- **Thomas Young** (of diffraction, elasticity, and Rosetta Stone fame) published mathematics as

1. [**Emeritus**][1]
2. [**Hydrophilus**][1]
3. [**Apsophus**][1]
4. [**Dytiscus**][1]
5. [**Hemerobius**][1]
6. [**A. B. C. D.**][1]
7. [**E. F. G. H.**][1]
8. [**S. B. L.**][1]

- **Sylvester** published [several papers][2] under the pseudonym [**Lanavicensis**][3].
 
[1]:http://www.archive.org/stream/catalogueofscien06royarich#page/471
[2]:http://www.archive.org/stream/catalogueofscien03royarich#page/830
[3]:https://www.google.com/search?filter=0&q="Lanavicensis"