ZYGOPHYLAX AFRICANA STECHOW, 1923 (FIGS 5G, H, 6) Zygophylax africana Stechow, 1923a: 106–107; 1925: 445–446, fig. 18; Millard, 1964: 15–18, fig. 4A–F; 1968: 263; 1973: 28, fig. 4B; 1975: 189–190, fig. 62A–E; 1977: 106; 1980: 131; Gravier-Bonnet, 1979: 29; Rees & Vervoort, 1987: 75; Bouillon et al., 2006: 341; Ruthensteiner et al., 2008: 25; Altuna, 2012: 5–8, figs 2, 3; Campos et al., 2020: 540–543, pl. 2A–G. ? Zygophylax africana: Hirohito, 1983: 22–24, fig. 6; 1995: 136–138, fig. 40a–e. Zygophylax africanus: Vervoort & Watson, 2003: 69 [incorrect subsequent spelling]. hydrocladia (Fig. 6B, C), borne on short pedicels, tubular, distal part curved abaxially and forming angles of 15°–45° with the proximal part, diaphragm straight to oblique, margin slightly everted, with or without renovations (Fig. 6C). Nematothecae on hydrocladia, hydrocauli and apophyses of hydrocladia; tubular, with basal diaphragm (Fig. 6D).

Published as part of Gu, Zhangjie, Ruthensteiner, Bernhard, Moura, Carlos J., Liu, Lihua, Zhang, Rui & Song, Xikun, 2022, Systematic affinities of Zygophylacidae (Cnidaria: Hydrozoa: Macrocolonia) with descriptions of 15 deep-sea species, pp. 52-87 in Zoological Journal of the Linnean Society (Zool. J. Linn. Soc.) (Zool. J. Linn. Soc.) 196 on page 62, DOI: 10.1093/zoolinnean/zlac036, http://zenodo.org/record/7035312