SOMATOCHLORA 189 
Xt tae 
filosa albicincta 

151. Somatochlora albicincta Burmeister 
Burm. ’39, p. 847: Mtk. Cat. p. 129: Kndy. 717, p. 229: Walk. ’25, p. 167: Garm 
97, p. 231. 
Length 48 mm. Expanse 64 mm. Labr. to N. H., Alaska 
Labrum shining black. Frons black with greenish reflections, sides yellow. 
Occiput brown. Thorax green, metallic, clothed with a thick coat of pale brown- 
ish hairs. Pale spot near crest before humeral suture and another behind it. 
Legs black, paler basally. Wings hyaline, unspotted; stigma brownish. Abdomen 
bronze black with a metallic luster. Segment 2 with pale spots below and behind 
the auricles; segment 3-8 with basal lateral dull yellow spots; 10 with a pair 
of dorsal dull yellowish spots. Appendages blackish. 
Walker (’25, p. 175) says: 
S. albicincia develops in quiet waters in both sunny and partly shady situa- 
tions. In Newfoundland and eastern Canada I have found it about slow streams 
provocans 
linearis 
Tilosa 
albicincta franklini 

