Comparative Zoology after Wachsmuth’s death. This work fundamentally revised contemporary crinoid taxonomy. After a period of declining health, Wachsmuth died on February 7, 1896. Springer maintained the museum and library in Burlington for another fifteen years and then donated the collection to the Smithsonian. Wachsmuth was a member of the American Association for the Advancement of Science, the Geological Society of America, the Iowa Academy of Science, the Imperial Society of Natural Sciences of Moscow, and corresponding member of the Philadelphia Academy of Science. Works Wachsmuth contributed to a variety of regional and national scientific journals, often with Springer as his coauthor. 1866. Evidence of two distinct geological formations in the Burlington limestone (with Niles) 1877. Notes on the internal and external structure of Paleozoic crinoids 1877. Revision of the genus Belemnocrinus and description of two new species (with Springer) 1878. Transition Forms in Crinoids (with Springer) 1879-1886. "Revision of the Palaeocrinoidea" (with Springer) 1897. "Monograph of the North American Crinoidea Camerata" 2 vol. (posthumously, with Springer) Notes Sources External links Images from The North American Crinoidea camerata 1829 births 1896 deaths American paleontologists