Genre Entomology / Periodicals . Names thorax / apex / sp / american / nansenia sp and 39701 more

Genre Natural history / Periodicals . Names type / s e / island / none / vertebrate and 8211 more

Genre n-us-pa / Philadelphia (Pa.) / Learned institutions and societies / Science / Periodicals . Names ca / sp / life / american / la and 3481 more

Genre Insects / Periodicals . Names insects / lepidoptera / thorax / american / coleoptera and 31165 more

Genre Insects / Periodicals . Names insects / lepidoptera / thorax / california / american and 1957 more

Genre Rubber industry and trade / Periodicals . Names india / american / america / order / life and 20081 more

Genre Forests and forestry / Pennsylvania / Periodicals / Forests and forestry / Societies, etc and 4 more . Names leaves / wood / life / area / areas and 4551 more

Genre n-us--- / Agriculture / Periodicals / Agriculture / United States and 1 more . Names wheat / soil / ix / plants / grass and 8611 more

Genre Rubber industry and trade / Periodicals . Names india / american / s a / la / order and 22317 more

Genre Aquarium fishes / Periodicals / Aquariums / Periodicals . Names fish / plants / daphnia / sagittaria / ave and 405 more