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puncta. <Proc. Arner. Assoc. Adv. Sci. for 1880 [14 October], 
1881, v. 29, pp. 640-642. Separate: <Salem, Mass., July, 1881, 
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Number of annual generations of Leucania unipuneta ; stages at which hiber¬ 
nation takes place; occasional immigration of moths into uninfested dis¬ 
tricts; preferred breeding-places; connection of wet and dry seasons with 
the abundance of these insects. 
2002. Riley, O. V. The hitherto unknown life-habits of two genera of 
bee-flies, Bombyliidce. <Proc. Amer. Assoc. Adv. Sci. for 1880 
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Food-animals and food-habits of Systceclius oreas and Triodites mus ; parallel¬ 
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dance of insects of these families in the western United States with the 
prevalence of Acrididce there; retardation of development in the early stages 
of these parasites explained as a beneficial characteristic. 
2003. Riley, O.Y. A remarkable case of retarded development. <Sci. 
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Report of a case in which eggs of Caloptenus spretus remained undeveloped 
for a period of four and one-half years after being laid ; remarks upon the 
problems involved in the explanation of retarded development. 
2004. [Riley, C. V.] Blepharoceridce. <Amer. Nat., September [23 Au¬ 
gust], 1881, v. 15, p. 748. 
Discovery by J. Q. Adams of pupae and imagos of Blepharoceridce at Water- 
town, N. Y. 
2005. [Riley, C. V.] Remarkable case of retarded development. 
<Amer. Nat., September [23 August], 1881, v. 15, pp. 748-749. 
Eggs of Caloptenus spretus, buried about 25 cm. (10 inches) under ground, re¬ 
mained unhatched and alive for four and one-half years, and hatched upon 
being exhumed. 
2006. [Riley, C. V.] Promotion of silk-culture in California. <Amer. 
Nat., September [23 August], 1881, v. 15, p. 749. 
Answer to letter of Mrs. T. H. Hittell; popularization of silk-culture in Cali¬ 
fornia ; preparation of the fiber for the market. 
2007. [Riley, C. V.] Locust flights in Dakota. >Amer. Nat., Septem¬ 
ber [23 August], 1881, v. 15, pp. 749-750. 
Flights of Caloptenus spretus in Dakota on 7th and 16th July, 1881; large 
numbers of Diplax rubicundula accompanying the locusts. 
2008. [Riley, C. V.] The Hessian fly. <Amer. Nat., September [23 
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Extensive damages done by Cecidomyia destructor in Illinois and Missouri; its 
abundance in the western prairie States in 1881. 
