PROCEEDINGS 



OF THE 



ACADEMY OF NATURAL SCIENCES 



OF PHILADELPHIA. 



Vol. I. FEBRUARY and MARCH, 1S42. Nos. 11,12. 



STATED MEETING, February 1, 1842. 



Mr. Phillips in the Chair. 



DONATIONS TO MUSEUM. 



A collection of casts of American Trilobites and other Fos- 

 sils, presented by Mr. Joseph Brano, of Philadelphia, con- 

 sisting of 78 specimens of the following genera and species. 



Calymene Blumenbachii (2 spe- Calymene phlyctainodes. 



cirnens.) Rowii. 



callicephala. Asaphus laticostatus. 



selenecephala. selenurus, (2 specimens.) 



platys. limulurus. 



microps. caudatus. 



anchiops. Hausmanni. 



diops. pleuroptyx. 



macropthalma, (2 speci- micrurus. 



mens.) Wetherillii, (2 speci- 



bufo. mens.) 



bufo, var. rana ; (2 ?pe- astragalotes. 



cimens.) tetragonocephalus. 



odontocephala. myrmecophorus. 



