TETRIX. 207 



and well developed. There are about four or five 

 ecdyses, and the imago may sometimes perhaps live 

 Ion o-er than one vear. 



o / 



By means of the table just given the two British 

 species, when mature, may be distinguished without 

 any difficulty. 



1. Tetrix subulatus Linn. 



(Plate XXI, fig. 2 ; PI. XXIII, fig. 1 ; and Fig. 24 in 



text.) 



subulatus LINN. Syst. Nat. (ed. x), torn, i, p. 



4-28.ii.18 . . . 1758 GryllasBuUn. 



LINN. Faun. Suec. (ed. ii), p. 236, 



n. 865 ... . 1761 GryUu*. 



subulatum DE GEER Mein. Ins. iii. p. 484. 11. 12 1773 Acrydium. 

 ,, SCHRANK Fauna Boica. ii. p. 32. 11. 



1022 . ... 1801 Acridium. 



subulata LATR. Hist. Nat. Crust. Ins. xii, p. 



Ml, 11. 2 . . 1804 Tetrix. 



subuliituiti CURTIS Brit. Entom. n. 439 . . 1833 Aery d Linn, 

 subulata CHARP. Germ. Zeitschr. Ent. iii. p. 



315 181 Tettix. 



subulatus BRUNNER Prod. der. Eur. Orth. p. 



237, f. 56 c . . . 1882 Tettix. 



subulata FINOT Faune de la Fr., Ortli. p. 167, 



pi. viii, f. 116 . 188.9 Tetrix. 



subulatus SHAW Moii. Brit. Orth. in Ent. Mo. 



Mag. p. 454 1889 Tettix. 



BURR Brit. Orth. p. 47, pi. iv, f. 3 . ]s!'7 -Tettix. 



LUCAS Entomologist, p. 165, ff. 1, 2 1901 Tettix. 



BURR Syn. Orth. W. Eur. p. 77 . 1910 Tettix. 



Subulatum'KinEY Syn. Cat. Orth. iii. p. 36 . 1910 Acrydium. 

 subulatus LUCAS Proc. S. Lond. Eut. Soc. p. 



33, pi. iv, f. 11 1913 Tetrix. 



(Other synonyms: A. bipintrtafum Panz. ; T. panzer i St. Farg A. 

 Serv.; A. bimacidatum Zett.; A. dorsale Zett. ; T. maryinata St. 

 Farg & Serv. ; and G. striatus Gmel. For a long list of varietal 

 names see Kirby, ' Syn. Cat. Orth.' iii. pp. 37-39.) 



ORIGINAL DESCRIPTION. 



subulatus. 18. G. B. thoracis scutello abdomine longiore. 



Fn. svec. 624. Gryllus elytris nullis, thorace pro- 



ducto abdomine longiore. 

 Habitat in Europa adfossas et aquas staguantes. 



(C. Linnaeus, ' Syst. Nat.' torn, i, p. 428, 1758.) 

 865. GRTLLUS subulatus thoracis scutello abdomine longiore. 



Gryllus elytris nullis, thorace producto abdomine longiore. 

 Fn. 624f 



