Books by Hans Thure Sigurd Wallengren:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Wallengren, Hans Thure Sigurd, 1864-: Physiologisch-Biologische Studien über die atmung bei Arthropoden. (C.W.K. Gleerup;, 1913) (page images at HathiTrust; US access only)- Wallengren, Hans Thure Sigurd, 1864-: Studier öfver ciliata infusorier. (Malmström, 1894) (page images at HathiTrust)
- Wallengren, Hans Thure Sigurd, 1864-: Studier ófver ciliata infusorier af Hans Wallengren. II. Slägtet Heliochona Plate, Chilodochona n. g., Heminspeira Fabre-Domerque. (E. Malmströms boktryckeri, 1895) (page images at HathiTrust)
Find more by Hans Thure Sigurd Wallengren at your library, or elsewhere.