Styraconyx

Styraconyx is a genus of tardigrades in the family Styraconyxidae. The genus was named and first described by Gustav Thulin in 1942.

Species
The genus includes thirteen species:
 * Styraconyx craticuliformis Chang & Rho, 1998
 * Styraconyx craticulus (Pollock, 1983)
 * Styraconyx hallasi Kristensen, 1977
 * Styraconyx haploceros Thulin, 1942
 * Styraconyx kristenseni Renaud-Mornant, 1981
 * Styraconyx nanoqsunguak Kristensen & Higgins, 1984 - Nanoqsunguak water bear
 * Styraconyx paulae Robotti, 1971
 * Styraconyx qivitoq Kristensen & Higgins, 1984 - Qivitoq water bear
 * Styraconyx sardiniae D'Addabbo Gallo, Morone De Lucia & Grimaldi de Zio, 1989 - Sardinian water bear
 * Styraconyx sargassi Thulin, 1942
 * Styraconyx testudo D'Addabbo Gallo, Grimaldi de Zio & Morone De Lucia, 1984
 * Styraconyx turbinarium Bartels, Fontoura & Nelson, 2015
 * Styraconyx tyrrhenus D'Addabbo Gallo, Morone De Lucia & Grimaldi de Zio, 1989 - Tyrrhenian water bear