Stefan Clessin (13 November 1833,
Würzburg
Würzburg (; Main-Franconian: ) is a city in the region of Franconia in the north of the German state of Bavaria. Würzburg is the administrative seat of the ''Regierungsbezirk'' Lower Franconia. It spans the banks of the Main River.
Würzburg is ...
– 21 December 1911,
Regensburg
Regensburg or is a city in eastern Bavaria, at the confluence of the Danube, Naab and Regen rivers. It is capital of the Upper Palatinate subregion of the state in the south of Germany. With more than 150,000 inhabitants, Regensburg is the f ...
) was a German
malacologist.
He served as a military officer, and from 1862 worked for the Bavarian railways. He was an editor of the ''
Malakozoologische Blätter'' and made major contributions to
Martini and
Chemitz' ''Systematisches Conchylien-Cabinet''. He conducted research of fossil mollusks as well as living species.
Bibliography
* ''Die mollusken-fauna der umgegend von Augsburg'' (1871); Bericht des Naturhistorischen vereins in Augsburg, bd. XXI.
* ''Ueber Missbildungen der Mollusken und ihrer Gehäuse'', (1873); Bericht of the Naturhistorischer Verein in Augsburg, 22.
* ''Deutsche excursions-mollusken-fauna'', (1876), Nurnberg : Bauer & Raspe.
* Clessin S. (1880). "Studien über die Familie der Paludinen". ''
Malakozoologische Blätter'' (ser. 2)2: 161-196.
* ''Die Molluskenfauna Oesterreich-Ungarns und der Schweiz'', (5 parts, 1887–90), Nürnberg : Bauer & Raspe.
Taxa described
Clessin named more than 90 species of non-marine
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk
Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...
s, including:
WoRMS: list of species named by Stefan Clessin
/ref>
* ''Bythiospeum pfeifferi
''Bythiospeum pfeifferi'' is a species of very small freshwater snail that has an operculum, an aquatic gastropod mollusk in the family Hydrobiidae.
Distribution
This species is endemic to Austria
Austria, , bar, Östareich offici ...
'' (Clessin, 1890)
* ''Bythiospeum tschapecki
''Bythiospeum tschapecki'' is a species of very small freshwater snails that have an operculum, aquatic gastropod mollusks in the family Hydrobiidae.
This species is endemic to Austria
Austria, , bar, Östareich officially the Repu ...
'' (Clessin, 1882)
References
*Borcherding, F.,1912 Stephan Clessin.Nekrolog ''Nachrichtsblatt der deutschen Malakozoologischen Gesellschaft'' 24(2): 49-151. Biography,portrait, bibliography
*Boeters, H. D.,1967 Die Publikationsdaten der Clessin's Molluskenfaunen. ''Mitteilungen der Deutschen Malakozoologischen Gesellschaft'' 10: 210-212. Bibliography
*Jungbluth, J. H.,1995 Zur Geschichte der deutschen Malakozoologie, XXI: Die Deutsche Malakozoologische Gesellschaft - vom 19. Jahrhundert in das 21. Jahrhundert. 1868-1993: 125 Jahre Deutsche Malakozoologische Gesellschaft. ''Mitteilungen der Deutschen Malakozoologischen Gesellschaft'', 55: 1-18. Biography
*Naturforscher im Landkreis Augsburg Von Heinz Fischer, Augsburg 24. Bericht der Naturf.Ges.Augsbg/ Seite 131 - 157 / 3. Nov. 1970 13
pdf
in German includes portrait.
1833 births
1911 deaths
German malacologists
Scientists from Würzburg
{{Germany-zoologist-stub