Egon Spengler him, which leaves him a little flustered. He celebrates his 40th birthday during this series, which would put him in his late twenties when "The Real Ghostbusters" began. Age is the largest factor causing Spengler to having transition from active ghost hunting to a mentorship role; in one episode where the original Ghostbusters guest starred on an episode the audience clearly sees middle adulthood has affected the speed and weakened the stamina of the original Ghostbusters. Although Egon Spengler does not appear in the 1990 "The Earth Day Special", his character and status as a Ghostbuster is mentioned, and Harold
Lorenz Spengler molluscs including many new species descriptions, of which 6 taxa are still valid. Spengler maintained a personal natural history collection, the "Museo Spengleriano". Spengler is commemorated in the scientific name of a species of Southeast Asian turtle, "Geoemyda spengleri". Lorenz Spengler Lorenz Spengler (22 September 1720, Schaffhausen – 20 December 1807, Copenhagen) was a Swiss-born Danish turner and naturalist. He arrived at Copenhagen in 1743 and became a tutor to Christian VI of Denmark and later Frederick V of Denmark in the art of turning. From 1771 he was head of the Royal Art Chamber (Det Kongelige Kunstkammer), a position