1889.] NEW-YORK MICROSCOPICAL SOCIETY. 71 



PROCEEDINGS. 



Meeting of December 2ist, 1888. 



The President, Mr. Charles F. Cox, in the chair. 



Thirty-two persons present. 



The Committee on Nomination of Officers for the ensuing 

 year presented its report. 



Mr. P. H. Dudley read a Paper, entitled " The Termites, or 

 so-called ' White Ants' of the Isthmus of Panama." This Paper 

 is published in this-number of the Journal, p. 56, and was illus- 

 trated by many specimens, as follows : — 



microscopical slides and specimens exhibited. 



No. I. Portion of nest of Eutertnes. 



Nos. 2, 3, 4, 5, 6, 7, 8 and 9. Queen-cells from various nests. 



Vials containing Queens — No. 10. Before swarming. No. 11. 

 After. Nos. 12, 13 and 14. As found in the cells. 



Vials containing Workers and Soldiers — Nos. 15, 16, 17, 18 

 .and 19. Specimen No. 20. Section of Gallery. Nos. 21, 22, 

 23 and 24. Wood from Buildings, Cars and Furniture attacked 

 by the Termites. 



Objects under the Microscopes. 



No. 25. Soldier of Termes flavipes, common in the United 

 States. 



Nos. 26, 27, 28 and 29. Heads of Soldiers with mandibles, 

 from the Isthmus. 



No. 30. Nasutus Soldier of the Eutermes. 



Nos. 31 and 32. Transverse and longitudinal sections through 

 head of same. 



No. 33. Eutermes Worker entire. 



No. 34. Head of Worker, mandibles open. 



No. 35. Section from Worker's body, showing special glands 

 and eductor for cement (?) 



No. 36. Portion of the Ovarium of Mature Queen, showing 

 progressive development of the eggs. 



No. 37. Eggs from nest. 



No. 38. Ganglion of the Ventral Chain, from Queen. 



Explanation of Plate 18. 



A., Ovipositor proper of Rhyssa atrata. JB, sheath of the same. C, ovipositor 

 proper of Cryptv^ samice. T>, dorsal part of the same. E and F, ventral parts of the 

 same, in different positions. 



