Part I. 
CHRONOLOGICAL CATALOGUE. 
1 . 
1861. Packard, Alpheus S. Entomological report on the Army-worm and Grain 
Aphis. <6£/». Ann. Kept. Me. Bd. Agric., 1861, pp. 130-145. 
2 . 
1861. Packard, Alpheus S. Report on the Insects collected on the Penobscot and 
Alleguash Rivers during August and September, 1861. <6£/i Ann. Kept. Me. 
Bd. Agric., 1861, pp. 373-376. 
3 . 
1862. Packard, Alpheus S. How to observe and collect Iusects. <2 d Ann. Kept. 
Nat. Hist, and Geol. Me., 1862, pp. 143-219, figs. Separate: Augusta, 1863, 
pp. 79, figs. 
4 . 
1863. Packard, Alpheus S. On synthetic types in Insects. <^Bost. Journ. Nat. 
Hist., 1863, v. 7, pp. 590-603, figs. 
5 . 
1864. Packard, Alpheus S. [Note on Stylops childreni.~\ <^Proc. Ent. Soc. Phil., 
1864, v. 3, pp. 44-45. 
6 . 
1864. Packard, Alpheus S. Synopsis of the Bomhycidw of the United States 
<P/-oc. Ent. Soc. Phil., 1864, v. 3, pp. 97-130; 331-396. 
7 . 
1864. Packard, Alpheus S. Note on the family Zygcenidce. <^Proc. Essex Inst., 
1864, v. 4, pp. 7-47, pi. 1-2. 
8 . 
1864. Packard, Alpheus S. The Humble-bees of New England and their para- 
sites; with notices of a new species of Antliophorabia and a new genus of 
Proctotrupidce. <^Proc. Essex Inst., 1864, v. 4, pp. 107-140, pi. 3. 
