32 THE CANADIAN ENTOMOLOGIST. 



hardly visible. The lateral line clear, contrasting white, tinged with 

 purple on segments 2 and ;:. Setiferous tubercles smaller than in Mor- 

 risoni. 



Sixth stage June 10. Mature larva much darker and more richly 

 colored than Morrisoni. Above velvety black with a purple shade and 

 some greenish tinges. The dorsal and sub-dorsal lines barely indicated. 

 Setiferous tubercles barely visible, those below the lateral line more dis- 

 tinct. Lateral line clear white, contrasting, somewhat obliterated on seg- 

 ments 2, 3, 4, II, 12. Superior sub-dorsal line is clearly marked through 

 frontal plate of segment i, and is tinged with yellow. Beneath bluish 

 green. The sub-lateral region has a few pinkish shades, as does the ven- 

 tral portion of segments i to 4. Form somewhat stouter than Aforrisoni. 

 Head more broadly edged posteriorly with light brown. L. 30 m m. 



Scopelosovia vinulenta Grote. 



Eggs as in Morrisoni. Hatched May 9. 



First stage May 9. A little lighter than the two preceding species, but 

 hardly separable. 



■Second stage May 18. Light green with slight lateral purplish shades. 

 Head black. 



Third stage May 24. Purple shades, except on segments 1-4, con- 

 fined to the region included by the lateral and superior sub-dorsal lines. 

 The inferior sub-dorsal line hardly visible. Dorsal parts distinctly blue- 

 green. A continuous whitish dorsal line, broader, though less well defined 

 than in Morrisoni of same stage. Beneath light green. Head light 

 brown, darker anteriorly. L. 10 m m. 



Fourth stage May 30th. Much as before ; the purple duller and 

 clearly defined. Dorsal and lateral lines more distinct. Inferior sub- 

 dorsal line merely indicated by a few whitish mottlings. Head shining 

 brown. L. 16 m m. 



Fifthstage June 6th. Darker. Dorsal parts tinged with purple. Lateral 

 line distinct, whitish contrasting above. Beneath light bluish green with 

 purple tinges on segments 1-4. Sub-dorsal line visible on segments 1-3. 

 Head more red brown L. 25 m m. 



Sixth stage June 13. Mature larva. Dorsal portion dark olive green 

 mottled with darker shades. Region between superior sub-dorsal and 

 lateral lines dirty wine color, somewhat mottled. Dorsal and superior 

 sub-dorsal lines moderately distinct. Liferior sub-dorsal line marked by a 



