;"H. japapigu";"H. pontohi";"H. colemani";"H. satomiae";"H. waleananus" "Voucher number/data source";"WA 41200";"Lourie and Kuiter 2008";"Kuiter 2003";"Lourie and Kuiter 2008";"Gomon and Kuiter 2009" "Single gill opening";present;present;present;present;present "Strongly raised cleithral girdle";present;present;present;present;present Coronet;"distinct and angular";"distinct and angular";"low and rounded";"distinct and angular";"low double mound" "Cleithral spines";"pectoral fin base, ventral";"pectoral fin base, ventral";"pectoral fin base, ventral";"pectoral fin base, ventral";"pectoral fin base" "Subdorsal rings (3+1)";present;present;present;present;present "Lateral head spine";present;present;present;present;present "Snout spine";present;present;present;present;present "Eye spine dorsal";present;present;present;present(double);present "Eye spine ventral";present;present;present;absent;present "first superior trunk ridge spines";present;present;present;present;present "second superior trunk ridge spines";absent;present;present;present;†present "Elevated ridge dorsal of trunk";present;absent;absent;absent;absent "fifth superior trunk ridge spines";present;present;present;present;present "fifth lateral trunk ridge spines";present;present;present;present;present "eighth lateral trunk ridge spines (large)";present;present;present;present;present "eighth inferior trunk ridge spines";present;present;present;present;present "12th superior trunk ridge subdorsal spine (large)";present;present;present;present;present "Superior tail ridge spines";5,9,12,16;5,9,12;absent;5,9,12;4,8,12 "Inferior tail ridge spines";absent;absent;absent;absent;"posterior 28 rings"