



jaundlres, a tarriere recourbee dans la femelle. celadon. 



Locusta (thalassina) caeruleo-viridis, antennis pedi- 

 busque jlavescentibus, cauda foeminae ensifera 

 recurvata. 



Cette Sauterelle ressemble beaucoup, a la grandeur pres, a la grand 

 Sauterelle toute verte qui chante sur les arbres ; mais elle est petite et 

 au dessous de la grandeur mediocre, ou longue de huit lignes. Je 1'ai 



