PLATE LXXIV. 



Echinocyamus vattghani Twitchell, 11. sp. (p. 160). 

 U. S. Nat. Mus. 166486, type. 



Figure la. Upper surface of the test, X 2. 

 lb. Lower surface of the test, X 2. 

 lc. Lateral surface of the test, X 2. 

 Id. Posterior surface of the test, X 2. 



Lagantjm eldkidgei Twitchell, n. sp. (p. 160). 



U. S. Nat. Mus. 164683, type. 



Figure 2a. Upper surface of the test. 

 2b. Lower surface of the test. 

 2c. Lateral surface of the test. 

 2d. Posterior of the test. 



