Nomina nuda

The following species names appear in publications or on museum labels, without accompanying descriptions and are therefore considered ‘nomina nuda’: H. atrichus De la Pylaie 1835; H. fasciatus Kaup 1853; H. filamentosus Duméril 1870; H. gigas Gill 1862; H. jubatus De la Pylaie 1835; H. lenis De Vis 1908; H. nuda; H. obscurus Hemprich and Ehrenberg 1856; H. pilosus; H. pygmaeus; H. ringens Jordan and Evermann 1905; H. rondeletii Yarrell 1836; H. rosaceus Risso 1826; H. sexmaculatus Kaup 1856; H. titicacaensis Posnansky 1911; H. valentini Bleeker 1859 .