624 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



8. Carina of first ventral abdominal segment produced poste- 



riorly into a long sharp tooth occidentalis 



Carina of first ventral abdominal segment not produced 

 posteriorly into a long sharp tooth 9 



9. First abdominal segment, seen from side, not nodose, short 



lepeletieri 

 First abdominal segment longer, seen from side, distinctly 

 nodose . 10 



10. Entirely black; pubescence grayish; wings subfuscous. . . . gibbosa 

 Abdomen partly reddish u 



11. Second dorsal segment with rather long yellow hair except 



basally macra 



Second dorsal segment with black hair 12 



12. Punctuation of .first dorsal segment coarse, irregular; pubes- 



cence of second segment entirely black canella 



Punctuation of first dorsal segment regular; pubescence of 

 apex of second segment yellowish castor 



D. canella Blake. 



D. castor Blake. 



North Haven, 3 August, 1905 (H. L. V.) ; New Haven, 7 

 August, 1906 (B. H. W.). 

 *D. champlaini Rohwer. 



Type locality; Lyme, 20 May, 1910, 26, 30 September, 1909 

 (A. B. C). 



D. cypris Blake. Howard, Insect Book, PI. viii, Fig. 7. 

 New Haven, 19 August, 1904 (B. H. W.). 



D. ferrugata Fabricius. 



New Haven, 23 September, 1899, Montowese, 8 July, 1901 

 (W. E. B.) ; North Haven, 3 August, 1905 (B. H. W.) ; Black 

 Point, 12 July, 1895 (S. N. D.). 



D. gibbosa Say. 



Hartford, 6 August, 1893; Black Point, 28 July, 1896 (S. 

 N. D.). 



D. lepeletieri Fox. 



D. macra Cresson. Howard, Insect Book, PI. viii, Fig. 10. 

 New Haven, 3 August, 1905 (H. L. V.) ; New Haven, 17 

 July, 1908 (B. H. W.) ; Black Point, 28 July, 1896 (S. N. D.). 

 D. occidentalis Linnaeus. Large Velvet Ant. 

 New Haven, 24 July, 1898, 1 September, 1906 (W E. B.). 



