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Arthur James Boucot (May 26, 1924, Philadelphia, Pennsylvania, to 10 April 2017, Denver, Colorado) was an American paleontologist, biostratigrapher, and taphonomist who was an expert in Silurian and Devonian marine invertebrates, particularly brachiopods. [1]
Thomas Harrison Montgomery Jr. (March 5, 1873 – March 19, 1912) was an American zoologist who made important contributions to cell biology–especially in chromosomes and their roles in sex determination–as well as the biology of birds and several groups invertebrates, naming many species of ribbon worms, rotifers, and spiders.
Some of Pennsylvania's most important fossil finds were made in the state's Devonian rocks. [2] Carboniferous Pennsylvania was a swampy environment covered by a wide variety of plants. The latter half of the period was called the Pennsylvanian in honor of the state's rich contemporary rock record. By the end of the Paleozoic the state was no ...
Animal welfare organizations are concerned with the health, safety and psychological wellness of individual animals. These organizations include animal rescue groups and wildlife rehabilitation centers, which care for animals in distress and sanctuaries, where animals are brought to live and be protected for the rest of their lives.
Arthropleura (Greek for 'jointed ribs') is an extinct genus of massive myriapod that lived in what is now Europe and North America around 345 to 290 million years ago, [2] [4] from the Viséan stage of the lower Carboniferous Period to the Sakmarian stage of the lower Permian Period.
Born in Williamsport, Pennsylvania in 1869, Moore was educated at the Central High School of Philadelphia, where he received his Bachelor of Arts degree in 1886.A student at the University of Pennsylvania, he obtained his Bachelor of Science degree there in 1892 and his Doctor of Philosophy in 1896.
Hynerpeton hails from the Red Hill fossil site, which, during the Late Devonian, was a warm floodplain inhabited by a diverse ecosystem of aquatic fish and terrestrial invertebrates. Hynerpeton was one of several genera of four-limbed vertebrates known from the site, although it was the first to be discovered.
Hope Hibbard (December 18, 1893- May 12, 1988) was an American biologist, cytologist, zoologist, and professor of zoology. [1] [2] [3] Born in Altoona, Pennsylvania, she conducted research in the fields of histology and marine biology, utilizing organisms such as silkworms, limpets, earthworms, and frogs.