Species under Caecum
n= 94
Species name Common name Distribution Max. Length (cm)
Caecum abreviatum
Folin, 1870
Western Atlantic 0.2
Caecum achirona
(Folin, 1867)
Western Atlantic 0.4
Caecum amedroglyptum
Rehder, 1980
Southeast Pacific 0.17
Caecum antillarum
Carpenter, 1858
Antillean Caecum Western Atlantic 0.3
Caecum armoricum
de Folin, 1869
Mediterranean Sea
Caecum attenuatum
de Folin, 1880
Western and Eastern Central Pacific
Caecum auriculatum
de Folin, 1868
Mediterranean Sea
Caecum bicinctum
Folin, 1870
Western Atlantic 0.18
Caecum bimamillatum
Folin, 1867
Western Atlantic 0.16
Caecum bipartitum
de Folin, 1870
Bipartite Caecum Western Central Atlantic 0.2
Caecum brasilicum
Folin, 1874
Western Atlantic 0.4
Caecum breve
de Folin, 1867
Western Atlantic 0.12
Caecum californicum
Dall, 1885
California Caecum East Pacific
Caecum carolinianum
Dall, 1892
Carolina Caecum Eastern Central Pacific and Western Central Atlantic 0.475
Caecum caverna
Moolenbeek, Faber & Iliffe, 1989
Western Atlantic 0.28
Caecum chilense
Stuardo, 1962
Southeast Pacific 0.2
Caecum cinctum
Olsson & Harbison, 1953
Western Central Atlantic 0.28
Caecum circumvolutum
de Folin, 1867
Western Atlantic 0.18
Caecum clarkii
Carpenter, 1859
Mediterranean Sea
Caecum clava
de Folin, 1867
Club Caecum Western Central Atlantic 0.36
Caecum condylum
Moore, 1969
Bone Caecum Western Central Atlantic 0.336
Caecum cooperi
Smith, 1860
Cooper's Atlantic Caecum Eastern Central Pacific and Western Central Atlantic 0.61
Caecum cornucopiae
(Carpenter, 1858)
Horn-of-plenty Caecum North America 0.2
Caecum costulatum
Folin, 1870
Western Atlantic
Caecum crebricinctum
Carpenter, 1864
Many-named Caecum East Pacific
Caecum crispum
Verrill & Bush, 1900
Western Atlantic 0.21
Caecum cycloferum
de Folin, 1867
Fatlip Caecum Western Atlantic 0.6
Caecum debile
Verrill & Bush, 1900
Western Atlantic 0.24
Caecum delicatulum
Verrill & Bush, 1900
Western Atlantic 0.3
Caecum directum
Vannozzi, 2019
Western Central Pacific
Caecum donmoorei
Mitchell-Tapping, 1979
Western Atlantic 0.14
Caecum eliezeri
Absalao, 1997
Western Atlantic 0.28
Caecum elongatum
Folin, 1874
Western Atlantic
Caecum exile
de Folin, 1880
Eastern Central Pacific
Caecum floridanum
Stimpson, 1851
Florida Caecum Western Central Atlantic 0.56
Caecum frugi
Vannozzi, 2019
Western Central Pacific
Caecum gibbesii
Kurtz, 1860
Western Atlantic
Caecum glabriforme
Carpenter, 1857
Eastern Central Pacific
Caecum glabrum
Montagu, 1803
Northeast Atlantic and the Mediterranean Sea
Caecum granulatum
Vannozzi, 2019
Western Central Pacific
Caecum gulosum
Hedley, 1899
Western and Eastern Central Pacific
Caecum gurgulio
Carpenter, 1858
Windpipe Caecum North America 0.2
Caecum heladum
Olsson & Harbison, 1953
Fine-line Caecum Western Central Atlantic
Caecum hemisphericum
Folin, 1867
Western Atlantic
Caecum imbricatum
Carpenter, 1858
Imbricate Caecum Western Atlantic 0.31
Caecum infimum
Folin, 1867
Western Atlantic 0.12
Caecum insularum
Moore, 1969
Western Atlantic 0.34
Caecum johnsoni
Winkley, 1908
Johnson's Caecum Eastern Central Pacific and Western Atlantic 0.45
Caecum jonatani
Espinosa, Ortea & Fernández-Garcés, 2007
Western Atlantic 0.31
Caecum jucundum
Folin, 1867
Western Atlantic 0.32
Caecum leve
Folin, 1870
Western Atlantic
Caecum limpidum
Folin, 1874
Western Atlantic 0.2
Caecum lineicinctum
de Folin, 1880
Western Central Atlantic 0.325
Caecum maori
Pizzini & Raines, 2006
Southwest Pacific
Caecum massambabense
Absalao, 1994
Western Atlantic 0.7
Caecum multicostatum
Folin, 1867
Western Atlantic 0.24
Caecum nasutum
Vannozzi, 2019
Western Central Pacific
Caecum neocaledonicum
de Folin, 1868
Eastern Central Pacific
Caecum neoguineanum
Vannozzi, 2019
Western Central Pacific
Caecum nofronii
Vannozzi, 2019
Western Central Pacific
Caecum oahuense
Pilsbry, 1921
Eastern Central Pacific
Caecum occidentale
(Bartsch, 1920)
Western Caecum East Pacific
Caecum planum
Folin, 1874
Western Atlantic 0.2
Caecum plicatum
Carpenter, 1858
Plicate Caecum Western Atlantic 0.4
Caecum pulchellum
Stimpson, 1851
Beautiful Caecum Eastern Central Pacific and Western Atlantic 0.45
Caecum rapanuiense
Raines & Pizzini, 2005
Southeast Pacific
Caecum regulare
Carpenter, 1858
Western Central Atlantic 0.25
Caecum rijgersmai
Jong & Coomans, 1988
Western Atlantic 0.25
Caecum rostratum
de Folin, 1881
Eastern Central Pacific
Caecum ryssotitum
de Folin, 1867
Minute Caecum Western Atlantic 0.23
Caecum sepimentum
de Folin, 1868
Eastern Central Pacific
Caecum someri
(Folin, 1867)
Western Atlantic 0.26
Caecum striatum
Folin, 1868
Western Atlantic 0.2
Caecum strictum
Folin, 1871
Western Atlantic 0.2
Caecum strigosum
de Folin, 1868
Western Atlantic 0.21
Caecum subannulatum
de Folin, 1870
Mediterranean Sea
Caecum subornatum
Folin, 1874
Western Atlantic 0.24
Caecum subvolutum
de Folin, 1874
Western Central Atlantic 0.36
Caecum taeniatum
Folin, 1869
Western Atlantic
Caecum tenue
Verrill & Bush, 1900
Western Atlantic 0.16
Caecum tenuicostatum
Folin, 1881
Western Atlantic 0.35
Caecum textile
de Folin, 1867
Textile Caecum Western Central Atlantic 0.22
Caecum tinctum
Folin, 1869
Western Atlantic
Caecum tornatum
Verrill & Bush, 1900
Western Atlantic 0.33
Caecum torquetum
Folin, 1867
Western Atlantic 0.25
Caecum tortile
Dall, 1892
Twisted Caecum North America 0.612
Caecum trachea
(Montagu, 1803)
Mediterranean Sea
Caecum troglodyta
Moolenbeek, Faber & Iliffe, 1989
Western Atlantic 0.28
Caecum variegatum
de Folin, 1867
Northwest Pacific
Caecum venosum
Folin, 1867
Western Atlantic 0.13
Caecum vertebrale
Hedley, 1899
Western and Eastern Central Pacific
Caecum vestitum
de Folin, 1868
Vera cruz Caecum Western Central Atlantic
Caecum zaagmani
Jong & Coomans, 1988
Western Atlantic 0.18
Caecum zonulatum
Folin, 1869
Western Atlantic
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