In synonymy:
Deloripa Simon, 1901 = Helvetia G. W. Peckham & E. G. Peckham, 1894 (Ruiz & Brescovit, 2008b: 140)

type Helvetia santarema G. W. Peckham & E. G. Peckham; gender feminine

N.B.: considered a senior synonym of Deloripa Simon, 1901c: 157 [urn:lsid:nmbe.ch:spidergen:02919] (type D. semialba Simon, 1901) by Ruiz & Brescovit, 2008b: 140.

Transferred to other genera:
Helvetia canescens (Mello-Leitão, 1944) -- see Menemerus

In synonymy:
Helvetia insularis (Banks, 1902) = Helvetia albovittata Simon, 1901 (Ruiz & Brescovit, 2008b: 142).
Helvetia otiosa Galiano, 1976 = Helvetia albovittata Simon, 1901 (Galiano, 1989a: 49, sub H. insularis).
Helvetia quadrifasciata (Mello-Leitão, 1945, T from Deloripa) = Helvetia cancrimana (Taczanowski, 1872) (Galiano, 1963b: 3, sub H. zonata).
Helvetia zebrina Simon, 1901 = Helvetia cancrimana (Taczanowski, 1872) (Ruiz & Brescovit, 2008b: 140).
Helvetia zonata Simon, 1901 = Helvetia cancrimana (Taczanowski, 1872) (Ruiz & Brescovit, 2008b: 140).

Helvetia albovittata Simon, 1901c: 157 (Df).
Admestina insularis Banks, 1902c: 66, pl. 2, f. 4 (Dm) [urn:lsid:nmbe.ch:spidersp:033878].
Helvetia albovittata Galiano, 1963a: 361, pl. XIX, f. 17 (f).
Helvetia otiosa Galiano, 1976c: 54, f. 8-12 (Dm) [urn:lsid:nmbe.ch:spidersp:057987].
Helvetia insularis Galiano, 1989a: 49 (T from Admestina, S of Helvetia otiosa).
Helvetia albovittata Ruiz & Brescovit, 2008b: 142, f. 13-14 (f, S of Helvetia insularis).
Helvetia albovittata Bedoya-Róqueme, Nadal & Rubio, 2018: 3, f. 4-20 (mf).

Attus cancrimanus Taczanowski, 1872: 68 (Dm).
Selabis zonatus Simon, 1897e: 2 (nomen nudum).
Helvetia zebrina Simon, 1901c: 158 (Df) [urn:lsid:nmbe.ch:spidersp:033881].
Helvetia zonata Simon, 1901c: 158 (Df) [urn:lsid:nmbe.ch:spidersp:033882].
Deloripa quadrifasciata Mello-Leitão, 1945b: 280, f. 71 (Df) [urn:lsid:nmbe.ch:spidersp:057988].
Attus cancrimanus Roewer, 1955c: 1421 (nicht zu deuten = nomen dubium).
Helvetia zebrina Galiano, 1963a: 362, pl. XIX, f. 15 (f).
Helvetia zonata Galiano, 1963a: 363, pl. XIX, f. 14 (f).
Helvetia zonata Galiano, 1963b: 3, pl. I, f. 1-6 (f, Dm, S of Deloripa quadrifasciata).
Helvetia cancrimana Galiano, 1976c: 51, f. 1-7 (m, T from Attus = Salticus, removed from nomen dubium).
Helvetia cancrimana Ruiz & Brescovit, 2008b: 140, f. 1-5 (mf, S of Helvetia zebrina and H. zonata).

Helvetia albovittata Galiano, 1965d: 47, f. 7-8 (m, misidentified).
Helvetia galianoae Ruiz & Brescovit, 2008b: 142, f. 15-16 (Dm).

Cotinusa humillima Mello-Leitão, 1943a: 223, f. 49 (Dm).
Helvetia santarema Galiano, 1963b: 2 (T C. h. from Cotinusa sub S).
Helvetia humillima Ruiz & Brescovit, 2008b: 144, f. 17-18 (removed m from S of H. santarema, contra Galiano, 1963b: 2).

Helvetia labiata Ruiz & Brescovit, 2008b: 141, f. 6-7 (Df).

Helvetia rinaldiae Ruiz & Brescovit, 2008b: 146, f. 21-22 (Df).

Helvetia riojanensis Galiano, 1965d: 47, f. 1-4 (Dm, not f, =H. santarema, per Ruiz & Brescovit, 2008b: 142).

Naubolus roeweri Soares & Camargo, 1948a: 393, f. 60 (Df).
Helvetia roeweri Ruiz & Brescovit, 2008b: 147, f. 23-24 (Tf from Naubolus).

Helvetia santarema Peckham & Peckham, 1894a: 119, pl. 12, f. 2 (Df).
Helvetia santarema Galiano, 1963b: 2, pl. I, f. 7-10 (f, Sm, rejected).
Helvetia santarema Galiano, 1965d: 47, f. 9 (m).
Helvetia riojanensis Galiano, 1965d: 47, f. 5-6 (f, misidentified).
Helvetia santarema Ruiz & Brescovit, 2008b: 142, f. 11-12 (f).

Deloripa semialba Simon, 1901c: 157 (Df).
Deloripa semialba Galiano, 1963a: 342, pl. XVIII, f. 8 (f).
Helvetia semialba Ruiz & Brescovit, 2008b: 142, f. 8-10 (f).

Helvetia stridulans Ruiz & Brescovit, 2008b: 145, f. 19-20 (Dm).