234 DUBLIN UNIVERSlTf 



Professok J. Reay Greene read a paper on the " Subdivision of the 

 Soft-bodied Zoantharia." 



The ballot was then opened, and the following were declared duly 

 elected : — 



Ordinary Members : — Rev. R. Tickers Dixon, A.M., Ex-F.T.C.D. ; 

 Hon. G. S. Gough, A. M. ; R. M'Donnell, M. D. ; and P. Bevan, A. M., 

 M.B. 



Associate Members : — Rear- Admiral Jones, and George Porte, Esq. 



Corresponding Members : — Isaac Carroll, Cork ; Professor Huxley, 

 F. R. & L. SS., London ; and P. Lutley Sclater, F. L. & L. SS., London. 



The Association then adjourned. 



FRIDAY, FEBRUARY 18, 1859. 



Professor "W. H. Harvey, M. D., F. R. & L. SS., President, 

 in the Chair. 



The Minutes of last Meeting having been read, were approved of, and 

 signed by the Chairman. 



Dr. E. Perceval Wright, F. L. S., read the following paper by 

 Philip H. Gosse, F.R.S.— 



ON SPHENOTROCHUS WRIGHTII I A NEW IRISH MADREPORE. 



Specific Character. — Corallum pedicellate : costse papilliferous, on 

 the body, and crossed with zigzag folds on the pedicel ; pedicel nodose. 



General Description. — Corallum simple, straight (or else with the 

 base considerably curved laterally), compressed above (the axes of the 

 disk being 60 : 42 in general ; in one example, however, 60 : 50), but 

 rounded in the lower two-thirds, pedicillate ; the body and the pedicel 

 varying exceedingly in their relative proportions, the former being to 

 the latter as 1 : 5 in one example (Fig. 4) ; in another, as 1 : 1 ; in ano- 

 ther, as 1 : 1*2 (Fig. 1), — no two of the four specimens in my possession 

 being alike in this respect. The pedicel is surrounded by four to six 

 constrictions, varying greatly in their relative distance ; these separate 

 nodes more or less swollen, of which one, a little above the base, is usu- 

 ally more ventricose than the rest ; the pedicel generally enlarges up- 

 wards, but its distinction from the body is marked by an abrupt shoulder. 



CostcB about as wide as the interspaces, distinctly traceable only as 

 far down as the termination of the body ; their course is irregularly an- 



