pectoralis, Pseudopentaceros Hardy [G. S.] 1983:212, Figs. 12, 13B [New Zealand Journal of Zoology v. 10 (no. 2); ref. 5385] Ladd Bank, Leeward Islands, Hawaiian Islands. Holotype: BPBM 27853. Paratypes: BPBM 25156 (2), 25757 (2); HUMZ 45160-61 (2); OSUO 483 (1); SAIAB [formerly RUSI] 13849 (1). •Valid as Pseudopentaceros pectoralis Hardy 1983 -- (Mundy & Moser 1997:241 [ref. 23514]). •Synonym of Pseudopentaceros wheeleri Hardy 1983 -- (Mecklenburg et al. 2002:659 [ref. 25968], Mundy 2005:409 [ref. 28379]). •Valid as Pentaceros pectoralis (Hardy 1983) -- (authors). •Synonym of Pentaceros wheeleri (Hardy 1983). Current status: Synonym of Pentaceros wheeleri (Hardy 1983). Pentacerotidae: Pentacerotinae. Habitat: marine.