162 JOURNAL OF THE [j^l'V. 



Structure. Streaks of black pigment appear in the longitudinal 

 section. This section, lying in a plane slightly removed from 

 the longitudinal axis of the hair, shows the external scales upon 

 the narrow inclined edges. I take pleasure in donating both 

 slides to the Cabinet of the Society." 



The Rev. Kenneth F. Junor, gave a very interesting resume 

 of the structure and habits of Echinus, illustrating his remarks 

 by the exhibition of a number of specimens. 



Meeting of April 6th, 1888. 



The Vice-President, Mr. P. H. Dudley, C. E., in the chair. 

 Twenty-eight persons present. 



Dr. R. W. St. Claire, and Mr. J. W. G. Angell were elected 

 Resident Members of the Society. 



OBJECTS EXHIBITED. 



1. Pond Life : by Charles S. Shultz. 



2. Meteorite, containing Diamonds, from Novy Urej, Kras- 

 noslobodsk, Siberia : by George F. Kunz. 



3. Transverse section of Bone, from the Vertebral Plate of 

 the Finback Whale, Sibbaldius iectirostris. Cope : by J. L. 

 Zabriskie. 



4. y^^rai/^t/a, a Discomedusa : by Ludwig Riederer. 



5. Rhopalonema, a Trachomedusa : by LunwiG Riederer. 



6. Orchid-seeds : by N. L. Britton. 



7. Section of Fossil Wood, from California : by T. B. Briggs. 



8. Photomicrographs of multiple image in the eye of the 

 Roach, photographed by J. Lee Smith : by F. W. Leggett. 



9. The August Becker Sledge- Microtome : by Ludwig 

 Riederer. 



objects from the society's cabinet. 



TO. Diatoms from the Sandwich Islands. 

 II. Specimens of Corallines. 



METEORITE CONTAINING DIAMONDS. 



Mr. George F. Kunz being absent, the following explanation 

 of his exhibit, furnished by him, was read from the chair : 



" Small pieces of the Novy Urej, Krasnoslobodsk, Siberian 



