Amphorella gracilis Jörgensen, 1924 accepted as Steenstrupiella gracilis (Jörgensen, 1924) Kofoid & Campbell, 1929 (original description)
Amphorella intumescens Jörgensen, 1924 accepted as Steenstrupiella intumescens (Jörgensen, 1924) Kofoid & Campbell, 1929 (original description)
Amphorella laackmanni Jørgensen, 1924 accepted as Amphorides laackmanni (Jörgensen) Strand, 1928 (original description)
Amphorella pachytoecus Jörgensen, 1924 accepted as Dadayiella pachytoecus (Jörgensen, 1924) (original description)
Amphorella pyramidata Jörgensen, 1924 accepted as Canthariella pyramidata (Jörgensen, 1924) Kofoid & Campbell, 1929 (original description)
Amphorella quadrilineata var. brandti Jörgensen, 1924 accepted as Amphorides brandti Jörgensen, 1924 (original description)
Amphorella quadrilineata var. minor Jörgensen, 1924 accepted as Amphorides minor Jörgensen, 1924 (original description)
Amphorella tetragona Jörgensen, 1924 accepted as Amphorellopsis tetragona (Jörgensen, 1924) Kofoid & Campbell, 1929 (original description)
Amphorella tetragona Jörgensen, 1924 accepted as Amphorellopsis tetragona (Jörgensen, 1924) Kofoid & Campbell, 1929 (original description)
Amphorella trachelium Jörgensen, 1924 accepted as Ormosella trachelium (Jörgensen) Kofoid & Campbell, 1929 (original description)
Amphorella urceolata Jörgensen, 1924 accepted as Ascampbelliella acuta (Kofoid & Campbell, 1929) (original description)
Ascampbelliella acuta (Kofoid & Campbell, 1929) (basis of record)
Ascampbelliella tortulata (Jörgensen, 1924) Kofoid & Campbell, 1929 (basis of record)
Climacocylis Jörgensen, 1924 (original description)
Codonella Haeckel, 1873 (additional source)
Codonella acerca Jörgensen, 1924 (original description)
Codonellopsis Jörgensen, 1924 (original description)
Codonellopsis lagenula (Claparéde & Lachmann, 1858) Jörgensen, 1924 (new combination reference)
Codonellopsis lusitanica Jörgensen, 1924 (original description)
Codonellopsis morchella (Cleve) Jörgensen, 1924 (new combination reference)
Codonellopsis orthoceras (Haeckel, 1873) Jörgensen, 1924 (new combination reference)
Craterella torulata Jörgensen, 1924 accepted as Ascampbelliella tortulata (Jörgensen, 1924) Kofoid & Campbell, 1929 (original description)
Cyttarocylis cymatica accepted as Xystonellopsis cymatica (Brandt, 1906) Jörgensen, 1924 (new combination reference)
Dictyocysta elegans var. speciosa Jörgensen, 1924 accepted as Dictyocysta speciosa Jörgensen, 1924 (original description)
Dictyocysta entzi Jörgensen, 1924 (original description)
Dictyocysta mitra f. obtusa Jörgsensen, 1924 accepted as Dictyocysta obtusa Kofoid & Campbell, 1929 accepted as Dictyocysta mitra Haeckel, 1873 (original description)
Dictyocysta mitra var. minor Jörgensen, 1924 accepted as Dictyocysta minor Jörgensen, 1924 (original description)
Epiplocylis Jörgensen, 1924 (original description)
Epiplocylis blanda Kofoid & Campbell, 1929 (new combination reference)
Epiplocylis nervosa Jörgensen, 1924 accepted as Epicancella nervosa (Cleve, 1900) Kofoid & Campbell, 1939 (new combination reference)
Epiplocylis undella (Ostenfeld & Schmidt) Jörgensen, 1924 (new combination reference)
Eutintinnus fraknoii f. elongata Jörgensen, 1924 accepted as Eutintinnus elongatus (Jörgensen, 1924) Kofoid & Campbell, 1939 (original description)
Eutintinnus latus (Jörgensen, 1924) Kofoid & Campbell, 1939 (original description)
Favella Jörgensen, 1924 (original description)
Favella aciculifera Jörgensen, 1924 (original description)
Favella adriatica (Imhof, 1886) emended Jørgensen, 1924 (new combination reference)
Favella azorica (Cleve, 1899) Jörgensen, 1924 (new combination reference)
Favella azorica var. campanula Jörgensen, 1924 accepted as Favella campanula (Schmidt, 1902) Jörgensen, 1924 (original description)
Favella azorica var. composita Jörgensen, 1924 accepted as Favella composita Jörgensen, 1924 (original description)
Favella ehrenbergii (Claparède & Lachmann, 1858) Jörgensen, 1924 (new combination reference)
Favella ehrenbergii var. helgolandica Jörgsensen, 1924 accepted as Favella helgolandica (Brandt, 1906) Jörgensen, 1924 (new combination reference)
Favella fistulicauda Jörgensen, 1924 (original description)
Favella helgolandica (Brandt, 1906) Jörgensen, 1924 (new combination reference)
Favella markusovszkyi (Daday, 1887) Jörgensen, 1924 (new combination reference)
Favella thori Kofoid & Campbell, 1939 (original description)
Helicostomella Jörgensen, 1924 (original description)
Metacylis Jörgensen, 1924 (original description)
Metacylis mediterranea (Mereschkowsky, 1881) Jörgensen, 1924 (new combination reference)
Metacylis mediterranea var. pontica Jörgensen, 1924 accepted as Metacylis mereschkowskii Kofoid & Campbell, 1929 (original description)
Parundella Jörgensen, 1924 emended Kofoid & Campbell, 1926 (original description)
Parundella longa Joergensen, 1924 (original description)
Parundella messinensis (Brandt, 1906) (basis of record)
Petalotricha ampulla var. major Jörgensen, 1924 accepted as Cyttarocylis ampulla f. major (original description)
Proplectella fastigata Jörgensen, 1924 (original description)
Proplectella pentagona (Jörgensen, 1924) (original description)
Rhabdonella elegans Jörgensen, 1924 (original description)
Rhabdonella spiralis (Fol, 1881) (additional source)
Rhabdonella spiralis var. elongata Jörgensen, 1924 (original description)
Rhabdonella spiralis var. elongata f. hydria Jörgensen, 1924 accepted as Rhabdonella hydria Jörgensen, 1924 (original description)
Salpingella Jörgensen, 1924 (original description)
Salpingella decurtata Jörgensen, 1924 (original description)
Stenosemella Jörgensen (original description)
Stenosemella ventricosa (Claparède & Lachmann, 1858) Jörgensen, 1924 (additional source)
Tintinnus elegans Jörgensen, 1924 accepted as Eutintinnus elegans (Jörgensen) Kofoid & Campbell, 1939 (original description)
Tintinnus elongatus (Jörgensen, 1924) Kofoid & Campbell, 1929 accepted as Eutintinnus elongatus (Jörgensen, 1924) Kofoid & Campbell, 1939 (original description)
Tintinnus fraknoii f. elongata accepted as Eutintinnus elongatus (Jörgensen, 1924) Kofoid & Campbell, 1939 (original description)
Tintinnus fraknoii f. elongata Jörgensen, 1924 accepted as Eutintinnus elongatus (Jörgensen, 1924) Kofoid & Campbell, 1939 (original description)
Tintinnus fraknoii var. latus Jörgensen, 1924 accepted as Eutintinnus latus (Jörgensen, 1924) Kofoid & Campbell, 1939 (original description)
Tintinnus fraknoii var. macilentus Jörgensen, 1924 accepted as Eutintinnus macilentus (Jörgensen) Kofoid & Campbell (original description)
Tintinnus lususundae var. elegans Jörgensen, 1924 accepted as Eutintinnus elegans (Jörgensen) Kofoid & Campbell, 1939 (original description)
Undella aculeata Jörgensen, 1924 accepted as Parundella aculeata (Jörgensen, 1924) (original description)
Undella claparedei f. ovata Jörgensen, 1924 accepted as Proplectella ovata (Jörgensen, 1924) (original description)
Undella claparedei var. angustior Jörgensen, 1924 accepted as Proplectella angustior (Jörgensen, 1924) (original description)
Undella clevei Jörgensen, 1924 (original description)
Undella hyalina Daday, 1887 (basis of record)
Undella hyalina f. attenuata accepted as Undella attenuata Jörgensen, 1924 (original description)
Undella lohmanni Jörgensen, 1924 accepted as Parundella lohmanni (Joergensen, 1924) Kofoid & Campbell, 1929 (original description)
Undella marsupialis f. subangulata Jörgensen, 1924 accepted as Undellopsis subangulata (Jörgensen) Kofoid & Campbell (original description)
Undella subacuta f. acuta accepted as Proplectella acuta (Jörgensen, 1924) (original description)
Undella subacuta var. pentagona Jörgensen, 1924 accepted as Proplectella pentagona (Jörgensen, 1924) (original description)
Undella subacuta var. subcaudata Jörgensen, 1924 accepted as Proplectella subcaudata (Jörgensen, 1924) (original description)
Xystonella lohmanni (Brandt) Kofoid & Campbell, 1929 (original description)
Xystonella longicauda var. clavata Jörgensen, 1924 accepted as Xystonella clavata Jörgensen, 1924 (original description)
Xystonella treforti (Daday, 1887) (basis of record)
Xystonellopsis Jörgensen, 1924 (basis of record)
Xystonellopsis Jörgensen, 1924 (original description)
Xystonellopsis brandti (Laackmann) Jörgensen, 1924 (basis of record)
Xystonellopsis paradoxa (Cleve, 1899) Jörgensen, 1924 (additional source)
Xystonellopsis scyphium Jörgensen, 1924 (original description)

East Mediterranean for Steenstrupiella intumescens (Jörgensen, 1924) Kofoid & Campbell, 1929 
Libyan part of the Mediterranean Sea - Eastern Basin for Steenstrupiella intumescens (Jörgensen, 1924) Kofoid & Campbell, 1929 
Mediterranean Sea for Canthariella pyramidata (Jörgensen, 1924) Kofoid & Campbell, 1929  (origin: native)
Mediterranean Sea for Codonellopsis orthoceras (Haeckel, 1873) Jörgensen, 1924 
Mediterranean Sea for Dictyocysta muelleri (Imhof) Jörgensen, 1924 
Mediterranean Sea for Eutintinnus elongatus (Jörgensen, 1924) Kofoid & Campbell, 1939 
Mediterranean Sea for Parundella aculeata (Jörgensen, 1924) 
Mediterranean Sea for Parundella longa Joergensen, 1924 
Mediterranean Sea for Parundella messinensis (Brandt, 1906) 
Mediterranean Sea for Undella clevei Jörgensen, 1924 
Mediterranean Sea for Xystonella lanceolata (Brandt, 1906) Brandt, 1909 
Mediterranean Sea for Xystonella treforti (Daday, 1887) 
Mediterranean Sea for Xystonella treforti (Daday, 1887) 
Mediterranean Sea for Xystonellopsis brandti (Laackmann) Jörgensen, 1924 

 Introduced species remark

 for Eutintinnus lusus-undae (Entz, 1885)

The species was found in the Sea of Marmara in samples from the 1908-1910 Thor Expedition (Jörgensen 1924). Its ... [details]