Template:Schrammen, 1924a

• Schrammen, A. 1924. Die Kieselspongien der oberen Kreide von Nordwestdeutschland. III. und letzter Teil (In German). Monographien zur Geologie und Paläontologie. Serie 1, Heft 2: I–XVII + 1–159. Internet Archive  
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Nomenclatural acts

New names (142)

• †Cryptaxonia (ordo)
• †Acanthotriaenophora (subordo - described as "tribus")
• †Amphidiscaria (subordo - described as "tribus")
• †Dicranocladina (subordo - described as "tribus")
• †Helotriaenophora (subordo - described as "tribus")
• †Hemidiscaria (subordo - described as "tribus")
• †Ophirhabdophora (subordo - described as "tribus")
• †Acanthastrellidae
• †Acrochordoniidae
• †Alloioraphiidae
• †Amphichondriidae
• †Amphithelionidae
• †Aulosomidae
• †Chonellidae
• †Cryptodesminae
• †Cytoraceidae
• †Dactylotidae
• †Dorydermidae
• †Heterostiniidae
• †Heterothelionidae
• †Homalodorinae
• †Isoraphiniidae [p. 38]
• †Jereicidae
• †Leiochoniidae
• †Leiodorellidae
• †Lophiophoridae
• †Macandrewiidae [p. 39]
• †Oncophoridae
• †Pachinionidae
• †Pachypegmidae
• †Pachytrachelidae
• †Seliscothonidae
• †Trachynotidae
• †Verruculinidae
• †Acanthastrella
• †Acanthastrella panniculosa
• †Amphichondrium
• †Amphichondrium convolutum comb. nov.
• †Amphilectella erecta
• †Amphistomium
• †Amphistomium aequabile
• †Amphistomium spinatum
• †Astrocladia nitida
• †Astrolemma
• †Astrolemma semiglobosa
• †Atractophora armata
• †Aulosoma
• †Aulosoma bulbosa
• †Axinella cretacea
• †Cameroptychium serotinum
• †Chondriophyllum
• †Chondriophyllum astraea comb. nov.
• †Chondriophyllum plicatum comb. nov.
• †Chondriophyllum tenue comb. nov.
• †Cladodermia
• †Cladodermia gigas
• †Cladodermia morchella
• †Coelophylium
• †Coelophylium marginatum
• †Cryptodesma
• †Cryptodesma globosa comb. nov.
• †Cryptothelion
• †Cryptothelion geminum
• †Farreopsis
• †Farreopsis diffusa
• †Gelasinophorus
• †Gelasinophorus reitemeyeri
• †Gigantodesma
• †Gigantodesma aurita comb. nov.
• †Heterostinia lobata
• †Heterothelion
• †Heterothelion heimburgense
• †Leiohyphe
• †Leiohyphe solitaria
• †Leiophyllum
• †Leiophyllum panniculosum
• †Loboptychium
• †Loboptychium concavum
• †Lophiophora
• †Lophiophora incrustans
• †Lophiophora sulcata
• †Mastophorus
• †Mastophorus arboreus
• †Microdendron confluens
• †Oncophora
• †Oncophora maeandrina
• †Orthodiscus
• †Orthodiscus fragilis
• †Ortmannia
• †Ortmannia colligens
• †Pachypegma
• †Pachypegma macrostoma
• †Pachysalax sinuosa
• †Pachyselis
• †Pachyselis auriformis comb. nov.
• †Paraspelaeum
• †Paraspelaeum obductum
• †Phyllodermia
• †Phyllodermia secata
• †Phyllodermia spinosa
• †Phymatella bullata
• †Plinthosella gleba
• †Polyproctus
• †Polyproctus tuberosus
• †Polyrhipidium
• †Polyrhipidium cristagalli
• †Procaliapsis gemina
• †Procaliapsis subglobosa
• †Pseudoscytalia
• †Pseudoscytalia fastigiata comb. nov.
• †Pseudoscytalia terebrata comb. nov.
• †Pycnogaster
• †Pycnogaster texturatus
• †Rhabdotum
• †Rhabdotum columna
• †Seliscothon verrucosum
• †Sporadothelion
• †Sporadothelion dissipatum
• †Stelidium
• †Stelidium vermiculare
• †Thecosiphonia excavata
• †Trachynotus
• †Trachynotus auriculus
• †Ventriculites successor
• names deemed to be subspecific under ICZN Article 45.6.4:
• †Chenendopora fungiformis var. angustata
• †Cryptothelion geminum var. auriformis
• †Cryptothelion geminum var. poculum
• †Cytoracea costata var. alata
• †Cytoracea nidulifera var. gleba
• †Heterothelion angulatum var. lobata
• †Heterothelion cupula var. impressa
• †Homalodora tuberosa var. capitata
• †Jereica polystoma var. tuberculosa
• †Jereica punctata var. turbo
• †Lepidospongia fragilis var. tenuistriata
• †Pachinion familiare var. confluens
• †Phyliodermia antiqua var. secata
• †Rhagadinia rimosa var. elongata
• †Seliscothon planum var. pustulosa
• †Siphonia incrassata var. coronata
• †Sporadothelion dissipatum var. angustata
• †Verruculina aurita var. rudis