Fritz Rühl, also Roule, (1836 – 1893 in

Zurich Zurich (; ) is the list of cities in Switzerland, largest city in Switzerland and the capital of the canton of Zurich. It is in north-central Switzerland, at the northwestern tip of Lake Zurich. , the municipality had 448,664 inhabitants. The ...

) was a

Swiss Swiss most commonly refers to: * the adjectival form of Switzerland * Swiss people Swiss may also refer to: Places * Swiss, Missouri * Swiss, North Carolina * Swiss, West Virginia * Swiss, Wisconsin Other uses * Swiss Café, an old café located ...

entomologist Entomology (from Ancient Greek ἔντομον (''éntomon''), meaning "insect", and -logy from λόγος (''lógos''), meaning "study") is the branch of zoology that focuses on insects. Those who study entomology are known as entomologists. In ...

. He was a professional insect collector and insect dealer who worked with the

Berlin Berlin ( ; ) is the Capital of Germany, capital and largest city of Germany, by both area and List of cities in Germany by population, population. With 3.7 million inhabitants, it has the List of cities in the European Union by population withi ...

natural history dealers and publishers Alexander Heyne and

Otto Staudinger Otto Staudinger (2 May 1830 – 13 October 1900) was a German entomologist and a natural history dealer considered one of the largest in the world specialising in the collection and sale of insects to museums, scientific institutions, and indi ...

. His

Hymenoptera Hymenoptera is a large order of insects, comprising the sawflies, wasps, bees, and ants. Over 150,000 living species of Hymenoptera have been described, in addition to over 2,000 extinct ones. Many of the species are parasitic. Females typi ...

collections were sold to Paolo Magretti and are conserved in the

Museo Civico di Storia Naturale di Genova The Museo Civico di Storia Naturale Giacomo Doria is a natural history museum in Genoa Genoa ( ; ; ) is a city in and the capital of the Italian region of Liguria, and the sixth-largest city in Italy. As of 2025, 563,947 people live wi ...

. He supplied collections of Lepidoptera and Coleoptera from around the world to the Istituto Sperimentale per la Zoologia Agraria in Florence. Rühl edited ''Die palaearktischen Grossschmetterlinge und ihre Naturgeschichte''. Band 1. Leipzig, Ernst Heyne (1892-1895), a

monograph A monograph is generally a long-form work on one (usually scholarly) subject, or one aspect of a subject, typically created by a single author or artist (or, sometimes, by two or more authors). Traditionally it is in written form and published a ...

with the Berlin insect dealer Max Bartel (1879-1914) and wrote scientific papers on

Coleoptera Beetles are insects that form the Taxonomic rank, order Coleoptera (), in the superorder Holometabola. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 40 ...

References

*Poggi, R. & Conci, C. 1996 uhl, F.''Mem. Soc. Ent. Ital.'' 75: 99. Swiss lepidopterists 1836 births 1893 deaths {{entomologist-stub