Apixystus Iredale, 1929 accepted as Gemixystus Iredale, 1929 (additional source)
Apixystus leptos Houart, 1995 accepted as Gemixystus leptos (Houart, 1995) (original description)
Conchatalos Houart, 1995 (original description)
Conchatalos canalibrevis Houart, 1995 (original description)
Conchatalos lacrima (Houart, 1991) (new combination reference)
Conchatalos tirardi (Houart, 1991) (new combination reference)
Conchatalos vaubani Houart, 1995 (original description)
Leptotrophon Houart, 1995 (original description)
Leptotrophon acerapex (Houart, 1986) (new combination reference)
Leptotrophon bernadettae Houart, 1995 (original description)
Leptotrophon biocalae Houart, 1995 (original description)
Leptotrophon caledonicus Houart, 1995 (original description)
Leptotrophon caroae Houart, 1995 (original description)
Leptotrophon charcoti Houart, 1995 (original description)
Leptotrophon coralensis Houart, 1995 (original description)
Leptotrophon coriolis Houart, 1995 (original description)
Leptotrophon inaequalis Houart, 1995 (original description)
Leptotrophon levii Houart, 1995 (original description)
Leptotrophon lineorugosus Houart, 1995 (original description)
Leptotrophon marshalli Houart, 1995 (original description)
Leptotrophon metivieri Houart, 1995 (original description)
Leptotrophon minispinosus Houart, 1995 (original description)
Leptotrophon musorstomae Houart, 1995 (original description)
Leptotrophon protocarinatus Houart, 1995 (original description)
Leptotrophon richeri Houart, 1995 (original description)
Leptotrophon rigidus Houart, 1995 (original description)
Leptotrophon spinacutus (Houart, 1986) (new combination reference)
Leptotrophon surprisensis Houart, 1995 (original description)
Leptotrophon turritellatus Houart, 1995 (original description)
Leptotrophon virginiae Houart, 1995 (original description)
Litozamia Iredale, 1929 (additional source)
Litozamia tropis Houart, 1995 (original description)
Trophonopsis minirotunda (Houart, 1986) accepted as Leptotrophon minirotundus (Houart, 1986) (new combination reference)
Trophonopsis multigradus (Houart, 1990) accepted as Enixotrophon multigradus (Houart, 1990) (basis of record)
Trophonopsis obtuselirata (Schepman, 1911) accepted as Enixotrophon obtuseliratus (Schepman, 1911) (basis of record)

Coral Sea for Apixystus leptos Houart, 1995 
Coral Sea for Leptotrophon coralensis Houart, 1995 
Coral Sea for Leptotrophon coriolis Houart, 1995 
New Caledonian Exclusive Economic Zone for Conchatalos canalibrevis Houart, 1995 
New Caledonian Exclusive Economic Zone for Conchatalos vaubani Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon bernadettae Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon biocalae Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon caledonicus Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon caroae Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon charcoti Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon inaequalis Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon levii Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon lineorugosus Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon marshalli Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon metivieri Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon minispinosus Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon musorstomae Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon protocarinatus Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon richeri Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon rigidus Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon surprisensis Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon turritellatus Houart, 1995 
New Caledonian Exclusive Economic Zone for Leptotrophon virginiae Houart, 1995 
New Caledonian Exclusive Economic Zone for Litozamia tropis Houart, 1995 
New Caledonian Exclusive Economic Zone for Poirieria (Paziella) acerapex Houart, 1986 
New Caledonian Exclusive Economic Zone for Poirieria (Paziella) spinacutus Houart, 1986 
New Caledonian Exclusive Economic Zone for Trophon (Trophonopsis) minirotundus Houart, 1986 
New Caledonian Exclusive Economic Zone for Trophon multigradus Houart, 1990 
New Caledonian Exclusive Economic Zone for Trophonopsis obtuselirata (Schepman, 1911)  (origin: native - non-endemic)
New Caledonian Exclusive Economic Zone for Trophonopsis plicilaminatus (Verco, 1909) 
Queensland for Apixystus leptos Houart, 1995 
South Australia (state) for Trophon plicilaminatus Verco, 1909 

 Depth range

 for Conchatalos canalibrevis Houart, 1995

470-470 m. [details]

 Depth range

 for Conchatalos vaubani Houart, 1995

350-440 m. [details]

 Depth range

 for Leptotrophon biocalae Houart, 1995

250-250 m. [details]

 Depth range

 for Leptotrophon coriolis Houart, 1995

305-410 m. [details]

 Depth range

 for Leptotrophon minispinosus Houart, 1995

255-260 m. [details]

 Depth range

 for Leptotrophon protocarinatus Houart, 1995

300-350 m. [details]

 Depth range

 for Leptotrophon turritellatus Houart, 1995

305-305 m. [details]

 Depth range

 for Leptotrophon virginiae Houart, 1995

255-255 m. [details]

 Depth range

 for Litozamia tropis Houart, 1995

110-110 m. [details]