After Carroll, 1988, and Nelson, 1994, with Recent species from Froese & Pauly, 2001 [“The Fishbase”]

<==o Trichiuridae (huotrakalat; cutlassfishes) [9/32]
   |--o †Eutrichiurides Casier, 1944 L.-M. Eoc. Eu.
   |  |-- †E. orpiensis (Leriche, 1906) Casier, 1944 [Lophius orpiensis Leriche, 1906; Trichiurides orpiensis (Leriche) White, 1931]
   |  |-- †E. goberti
   |  `-- †E. delheidi (Leriche, 1908) Casier, 1944
   |-- †Lepidopus [Acanthonotus, Anenchelum, Lepidopides] Eoc. WAf. WInd. Olig. SA. Olig. Plioc. Eu. Plioc. NAf. 
   |-- †Trichiurides Paleoc. Mioc. Eu. 
   |--o Aphanopodinae [2/15]
   |  |--o Aphanopus [4]
   |  |  |-- A. carbo Lowe, 1839 (Black scabbardfish)
   |  |  |-- A. intermedius Parin, 1983 (Intermediate scabbardfish)
   |  |  |-- A. microphthalmus Norman, 1939 (Smalleye scabbardfish)
   |  |  `-- A. mikhailini Parin, 1983 (Mikhailin's scabbardfish)
   |  `--o Benthodesmus [11]
   |     |-- B. elongatus (Clarke, 1879) (Elongate frostfish)
   |     |-- B. macrophthalmus Parin & Becker, 1970 (Bigeye frostfish)
   |     |-- B. neglectus Parin, 1976 (Neglected frostfish)
   |     |-- B. oligoradiatus Parin & Becker, 1970 (Sparse-rayed frostfish)
   |     |-- B. pacificus Parin & Becker, 1970 (North-Pacific frostfish)
   |     |-- B. papua Parin, 1978 (Papuan frostfish)
   |     |-- B. simonyi (Steindachner, 1891) (Simony's frostfish)
   |     |-- B. suluensis Parin, 1976 (Philippine frostfish)
   |     |-- B. tenuis (Günther, 1877) (Slender frostfish)
   |     |-- B. tuckeri Parin & Becker, 1970 (Tucker's frostfish)
   |     `-- B. vityazi Parin & Becker, 1970 (Vityaz' frostfish)
   |--o Lepidopodinae [5/17]
   |  |-- Assurger anzac (Alexander, 1917) (Razorback scabbardfish)
   |  |--o Eupleurogrammus
   |  |  |-- E. glossodon (Bleeker, 1860) (Longtooth hairtail)
   |  |  `-- E. muticus (Gray, 1831) (Smallhead hairtail)
   |  |--o Evoxymetopon
   |  |  |-- E. poeyi Günther, 1887 (Poey's scabbardfish)
   |  |  `-- E. taeniatus Gill, 1863 (Channel scabbardfish)
   |  |--o Lepidopus
   |  |  |-- L. altifrons Parin & Collette, 1993 (Crested scabbardfish)
   |  |  |-- L. calcar Parin & Mikhailin, 1982 (Hawaiian ridge scabbardfish)
   |  |  |-- L. caudatus (Euphrasen, 1788) (Silver scabbardfish)
   |  |  |-- L. dubius Parin & Mikhailin, 1981 (Doubtful scabbardfish)
   |  |  |-- L. fitchi Rosenblatt & Wilson, 1987 (Fitch's scabbardfish)
   |  |  `-- L. manis Rosenblatt & Wilson, 1987 (Ghost scabbardfish)
   |  `-- Tentoriceps cristatus (Klunzinger, 1884) (Crested hairtail)
   `--o Trichiurinae
      |--o Lepturacanthus sp. 
      |  |-- L. pantului (Gupta, 1966) Coromandel hairtail
      |  `-- L. savala (Cuvier, 1829) Savalani hairtail
      `--o Trichiurus Eoc. Af. Eoc. Plioc. Eu. Pleist. NA. R. Oc.
         |-- †T. oshoshunensis
         |-- T. auriga Klunzinger, 1884 (Pearly hairtail)
         |-- T. gangeticus Gupta, 1966 (Ganges hairtail)
         |-- T. lepturus Linnaeus, 1758 (Largehead hairtail)
         `-- T. nanhaiensis Wang and Xu, 1992

Reference(s):