Exosphaeroma russellhansoni Wall, Bruce & Wetzer, 2015, male, (CMNC 1984-1465). A. Lateral view; B. Ventral view. Exosphaeroma studeri Vanhöffen, 1914, male, (CMNC 023-0242); C. Dorsal view; D. Lateral view. Gnorimosphaeroma oregonense (Dana, 1853), male, (CMNC 1985-0715); E. Dorsal view; F. Lateral view. Ischyromene menziesi (Sivertsen & Holthuis, 1980), male, (CMNC 1985-0652); G. Dorsal view; H. Pleotelson, dorsal view.

  Part of: Khalaji-Pirbalouty V, Gagnon J-M (2023) Illustrated catalogue of sphaeromatoid isopods (Crustacea, Malacostraca) in the Canadian Museum of Nature (CMN). Zoosystematics and Evolution 99(2): 375-389. https://doi.org/10.3897/zse.99.103682