Opinions from R. Howse 1848
- 'Acrolepis sedgwicki is corrected as Acrolepis sedgwickii and belongs to Acrolepis'
- 'Allorisma elegans is recombined as Sanguinolites elegans'
- 'Arca costata is recombined as Myoconcha costata'
- 'Arca kingiana belongs to Arca'
- 'Arca loftusiana belongs to Arca'
- 'Arca tumida belongs to Arca'
- 'Atrypa pectinifera [misspelled as Atrypa pectenifera] belongs to Atrypa'
- 'Avicula antiqua belongs to Avicula'
- 'Avicula gryphaeoides is recombined as Monotis gryphaeoides'
- 'Avicula inflata belongs to Avicula'
- 'Axinus (Schizodus) truncatus is recombined as Axinus truncatus'
- 'Axinus obscurus belongs to Axinus'
- 'Calyptraea antiqua belongs to Calyptraea'
- 'Caryophillia quadrifida belongs to Caryophillia'
- 'Caryophyllia [misspelled as Caryophillia] belongs to Cnidaria'
- 'Caryophyllia quadrifida belongs to Caryophyllia'
- 'Coelacanthus granulatus belongs to Coelacanthus'
- 'Discites pusillus is recombined as Pecten pusillus'
- 'Edmondia elongata belongs to Edmondia'
- 'Fenestella ramosa belongs to Fenestella' according to King 1844
- 'Fenestella ramosa belongs to Fenestella'
- 'Gorgonia antiqua belongs to Gorgonia' according to Goldfuss 1828
- 'Gorgonia antiqua is recombined as Fenestella antiqua'
- 'Keratophytes anceps is recombined as Fenestella anceps'
- 'Keratophytes retiformis is recombined as Fenestella retiformis'
- 'Leda vinti [misspelled as Leda vintii] belongs to Leda'
- 'Littorina tunstallensis belongs to Littorina'
- 'Macrocheilus symmetricus is recombined as Eulima symmetrica'
- 'Modiola acuminata is recombined as Mytilus acuminatus'
- 'Mytilus squamosus belongs to Mytilus'
- 'Mytulites keratophagus is recombined as Avicula keratophaga'
- 'Natica minima is recombined as Littorina minima'
- 'Nautilus freieslebeni belongs to Nautilus'
- 'Palaeoniscum macropthalmus is recombined as Palaeoniscus macropthalmus'
- 'Palaeoniscus comtus belongs to Palaeoniscus'
- 'Palaeoniscus glaphyrus belongs to Palaeoniscus'
- 'Palaeoniscus longissimus belongs to Palaeoniscus'
- 'Palaeothrissum elegans is recombined as Palaeoniscus elegans'
- 'Platysomus macrurus belongs to Platysomus'
- 'Platysomus parvus belongs to Platysomus'
- 'Platysomus striatus belongs to Platysomus'
- 'Pleurophorus modioliformis is recombined as Myoconcha modioliformis'
- 'Pleurotomaria nodulosa belongs to Pleurotomaria'
- 'Pleurotomaria sedgwickii belongs to Pleurotomaria'
- 'Productus asperrimus belongs to Productus'
- 'Productus horridus belongs to Productus'
- 'Productus latirostratus belongs to Productus'
- 'Pygopterus mandibularis belongs to Pygopterus'
- 'Retepora flustracea is recombined as Fenestella flustracea'
- 'Retepora lonsdalii belongs to Retepora'
- 'Retepora virgulacea is recombined as Fenestella virgulacea'
- 'Serpula minutissima belongs to Serpula'
- 'Serpula omphalotes belongs to Serpula' according to Goldfuss 1836
- 'Serpula omphalotes is recombined as Spirorbis omphalotes'
- 'Solemya [misspelled as Solenimya] belongs to Solenomyidae'
- 'Solenimya abnormis belongs to Solenimya'
- 'Solenimya normalis belongs to Solenimya'
- 'Spirifer multiplicatus belongs to Spirifer'
- 'Spirifer undulatus belongs to Spirifer'
- 'Spirorbis globosus belongs to Spirorbis' according to M'Coy 1844
- 'Strophalosia morrisiana is recombined as Productus morrisianus'
- 'Tellina dunelmensis belongs to Tellina'
- 'Terebratula corymbosa belongs to Terebratula'
- 'Terebratula humbletonensis belongs to Terebratula'
- 'Terebratula schlotheimii belongs to Terebratula'
- 'Terebratulites cristatus is recombined as Spirifer cristatus'
- 'Terebratulites elongatus is recombined as Terebratula elongata'
- 'Terebratulites pelargonatus is recombined as Orthis pelargonata'
- 'Turbo mancuniensis is recombined as Littorina mancuniensis'
- 'Turritella phillipsii belongs to Turritella'
- 'Turritella tunstallensis belongs to Turritella'