

CONTENTS 



Pages 



Blackman. M. W. New genera and species of bark beetles of 

 the subfamily Micracinae (Scolytidae, Coleoptera). No. 

 3165. March 22, 1943 » 341-365 



New genera : Stenoclyptus, Chalcohyus. 



New species: Hylocurus biconcaims, H. fiaglerensis, H. crinitus, 

 Microtis knulli, Micracisella subnitida, Thysanoes texanus, 

 T. vachelliae, T. retamae, Pseudothysaiwes huachucae, Steno- 

 clyptus rhois, S. ceanothi, Cryptoclcptes insularis, C. murilloi, 

 C. colombianus, C. acackie, Chalcohyus securigcrus. 



Burks, B. D. The North American parasitic wasps of the 

 genus Tetrasticlvus — a contribution to biological control of 

 insect pests. No. 3170. October 26. 1943 x 505-608 



New species: Tetrastichus lissus, T. ichthyus, T. melanis, T. 

 pandora, T. solidaginis, T. gelastus, T. baldufi, T. dyrus, T. 

 triozae, T. scriptus, T. paracholus, T. tesserus, T. cassidis, T. 

 argyrus, T. phegus, T. gigas, T. spilopteris, T. carpatus, T. stro- 

 bUus, T. cormus, T. faustus, T. hibus, T. malophilus. 



New combinations: Tetrastichus chrysopae (Crawford), T. flora, 

 (Girault), T. hilhneadia (Girault), T. pulcliriventris (Girault), 

 T. semilongifastiatus (Girault), T. whitmani (Girault), T. 

 aeneoviridis (Girault), T. fumipennis (Girault), T. semiaura- 

 ticeps (Girault), T. longicorpus (Girault), T. olkahoma (Gi- 

 rault), T. punctatifrons (Girault), T. gibboni (Girault), T. 

 varicornis (Girault), T. neuroteri (Ashmead), T. nebraskensis 

 (Girault), T. centricolae (Ashmead), T. fiavopictus 

 (Ashmead). 



New name: Tetrastichus lasius. 



Capps, Hahn TV. Some American geometrid moths of the 

 subfamily Ennominae heretofore associated with or closely 

 related to Ellopia Treitschke. No. 3159. February 24, 

 1943 x 115-151 



New genera : Lambdina, Besma, Evita. 



New combinations: Neotheiitia imperilla (Dognin), N. conse- 

 quehs (Prout), Nematocampa brunncolineata (Hulst), Ncpytia 

 nomia (Druce), N. mariaria (Schaus), Destutia modica 

 (Schaus). 



1 Date of publication. 



Ill 



