VI TABLE OF CONTENTS. 



Page. 



Snyder, Thomas E. New termites from Hawaii, Central 

 and South America, and the Antilles. No, 2441. May 

 25, 1922 1 1-32 



New species: Kaloternes immigrans, K. montanus, K. tuhercidifrons, 

 K. cubanus, Neotermes connexus, Cryptotermes rospigliosi, C. picea- 

 lus, C. thompsonae, Coptotermes niger, C. crassus, Armitermes inter- 

 medius, Constrictolermes (Tenuirostntermes) mcisus, C. (T.) hriciae, 

 Anoplotennes gracilis, A. manni. 



New variety: Neotermes connexus, var. major. 



Springer, Frank. Crinoids from the Upper Cretaceous of 



Tamaulipas, Mexico. No. 2426. April 25, 1922 K 1-4 



New species: Balanocrinus mexicanv^. 



Stephenson, L. W. Some Upper Cretaceous shells of the 

 rudistid group from Tamaulipas, Mexico. No. 2422. 

 June 13, 1922^ 1-28 



New genus: Tampsia. 



New species: Tampsia bishopi, T, chocoyensis, Sauvagesia belli, S. 

 coloradensis, Durania manuelensis. 



TiMBERLAKE, P. H. A revision of the Chalcid-flies of the 

 Encyrtid genus Chrysoplatycerus. No. 2423. April 25, 

 1922 » 1-10 



New species: Chrysoplatycertis ferrisi. 



Van Cleave, H. J. A new genus of trematodes from the 



white bass. No. 2430. May 24, 1922 ». _ 1-8 



New genus: Allacanihochasmus. 



New species: Allacanihochasmus varius. 



Weld, Clara Jamieson. Studies on Chalcid-flies of the sub- 

 family Leucospidinae, with descriptions of new species. 

 No. 2427. June 28, 1922 1 1-43 



New species: Leucospis slossonae, L. inetallica, L. opalescens, L. ele- 

 gans, L. fuliginosa, L. indiensis, L. banksi, L. ornaiifrons, L. decor- 

 ata, L. orientalis, L, maculata, L. heyigalensis, L. robiista, Epexo- 

 claenoides pyriformis. 



Weld, Lewis H. Notes on American gallflies of the family 

 Cynipidae producing galls on acorns, with descriptions of 



newspecies. No. 2440. June 28, 1922 *.. 1-32 



New species: Callirhytis milleri, C. petrina, C. fruct.uosa, C. petrosa, 

 C. lapillula, C. balanosa, C. carmelensis, C. middletoni, C. balan- 

 aspis, C. balanopsis, C. balanoides, Andricusfimbnatus. 



. Notes on Cynipid wasps, with descriptions of new 



North American species. No. 2439. June 28, 1922 ^ 1-29 



New species: Xysloteras poculum, Philonix gigas, Acraspis alaria, 

 Callirhytis cry ptica, C. flora, C. parva. 



> Date of publication. 



