type Xysticus modestus Scheffer, 1904; gender masculine

N.B.: described as a subgenus of Ozyptila Simon, 1864, elevated to genus by Marusik, Lehtinen & Kovblyuk, 2005: 153.

In synonymy:
Modysticus peon (Gertsch, 1953, T from Ozyptila) = Modysticus imitatus (Gertsch, 1953) (Dondale & Redner, 1975a: 141, sub Ozyptila).

Ozyptila floridana Banks, 1895a: 243 (Df).
Ozyptila floridensis Banks, 1904c: 132.
Ozyptila floridana Bryant, 1930b: 380, pl. 18, f. 3-4, pl. 20, f. 18 (f, Dm).
Ozyptila floridana Gertsch, 1939b: 341, f. 106-107, 129 (mf).
Ozyptila infumata Chamberlin & Ivie, 1944: 161 (S of Ozyptila floridana, rejected by Dondale & Redner, 1975a: 134).
Ozyptila floridana Dondale & Redner, 1975a: 142, f. 3, 6, 47-49 (mf).
Modysticus floridanus Marusik, Lehtinen & Kovblyuk, 2005: 153 (T from Ozyptila).

Ozyptila imitata Gertsch, 1953: 464, f. 77-78 (Dm).
Ozyptila peon Gertsch, 1953: 465, f. 79 (Df).
Ozyptila imitata Dondale & Redner, 1975a: 141, f. 2, 5, 43-44 (m, Sf).
Modysticus imitatus Marusik, Lehtinen & Kovblyuk, 2005: 153 (T from Ozyptila).

Xysticus modestus Scheffer, 1904b: 257, pl. 17, f. 1 (Df).
Ozyptila modesta Banks, 1910: 49 (T from Xysticus).
Oxyptila beaufortensis Strand, 1916b: 124 (Dm).
Oxyptila marshalli Barrows, 1919b: 357, pl. 15, f. 2 (Dm).
Ozyptila marshalli Bryant, 1930b: 382, f. 8, 10 (m).
Ozyptila modesta Bryant, 1930b: 383, f. 20 (f, not m).
Ozyptila modesta Gertsch, 1939b: 340, f. 104-105, 127-128 (f, Dm).
Oxyptila modesta Gertsch, 1953: 464, f. 82 (mf).
Oxyptila modesta Levi & Field, 1954: 461, f. 82, 90 (mf).
Ozyptila modesta Dondale & Redner, 1975a: 142, f. 7-8, 50-52 (mf).
Modysticus modestus Marusik, Lehtinen & Kovblyuk, 2005: 153 (T from Ozyptila).

Ozyptila okefinokensis Gertsch, 1934b: 13 (Df).
Ozyptila okefenokensis Gertsch, 1939b: 342, f. 130, 138 (f).
Ozyptila okefinokensis Dondale & Redner, 1975a: 140, f. 1, 4, 40, 42 (f, Dm).
Modysticus okefinokensis Marusik, Lehtinen & Kovblyuk, 2005: 153 (T from Ozyptila).