I 
PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Vol. 77 June, 1970 No. 2 
The Neuroptera of the Baltic Amber. I. Ascalaphidae, Nymphidae, 
and Psychopsidae. Ellis G. MacLeod 147 
Stridulation in A canthophrynus coronatus (Butler) (Amblypygi, Tar- 
antulidae). William A . Shear 181 
Defensive Behavior of Honey Bees Towards Ants. 
Howard G. Spangler and Stephen Taber, III 184 
Hoplitis anthocopoides , a European Mason Bee Established in New 
York State (Hymenoptera : Megachilidae). 
George C. Eickwort 190 
Steatoda fulva (Theridiidae) , a Spider That Feeds on Harvester Ants. 
Bert Holldobler 202 
Erratum. P. J. Darlington, Jr 208 
Studies of the Mexican Subgenus Platynella Casey (Coleoptera: Cara- 
bidae: Agonini). Thomas C. Barr , Jr 209 
The Male Genitalia of Blattaria. III. Blaberidae: Zetoborinae. 
Louis M. Roth 217 
The Catopinae (Coleoptera: Leiodidae) of Puerto Rico. 
Stewart B. Peck 237 
The Predatory Behavior of Two Wasps, Agenoideus humilis (Pompi- 
lidae) and Sceliphron caementarium (Sphecidae), on the Orb 
Weaving Spider, Araneus cornutus (Araneidae). 
William Eberhard 243 
The Nymph of Williamsonia lintneri (Hagen) (Odonata: Corduliidae) 
Harold B. White, III and Rudolf A. Raff 252 
