Classification of the family Caecidae
Fm. Caecidae Gray 1850
show all | hide all
G. Bambusum Olsson and Harbison 1953
G. Caecum Fleming 1813
+
Subg. †Caecum (Defolinia) Weisbord 1962
+
†Caecum (Defolinia) flemingi Gardner and Aldrich 1919
†Caecum (Defolinia) putnamensis Mansfield 1924
†Caecum (Defolinia) virginianum Meyer 1888
†Caecum alterum Meyer 1886
†Caecum anellifer Pilsbry and Johnson 1917
†Caecum armoricum de Folin 1869
†Caecum beaufortensis Ward and Blackwelder 1987
Caecum californicum Dall 1885
†Caecum calvertense Martin 1904
†Caecum campe Pilsbry and Olsson 1941
†Caecum chipolanum Gardner 1947
Caecum cooperi Smith 1860
Caecum crebricinctum Carpenter 1864
Caecum cycloferum Folin 1867
+
Invalid names: Caecum (Bambusum) coronellum Dall 1892 [synonym], Caecum clenchi Olsson and McGinty 1958 [synonym]
Caecum glabrum Montagu 1803
†Caecum greensboroense Martin 1904
Caecum imbricatum Carpenter 1858
Caecum johnsoni Winkley 1908
†Caecum mammillatum Wood 1842
Caecum mexicanum Collins 1937
†Caecum patuxentium Martin 1904
†Caecum properegulare Mansfield 1925
Caecum quadratum Carpenter 1857
+
Invalid names: Caecum dalli Bartsch 1920 [synonym], Caecum grippi Bartsch 1920 [synonym]
Caecum ryssotitum de Folin 1867
†Caecum tomaculum Weisbord 1962
Caecum veracruzanum Collins 1937
G. Ctiloceras Watson 1886
G. Elephantanellum Barsch 1920
G. Elephantulum Carpenter 1897
G. Fartulum Carpenter 1857
+
Caecum (Fartulum) digitulum Hedley 1904
†Caecum (Fartulum) pertenuis Laws 1941
Subg. Fartulum (Fartulum) Carpenter 1857
Fartulum dextroversum Carpenter 1857
+
Invalid names: Fartulum hemphilli Bartsch 1920 [synonym], Fartulum occidentale Bartsch 1920 [synonym]
Fartulum orcutti Dall in Orcutt 1885
G. Micranellium Bartsch 1920
G. Micranellum Bartsch 1920
G. Strebloceras Carpenter 1859
+
†Strebloceras hinemoa Finlay 1931
†Strebloceras kobayashii Haga 2020
Invalid names: Ctiloceratinae Iredale and Laseron 1957 [empty], Strebloceratinae Bandel 1996 [empty]