Genre n-us-pa / Philadelphia (Pa.) / Learned institutions and societies / Science / Periodicals .

Genre n-us-pa / Philadelphia (Pa.) / Learned institutions and societies / Science / Periodicals . Names american / sea / area / plants / na and 5405 more

Genre n-us-pa / Philadelphia (Pa.) / Learned institutions and societies / Science / Periodicals . Names rock / american / life / noumea 1 / called and 7077 more

Names moon / paris / la / american / rock and 5291 more

Names mammalia / american / sargon / babylonia / type and 3227 more

Genre Entomology / Periodicals . Names thorax / apex / american / basal / california and 13781 more

Genre Science / Collected works / Social sciences / Collected works . Names america / eye / la / order / called and 1254 more

Genre n-us-pa / Philadelphia (Pa.) / Learned institutions and societies / Science / Periodicals . Names area / type / sea / lea / rock and 2874 more

Genre n-us-pa / Philadelphia (Pa.) / Learned institutions and societies / Science / Periodicals . Names la / american / life / called / order and 6753 more

By Rhoads, Samuel N. (Samuel Nicholson), b. 1862 . Genre Beavers / Otters / Fishers . Names canis / type / american / xx / hippopotamus and 1418 more