Reappraisal of species attributed to Halicarcinus White, 1846 (Crustacea: Decapoda: Brachyura: Hymenosomatidae) with diagnosis of four new genera and one new species from New Ireland, Papua New Guinea Author Poore, Gary C. B. Author Guinot, Danièle Author Komai, Tomoyuki Author Naruse, Tohru text Zootaxa 2016 4093 4 480 514 journal article 10.11646/zootaxa.4093.4.2 70a997e1-3680-457f-86ce-c288168b0cf0 1175-5326 258478 5E0BF4DB-04EA-4A9A-BF47-901DF84FFD39 Halicarcinus cookii ( Filhol, 1885 ) ( Fig. 1 a–c) Hymenicus Cookii Filhol, 1885a: 44 . Halicarcinus cookii— Richardson 1949a: 59, 66, 68, fig. 46. — Melrose 1975: 44–59, figs 16–24 (for complete synonymy ). — Lucas 1980: 162 . — Webber 2010: 226. FIGURE 1 . Halicarcinus cookii (Filhol, 1885) : a–c, lectotype of Hymenicus cookii Filhol, 1885 , MNHN IU-2014-7143 (B32572), (female, 6.1 mm). Halicarcinus planatus (Fabricius, 1775) : d, holotype of Elamena mexicana (H. Milne Edwards, 1853) , MNHN IU-2000-655 (B655), (male, 7.3 mm). Halicarcinus quoyi (H. Milne Edwards, 1853) : e, lectotype of Elamena quoyi H. Milne Edwards, 1853 , MNHN-2000-667 (B667), (male without rostrum, 6.4 mm); f, paralectotype, MNHN-2000- 32609 (B32609), (sex unknown, dry fragments). Material examined . Lectotype of Hymenicus cookii Filhol, 1885 , herein designated, New Zealand , Détroit de Cook (Cook Strait), MNHN IU- 2014 -7143 (B32572), (female, 6.1 mm ). Paralectotype . Same locality, MNHN IU- 2000 - 1100 (B 1100 ) (female, 5.3 mm , dry). Other material. New Zealand , Wellington, NMV J7374 ( 10 males and females). Distribution . Throughout New Zealand except its subantarctic islands ( Melrose 1975 ). Remarks . Types of this New Zealand endemic were found at MNHN and a lectotype is selected herein.