Phenacohelix (Neophenacohelix) giveni Cumber, 1961 nomen protectum

Helix collyrulla Reeve, 1852: Species 811, pl. 132 fig. 811 [New Zealand] nomen oblitum.

Helix kappa Pfeiffer, 1853a: 154 [Nova Seelandia]; Pfeiffer, 1853–1854 [in Pfeiffer, 1852–1860]: 455, pl. 154, figs. 25–28; Pfeiffer 1854a: 58; Pfeiffer, 1856: 122; Pfeiffer, 1859: 178; Pfeiffer, 1868: 246; Pfeiffer, 1876b: 282.

Helix (Charopa) kappa .—Hector, 1873: 18.

Helix kollyrula.—Martens, 1873: 11.

Patula (Charopa) kappa .—Pfeiffer & Clessin, 1881: 98.

Charopa collyrula .—Tryon, 1886: pl. 62, fig. 56.

Charopa kappa .—Tryon, 1886: pl. 63, fig. 60–62.

Phenacohelix pilula .—Suter, 1892a: 277 (in part).

Flammulina (Phenacohelix) ponsonbyi Suter, 1897c: 285, text figs. [Mt. Wellington Lava Fields] (in part).

Phenacohelix ponsonbyi .—Suter, 1904: 63 (in part); Suter, 1913: 667, pl. 26, figs. 8, a, b (in part); Powell, 1937: 88 (in part); Powell, 1946b: 93 (in part); Powell, 1937: 88 (in part); Powell, 1957: 118 (in part); Cumber, 1960: 100 (in part); Powell, 1962: 110 (in part); Schileyko, 2001: fig. 1333 A.

Phenacohelix (Neophenacohelix) giveni Cumber, 1961: 169, figs. 4–6 [Clevedon].

Phenacohelix giveni .—Parkinson, 1970: 140; Goulstone, 1976: 4; Powell, 1976: 118; Goulstone, 1977: 10, 18; Goulstone, 1978a: 99; Goulstone, 1979a: 3; Powell, 1979: 322, pl. 65, fig. 11; Solem et al., 1981: 478; Ballance, 1982: 34; Goulstone, 1983: 30; Goulstone, 1984: 1; Solem & Climo, 1985: 9; Goulstone, 1986: 11, 12; Goulstone, 1989: 14; Goulstone, 1990: 32, text fig.; Ogle, 1990: 87; Goulstone, 1991x: 9; Mayhill, 1994: 33, 34; Spencer & Willan, 1995: 40; Morley et al., 1998: 8; Barker & Mayhill, 1999: 238; Brook, 1999a: 359; Brook, 1999b: 405; Brook & Goulstone, 1999: 131; Mahlfeld, 2000: Appendix 3; Goulstone, 2001: 49, figs. 3, 12; Hazelwood et al., 2002: 30; Hazelwood et al., 2003: 33; Barker, 2005: 76; Hazelwood, 2005: 8; Barker, 2006: 133; Spencer et al., 2009: 216, text fig.; Barker, 2016: 315.

Neophenacohelix giveni .—Marshall & Worthy, 2017: 305.

NOT Patula kappa .—Hutton, 1880: 7 (= Helix ziczac Gould, 1846).

Type material: Helix collyrula and H. kappa — Syntypes (2), NHMUK 20140670: ‘N. Zealand’. Phenacohelix (Neophenacohelix) giveni — Holotype, NMNZ M.20254 & paratypes (6), AIM MA73007: ‘Clevedon, Auckland’.