However, the Latin abbreviation is widely used by botanists and mycologists. He also studied mycology, including mushroom identification, mycophagy, and research on mycologists. Fungi claimed by protozoologists and mycologists include chytrids, blastoclads, and the gut fungi. The family was circumscribed in 1946 by mycologists Rolf Singer and Alexander H. Smith. Roger Heim was one of the major mycologists working in Madagascar. Mycologists, myxomycologists and robotics engineers also appear. The synonym "Ptychoverpa bohemica" is often used by European mycologists. It was circumscribed in 1919 by mycologists Hans Sydow and Paul Sydow. It was independently named "Sporidesmium bakeri" by German mycologists Hans and Paul Sydow in 1914. There is widespread agreement among mycologists that many others are yet to be discovered. Thus, members of Blastocladiomyota are commonly called "blastoclads" by mycologists. Stephanosporaceae was circumscribed in 1979 by mycologists Franz Oberwinkler and Egon Horak. Some mycologists consider "Fomitiporia" to be a synonym of "Phellinus" anyway. Mycologists often use glass slides, which allow for quick examination of spores under a microscope.