Fritz Wagner was an Austrian

Austrians

Austrians are a nation and ethnic group, consisting of the population of the Republic of Austria and its historical predecessor states who share a common Austrian culture and Austrian descent....

 entomologist  who specialised in Lepidoptera

Lepidoptera

Lepidoptera is a large order of insects that includes moths and butterflies . It is one of the most widespread and widely recognizable insect orders in the world, encompassing moths and the three superfamilies of butterflies, skipper butterflies, and moth-butterflies...

.

Fritz Wagner was an insect dealer in Vienna

Vienna

Vienna is the capital and largest city of the Republic of Austria and one of the nine states of Austria. Vienna is Austria's primary city, with a population of about 1.723 million , and is by far the largest city in Austria, as well as its cultural, economic, and political centre...

 from 1902 to 1905 as a partner in the firm Ortner Brothers & Co. (Vienna). from 1906–1924 ,as co-proprietor of Winkler & Wagner (Vienna) and also from 1918 owner of the company Fritz Wagner.
The dealership specialised in Palaearctic especially Parnassius

Parnassius

Parnassius is a genus of northern circumpolar and montane butterflies usually known as Apollos. They can vary in colour and form significantly based on their altitude. They also show an adaptation to high altitudes called altitudinal melanism...

 and Erebia

Erebia

Erebia is a Holarctic genus of brush-footed butterflies, family Nymphalidae. Most of the about 90–100 species are dark brown or black in color, with reddish brown to orange or more rarely yellowish wing blotches or bands...

 and Lepidoptera of Central Asia

Central Asia

Central Asia is a core region of the Asian continent from the Caspian Sea in the west, China in the east, Afghanistan in the south, and Russia in the north...

 and the Mediterranean area (collected on various personal expeditions).

Works

Partial list

• Wagner, F. (1909): Einige neue Lepidopterenformen. Entomologische Zeitschrift 23 (4), pp. 17–19
• Wagner, Fritz (01. Nov 1931): Dritter (IV). Beitrag zur Lepidopteren-Fauna Inner-Anatoliens. Internationale Entomologische Zeitschrift 24(45), pp. [467-485, (47):487-493, 1 pl.
• Wagner, Fritz (17 Dec 1910): Zwei neue mitteleuropäische Lepidopteren-Formen. Internationale Entomologische Zeitschrift 4(38), pp. 208–209
• Wagner, Fritz (1913): Beitrag zur Kenntnis der Lepidopteren - Fauna des Iligebietes sowie des Sary-Dschas (Asia centr.). Ent. Mitt. 2, pp. [22-30, 50-62, 88-95, 112-116, 153-158, 185-190, 244-254, 285-288, 1 pl, 21 text-figs.
• Wagner, Fritz (1926): Einige neue Lepidopteren-Formen meiner Sammlung. Z. öst. EntVer. 11, pp. [25-26]
• Wagner, Fritz (1929): Weiterer Beitrag zur Lepidopteren-Fauna Inner-Anatoliens. Mitteilungen der Münchner Entomologischen Gesellschaft 19, pp. [1-28, 57-80, 175-206
• Wagner, Fritz (27 Dec 1919): Neue Lepidopteren-Formen meiner Sammlung. Internationale Entomologische Zeitschrift 13(20), pp. 156–160