There are 30 species in this genus:^[1]

Hoplostethus abramovi Kotlyar, 1986
Hoplostethus atlanticus (Collett, 1889) - orange roughy
Hoplostethus cadenati Quéro, 1974 - black slimehead
Hoplostethus confinis Kotlyar, 1980
Hoplostethus crassispinus Kotlyar, 1980
Hoplostethus druzhinini Kotlyar, 1986
Hoplostethus fedorovi (Kotlyar, 1986)
Hoplostethus fragilis (F. de Buen, 1959) - Chilean roughy
Hoplostethus gigas (McCulloch, 1914) - giant sawbelly
Hoplostethus grandperrini C. D. Roberts & M. F. Gomon, 2012^[2] - Grandperrin's giant sawbelly
Hoplostethus intermedius (Hector, 1875) - blacktip sawbelly
Hoplostethus japonicus (Hilgendorf, 1879) - Western Pacific roughy
Hoplostethus latus (McCulloch, 1914) - palefin sawbelly
Hoplostethus marisrubri Kotlyar, 1986 - Red Sea roughy
Hoplostethus mediterraneus (Cuvier, 1829) - Mediterranean slimehead, silver roughy
Hoplostethus melanopeza C. D. Roberts & M. F. Gomon, 2012^[2] - New Zealand giant sawbelly
Hoplostethus melanopterus Fowler, 1938 - blackfin roughy
Hoplostethus melanopus (M. C. W. Weber, 1913) - smallscale slimehead
Hoplostethus mento (Garman, 1899) - slimy head
Hoplostethus metallicus (Fowler, 1938) - metallic roughy
Hoplostethus mikhailini (Kotlyar, 1986)
Hoplostethus occidentalis (Woods, 1973) - western roughy
Hoplostethus pacificus (Garman, 1899) - Eastern Pacific roughy
Hoplostethus ravurictus (M. F. Gomon, 2008)^[3]
Hoplostethus rifti (Kotlyar, 1986)
Hoplostethus robustispinus (J. A. Moore & Dodd, 2010)^[4] - thickspine roughy
Hoplostethus rubellopterus (Kotlyar, 1980)
Hoplostethus shubnikovi (Kotlyar, 1980) - Metavay sawbelly
Hoplostethus tenebricus (Kotlyar, 1980)
Hoplostethus vniro (Kotlyar, 1995)

Hoplostethus

Mediterranean slimehead (H. mediterraneus)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Trachichthyiformes
Family:	Trachichthyidae
Genus:	Hoplostethus G. Cuvier, 1829
Species
30, see text

Species

References