﻿FIELD AND FOREST. 



223. delawarensis, Ord. 



224. atricilla. L. 



225. Philadelphia, (Ord.) Gray. 



Subfamily Sternin/e. 

 Sterna. 



226. anglica, Mont. 



227. forsteri, Nutt. 



228. hirundo. Auct. 



229. superciliaris var. antillarum, Coues. 



HVDROCHELIDON. 



230. lariformis, (L.) Coues. 



Subfamily Rhynchopin^e. 

 Rynchops. 



231. * nigra, L. 



Family PROCELLARIID^E. 



Subfamily Procellarhna;. 

 Cymochorea. 



232. * leucorrhoa, (Vieill.) Coues. 



* Ocean ites. 



233. * oceanica, (Kurd.) Coues. 



PUFFINUS. 



234. * — ? 



Family COLYMBID^F. 



COLYMBUS. 



235. torquatus, Brunn. 



Family PODICIPID^E. 



PODICEPS. 



236. cristatus. (L.) Lath. 



237. cornutus, Lath. 



238. griseigena var. holbolli, (Reinh. 



Coues. 



PODILYMBUS. 



239. podiceps, (L.) Lawr. 



Add to Vireonid^ : 



240. Vireo noveboracensis, (Gm.) Bp. 



Potomac-Side Naturalists' Club. 



January 22, 1877, (208th meeting.) 

 Prof. Chickering read a paper on Local Plant Catalogues. (Pub- 

 lished in Field and Forest.) 



Dr. Schaeffer called attention to the very unusual display of glacial 

 phenomena exhibited along the banks of the Potomac, below Little 

 Falls. 



Mr. Seaman spoke of experiments with the juice of the Phytolacca 

 decandra, as a medium for staining microscopic specimens ; also of 

 fine examples of raphides to be found in the leaves of Nelumbium, and 

 of jelly and diatoms on the stems of Brasenia pellata. 



February jth, (200th meeting) 

 Prof. Seaman read a paper on the Geological Characteristics of the 



District. (To be published hereafter.) 



Dr. Vasey read a paper on the Botanical Exhibits at the Centennial. 



(Already published.) 

 Dr. Schaeffer presented a collection of plants, made in 1858-9, 



containing several species not known to be detected since within our 



limits. 



