Svinpctnnn. 71 



Linnaeus' description of L. vulgata. 



[L. alls albis, corpore fusco ; cauda simplici (Syst. Nat. i. 543 n. 3, 

 1758,1. Ahp albse, puncto marginali rufo-fusco. Corpus nigricans, 

 anus absque appendice (Faun. Suec. 372, 1761). De Selys (Rev. 

 Odon. 47) is satisfied that tliis description refers to the true vulgata, 

 and not to striolata.^ 



Size, 



Length of Male, 39mm. to 43mm. ; expanse of wings, 

 56mm. to 62'5mm. Length of Female, 39011x1. to 

 42'3mm. ; exjianse of wings, 58mm. to 6311101. 



Male Imago. 



F(7cc and vertex dull )'ello\vish, with a black line 

 bounding the vertex in front. Eyes reddish-brown. 

 Thorax brown and hairy, prothorax dark brown ; sides of 

 thorax with three oblique bands bounded b}' black lines, 

 the middle band brownish, the others }-ellow ; projections 

 at base of wings scarlet. Legs black below, chieflv' yellow 

 above, tarsal joints black. Wings li}-aline, just tinged 

 with saffron at the base ; nervures reddish-brown ; 

 ante-cubital nervures 8, post-cubital 6. Ptcrostigma rudd\', 

 bounded above and below by a strong black nervure. 

 Accessory niembraiie rather small, narrow, whitish. Abdomen 

 cylindrical, slightly swollen at the base, expanding but 

 little at the seventh and eighth segments. Colour scarlet 

 on the dorsal surface, with the dixisions between the 

 segments yellow, and two tiny dorsal black spots on the 

 posterior parts of segments 3 to 8 surrounded with yellow ; 

 mid-dorsal keel yellowish, lateral keels black ; the basal 

 parts of the first and second segments black ; on segments 

 8 and 9 a mid-dorsal basal black spot extending more or 

 less posteriorly ; on the sides of the hinder segments 

 a lateral black streak, not al .va}-s \Q.xy conspicuous. A)ial 



