xxx BIOLOGICAL SOCIETY OF WASHINGTON. 



SIXTY-SEVENTH MEETING, November 15, 1884. 



The President occupied the chair, and forty members were 

 present. 



Mr. A. B. Johnson exhibited a collection of plants obtained by 

 Sergeant Council, a member of the Greely Expedition, at Fort 

 Conger, lat. 81 44' N., long. 64 45' W. Dr. Vasey offered 

 provisional identifications of the seven species as follows : Ran 

 unculus (perhaps R. Nelsoni}, Potent ilia, sp., Vesicaria (per 

 haps V. arctica), Calandrina, sp.. a species of the family 

 Portulacaceae, a fern, and a moss (perhaps Bryum, sp.). 



Prof. Theodore Gill made a communication upon THE CLASSI 

 FICATION OF THE MONOTREMATA,* sketching the history of 

 opinion concerning their affinities, and calling attention to the 

 fact that their oviparity had been recorded as early as 1822, by 

 Fleming. 



Prof. C. V. Riley read a paper on THE PHYTOPHAGIC HABIT 

 IN IsosoMA,f giving a historical and critical review of past 

 opinion, and claiming to have finally demonstrated the life history 

 of the Isosoma and its allies. 



Mr. F. W. True spoke of his recent studies of THE HABITS OF 

 THE BOTTLE-NOSE DOLPHIN, \ and of the porpoise fisheries of 

 Cape May and Cape Hatteras, which he had visited. 



SIXTY-EIGHTH MEETING, November 29, 1884. 



The President occupied the chair, and forty-four members were 

 present. 



A communication was received from the Secretary of the Philo 

 sophical Society of Washington, inviting the members of the 

 Biological Society to be present on the occasion of an address 



* 1884. GILL, THEODORE. The Eggs of Ornithorhynchus. <Science, 

 iv, pp. 452-453- 



t 1885. RILEY, C. V. The Larger Wheat-straw Isosoma, Isosoma 

 grande, Riley. <Rept. [U. S.] Commiss. Agric. for 1884(1885). (Riley, 

 C. V. Report of the Entomologist, [Jan.] 1885), pp. 357, 358 [73-74] > 

 pi. 7, fig. 2, 3; pi. 8, fig. 3, 4. 



$ 1885. Science, v, p. 338, i fig. 



