LIST OF CONTRIBUTORS. 



Abbott, James Francis. The marine fishes of Peru. P '99, 324 



■ Notes on Chilean fishes with description of a new species of 



Sebastodes. P '99, 475 



Abeken, . Note of travel in Lower Nubia. P '44, 76 



Abert, J. W. On a supposed new species of quail. P '47, 221 

 Agassiz, Alex. Synopsis of the echinoids collected by Dr. W. 

 Stimpson in the North Pacific Exploring Expedition, under the 

 command of Captains Ringgold and Rodgers. P '63, 352 

 Agassiz, Louis. Relationship of Dorudon. P '48, 4 



On the crocodiles of the Green Sand of New Jersey. P '49, 169 



On Cambarus gambellii. P '53, 368 



Allen, Harrison. Description of new pteropine bats from Africa. 

 P '61, 156 



Description of a new Mexican bat. P '61, 359 



Description of two new species of Vespertilionidre and some 



remarks on the genus Antrozous. P '62, 246 



On a new genus of Vespertilionidas. P '65, 173 



Notes on the Vespertilionida? of tropical America. P '66, 279 



On the conformation of the mammalian skull. P '67, 11 



On crania with tertiary occipital condyles. P '67, 137 



On the inter-orbital space in the human skull. P '69, Biol. 13 



On fungus on feet of Myiarchus cinerascens. P '70, Biol. 9 



On the appendicular skeleton of vertebrates. P '72, 42 



On the notation of the ribs. P '75, 416 



On the effect of the bipedal position in man. P '75, 468 



A human skull exhibiting unusual features. P '76, 17 



Zoological and biological methods of research. P '76, 90 



Supernumerary anterior extremity in a. Brahmin bull. P 



'76, 143 



— ■ Supernumerary anterior extremity in a domestic cow. P 

 '76, 163 



— Distinctive characters of teeth. P '78, 39 



— Description of a fcetal walrus. P '80, 38 



— Mammary glands of bats. P '80, 133 



— On some homologies in bunodont dentition. 1' 'SO. 22(i 



— The phalanges of bats. P '80, 359 



— On the temporal and masseter muscles of mamma Is. I' '80,385 



— The muscles of the limbs of 1he raccoon, IVocvon lotor. 



P '82, 115 



Distribution of nerves. P '82, 187 

 Vitality of fresh-water polyps. P '82, 223 



