190 Br it is] I Dragoiiflics. 



Illustr. Brit. Ent. Mancl. vi. 84 (1835); Kvans Brit. Lib. 

 21, pi. II, f. 2 (18451 ^-EscJiUiX jiincca, Sel}-.s Mon. Lib. 

 Eur. 106 (1840J ; Selys Rev. Odon. 116 (1850); Hag. 

 Neur. N. Amer. 120 (1861) ; McLach. Cat. Brit. Neur. 

 15 (1870) ; Kirb)-- S}-n. Cat. Neur. Odon. '^'j (1890). 

 yEsc/n/ia jiniica, W^g. Ent. Ann. 53(1857). Lib. qiiadri- 

 fasciata, var. e, ocellata, Miill. Nov. Act. Acad. Leop.- 

 Carol. 61 (1764I Lib. occllata, Miill. Nov. Act. 

 Acad. Leop.-Carol. iii. p. 125 (1767). ^Lisc/iiia occllata. 

 Hag. Syn. Lib. Eur. 54 (1840). ^Eschiia rnstica, Zett. 

 Ins. Lapp. 1040(1840). ^EscJina picta, Cliarp. Lib. luu-. 

 112, t. 20 (1840;. ^EscJiiia caucasica, Seh'S Rev. Odon. 

 300 (1850). .EscJina propiiiqua, Scudd. Proc. Bost. Soc. 

 N.H. X. 215 (i866> 



Linnaeus' description. 



L. alarum membranula acce.ssoria nigricante, thorace 

 lineis sex flavis, abdomine ad basin attenuate. 

 Alarum posticarum membranula baseos nigricans in hac 

 specie, at in antecedenti {i.e., grandis 1 alba. (C. Linnivus, 

 " Systema Naturae," ed. x., torn. i. 544, n. 10, 1758.) 

 LIBELLULA juucca alarum membrana ac- 

 cessoria nigricante, thorace lineis sex fla\is, abdomine 

 ad basin attenuate. (C. Linnai^us " Eauna Succica," p. 374, 

 n. 1468, 1761.) 



Size. 



Length of Male, 73-5 mm. to 76mm. ; exjjanse of wings, 

 94-5mm. to 99mm. Length of Eemale, 68mm. to 73-5mm.; 

 expanse of wings, 93mm. to 97mm. 



Male Imago. 



Eacc yellow ; labium orange, edged with dark l)ro\vn ; 

 labrum educd with dark brown, both befcjre and behind ; 



