PSYCHE 
A JOURNAL OF ENTOMOLOGY 
Vol. 77 March, 1970 No. 1 
Revisional Study of the Order Palaeodictyoptera in the Upper Car- 
boniferous Shales of Commentry, France. Part III. 
Jarmila Kukalova 1 
Mimicry of Hymenopteran Antennae by Syrphidae. 
G. P. W aldbauer 45 
A Description of the Larva of Thyce harfordi Casey (Scarabaeidae: 
Melolonthini) . Terry L. Erwin 50 
Descriptions of the Nests of Pseudo charter gus fuscatus and Stelo- 
polybia testacea , with a Note on a Parasite of S. testacea (Hymen- 
optera, Vespidae). Robert L. Jeanne 54 
Sibling Species in the Eurydice Group of Lethe (Lepidoptera : Satyri- 
dae). Ring T. Carde s Arthur M. Shapiro and Harry K. Clench .... 70 
The Male Genitalia of Blattaria. II. Poeciloderrhis spp. (Blaberidae: 
Epilamprinae). Louis M. Roth 104 
A New Thrips-Hunting Microstigmus from Costa Rica (Hymenoptera : 
Sphecidae, Perphredoninae) . Robert W. Matthews 120 
Duration of Copulation in Poanes hobomok (Lepidoptera: Hesperii- 
dae) and Some Broader Speculations. John M. Burns . 127 
New Species of Erigone (Araneae, Linyphiidae) from Panama and 
the West Indies. Arthur M. Chickering 131 
f NOV 2 5 1970 
