Apotectonia Barnard & Ingram, 1990 (original description)
Apotectonia heterostegos Barnard & Ingram, 1990 (original description)
Diatectonia Barnard & Ingram, 1990 (original description)
Diatectonia typhodes Barnard & Ingram, 1990 (original description)
Euonyx mytilus Barnard & Ingram, 1990 accepted as Stephonyx mytilus (Barnard & Ingram, 1990) (original description)
Hirondellea Chevreux, 1889 (additional source)
Hirondellea brevicaudata Chevreux, 1910 (redescription)
Hirondellea glutonis Barnard & Ingram, 1990 (original description)
Hirondellea guyoti Barnard & Ingram, 1990 (original description)
Orchomene annulatus (Spence Bate, 1863) (status source)
Orchomene distinctus (Birstein & Vinogradov, 1960) accepted as Abyssorchomene distinctus (Birstein & M. Vinogradov, 1960) (new combination reference)
Paralicella Chevreux, 1908 (additional source)
Paralicella vaporalis Barnard & Ingram, 1990 (original description)
Schisturella Norman, 1900 (additional source)
Tectovalopsis Barnard & Ingram, 1990 (original description)
Tectovalopsis diabolus Barnard & Ingram, 1990 (original description)
Tectovalopsis fusilus Barnard & Ingram, 1990 (original description)
Tectovalopsis nebulosus Barnard & Ingram, 1990 (original description)
Tectovalopsis regelatus Barnard & Ingram, 1990 (original description)
Tectovalopsis wegeneri Barnard & Ingram, 1990 (original description)
Transtectonia Barnard & Ingram, 1990 (original description)
Transtectonia torrentis Barnard & Ingram, 1990 (original description)
Valettiopsis Holmes, 1908 (additional source)
Ventiella Barnard & Ingram, 1990 (original description)
Ventiella sulfuris Barnard & Ingram, 1990 (original description)

Mariana Trench for Hirondellea gigas (Birstein & M. Vinogradov, 1955) 

Holotype USNM 195195, geounit East Pacific Rise, identified as Hirondellea glutonis Barnard & Ingram, 1990
Holotype USNM 195196, geounit Hess Rise, identified as Hirondellea guyoti Barnard & Ingram, 1990

 Depth range

 for Apotectonia Barnard & Ingram, 1990

2451-2518 m [details]

 Depth range

 for Euonyx mytilus Barnard & Ingram, 1990

2447–2635 m [details]

 Etymology

 for Hirondellea glutonis Barnard & Ingram, 1990

The species name is from the Latin gluto (gormandizer). [details]

 Etymology

 for Hirondellea guyoti Barnard & Ingram, 1990

The species is named for the type locality, Hess Guyot [details]

 Type material

 for Euonyx mytilus Barnard & Ingram, 1990

Holotype, female “x”, 20.04 mm, USNM 195194. Type locality. Garden of Eden, Galapagos vents, eastern Pacific ... [details]