TABLE OF CONTENTS. 



Pagfc 



Boone, Pearl L. A new Chinese Isopod, Ichthyoxeniis geei. 



No. 2319. July 27, 1920^ 497-502 



New species : Ichthyoxenus gcei. 



BovTNG, Adam G., and A. B. Champlain. Larvae of North 

 American beetles of the family Cleridae. No. 2323. Au- 

 gust 31, 1920^ 575-649 



Champlain, A. B. See under Boving, A. G 575-649 



CocKERELL, T. D. A, Eoceue Insects from the Rocky Moun- 

 tains. No. 2313. June 15, 1920 ^ 233-260 



New genera: Eocalopteryx, Protamphipteryx, Eopoclagrion, 

 Detyopsis, Protolianis, Scoparidea, Dilaropsis, Callospilop- 

 teron, Asilopsis, Eotliereva, Protoedalea, Cicindelopsis, Eopim- 

 pla, Eohracon. 



New species: Eocalopteryx atavina, Protamphipteryx basalis, 

 Eopodagrion scitdderi, LimnepMlus eocenicus, Hydroptila 

 pMleos, Eammapteryx lepidoides, H. ceryniifornm, Lith- 

 opsis delicata, L. simillima, Detyopsis scudderi, D. packardi, 

 Protolianis Jiumatus, Scoparidea nebulosa, Dilaropsis ornatus, 

 Callospilopteron oceUatum, Cercopis cephalinus, Cicadella 

 scudderi, Erythroneura eocenica, Cylindrotonia, veterana, 

 Gonomyia scudderi, Diomonus palaeospilus, Palaeoplatyura 

 eocenica, Philorites pallesce^is, Asilopsis fusculus, Eothereva 

 simplex, Protoedalea brachystoma, Syrphus lithaphidis, An- 

 thomyia icinchesteri. Cicindelopsis eophilus, Carabites eoceni- 

 cus, Harpalus veterum, Lema ( ?) pervetusta, Phygadeuon pet- 

 rifactellus, Eopimpla grandis, Eobracon cladurus. 



Cushman, Joseph Augustine. Observation on living spec- 

 imens of Iridia diaphana, a species of foraminifera. No. 

 2308. June 16, 1920 1 153-158 



Cushman, R. A., and S. A. Rohwer. Holarctic tribes of the 

 Ichneumon-flies of the subfamily Ichneumoninae (Pimp- 

 linae). No. 2315. June 18, 1920 ^ 379-396 



New tribes: Glyptini, Lycorini, Phytodietini, Theroniini, Ephi- 

 altini, Polyspinctini, Rhyssini, Odontomerini. 



. The North American Ichneumon-flies of the 



tribe Acoenitini. No. 2320. June 21, 1920^ 503-523 



New species : Coleocentrus minor, C. niger, C. manni, C. pulchri- 



pennis, C. similis, Arotes maurus. 

 New name: Coleocentrus harringtoni. 



' Date of publlcatiOD. 



Ill 



