Ord.II. Fam. IV., Acrydii. 107 



///. Antennce , in masculis saltem , extrorswn crassiores 

 (sa;pius capitulo ovato , compresso , incurvo , subco- 

 chleariformi ). 



Gryllus rufus , Linn. ,Fab., de Geer. — Gryllus biguttulus , 

 Panz. Faun. Insect. Germ. , fasc. 33 , fig. 6. — Gryllus sibi- 

 ricus Fab. , Panz. Faun. Insect. Germ. , fasc. ii> , fig. 20 ; 

 Stoll. Gryll. , tab. 10. b.,fig. 35. 



//. Os in cavitate sterni antici receptum ; antennos ar- 

 ticulis quatuordecim tredecimve ; galea longior quam 

 latior ; labium quadrifidum ; tarsorum articulus ulti- 

 mus appendice terminali nulla ; ( thorax postice in 

 scutellum magnum , abdominis dorsum supertegens , 

 productum ; elytra exserta , minima. ) 



CCCLIX. Genus. Tetrix. Tetrix. 

 Gryllus (Bulla), Linn. — Acrydium , Geoff. , de 

 Geer , Fab. , Oliv. — Acheta , Lamarck. 



Spec. 1. Tetrix svbvlata. Tetrix subulee. 



T. Obscnre lestaceo- fusca , granulosa , granulis minimis , 

 confertissiniis; tborace carinato , marginalo; illius parte pro- 

 ducla et scutelliformi ad basin subabrupte angustata , abdo- 

 mine fere duplo longiore , alis paulo breviore, postice lineari; 

 elytris ovalibus , punctato-rugosis; auo laminis qnaluor , tri- 

 gonis, denticulalis ; inferis paulo minoribus. 



Tetrix subulee. Latr. Hist. nat. des Crust. et des Insect. , 

 tom. 12 , p. i64. — Genre Acheta. Prec. des Car. gener. des 

 Insect. , p. 82. 



Gryllus (bulla) subulatus. Linn. System. nat. , ed. i3, tom. 

 1, pars2,p. 693. — Faun. Suec, ed. 2 ,n°. 865. 



Le Criquet a corcelet alonge. Geoff. Hist. des Insect. } tom. 

 \,p. 3g5. 



