Clymene palermitana Grube, 1840 accepted as Euclymene palermitana (Grube, 1840) (original description)
Diopatra baeri Grube, 1840 accepted as Diopatra neapolitana Delle Chiaje, 1841 (original description)
Diopatra simplex Grube, 1840 accepted as Onuphis eremita Audouin & Milne Edwards, 1833 (original description)
Eunice siciliensis Grube, 1840 accepted as Palola siciliensis (Grube, 1840) (original description)
Lumbriconereis Grube, 1840 accepted as Lumbrineris Blainville, 1828 (original description)
Lumbriconereis nardonis Grube, 1840 accepted as Lumbrineris latreilli Audouin & Milne Edwards, 1833 (original description)
Lumbriconereis quadristriata Grube, 1840 accepted as Arabella iricolor (Montagu, 1804) (original description)
Lumbriconereis unicornis Grube, 1840 accepted as Nematonereis unicornis (Grube, 1840) accepted as Lysidice unicornis (Grube, 1840) (original description)
Nephthys neapolitana Grube, 1840 accepted as Nephtys hombergii Savigny in Lamarck, 1818 (original description)
Nereis costae Grube, 1840 accepted as Ceratonereis costae (Grube, 1840) represented as Ceratonereis (Composetia) costae (Grube, 1840) (original description)
Nereis cultrifera Grube, 1840 accepted as Perinereis cultrifera (Grube, 1840) (original description)
Nereis imbecillis Grube, 1840 (original description)
Phyllodoce rathkii Grube, 1840 accepted as Nereiphylla paretti Blainville, 1828 (original description)
Polynoe elegans Grube, 1840 accepted as Lepidasthenia elegans (Grube, 1840) (original description)
Polynoe extenuata Grube, 1840 accepted as Harmothoe extenuata (Grube, 1840) (original description)
Polynoe fasciculosa Grube, 1840 (original description)
Polynoe maculata Grube, 1840 (original description)
Polynoe plumosa Grube, 1840 accepted as Harmothoe extenuata (Grube, 1840) (original description)
Sabella gracilis Grube, 1840 (original description)
Sabella latisetosa Grube, 1840 (original description)
Serpula intricata non Linnaeus, 1758, sensu Grube, 1840 accepted as Salmacina incrustans Claparède, 1870 (basis of record)
Serpula latisetosa Grube, 1840 accepted as Sabella latisetosa Grube, 1840 (basis of record)
Siphonostoma papillosum Grube, 1840 (original description)
Siphonostomum [auct. lapsus] accepted as Siphonostoma Otto, 1821 accepted as Flabelligera Sars, 1829 (basis of record)
Syllis gracilis Grube, 1840 (original description)
Syllis vittata Grube, 1840 (original description)

Gulf of Naples (Italy) for Syllis gracilis Grube, 1840 

Syntype MPW No. 306, geounit Naples, identified as Nereis costae Grube, 1840
Syntype MPW No. 307, geounit Naples, identified as Nereis cultrifera Grube, 1840
Syntype MPW No. 395, geounit Mediterranean Sea, identified as Syllis gracilis Grube, 1840

 Etymology

 for Syllis gracilis Grube, 1840

The specific epithet gracilis is a Latin word meaning 'slender' or 'slim', and refers to the body shape of the species.  [details]

 Nomenclature

 for Lumbriconereis Grube, 1840

As Lumbriconereis is a mistaken junior spelling variant, not an intentional new genus, taxon authors names should ... [details]

 Spelling

 for Siphonostomum [auct. lapsus]

Grube named Siphonostomum papillosum and in the process 'corrected' Otto's Siphonostoma to Siphonostomum, for ... [details]

 Type locality

 for Lumbriconereis unicornis Grube, 1840

Not stated explicitly, but by inference the Mediterranean-Adriatic. [details]

 Type locality

 for Syllis gracilis Grube, 1840

Gulf of Naples, Mediterranean Sea. The type locality of Syllis gracilis is many times considered as being the ... [details]