PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Caecum crebricinctum (many-named caecum)

Gastropoda - Caecidae

Taxonomy

Caecum crebricinctum was named by Carpenter (1864). It is extant.

It was recombined as Micranellum crebricinctum by Woodring and Bramlette (1950); it was recombined as Caecum (Micranellum) crebricinctum by Valentine (1958).

Sister species lacking formal opinion data

C. achironum, C. antillarum, C. benhami, C. bensoni, C. berberense, C. chilense, C. cinctum, C. cornellum, C. crassum, C. deccusatum, C. fibratum, C. floridanum, C. floridanum, C. glimmerodense, C. ibex, C. insularum, C. korytnicense, C. larieyense, C. mammilatum, C. marense, C. pararegulare, C. parryensis, C. pulchellum, C. solitarium, C. stevensoni, C. strigosum, C. suave, C. tenuicostulatum, C. tortile, C. trachea, C. vertebrale, C. heladum, C. cinctum, C. floridanum, C. marense, C. puntagordanum, C. tortile, C. venezuelanum, C. texanum, C. carpenteri

Synonymy list

Year	Name and author
1864	Caecum crebricinctum Carpenter p. 655
1950	Micranellum crebricinctum Woodring and Bramlette p. 48
1958	Caecum (Micranellum) crebricinctum Valentine
2021	Caecum crebricinctum Hendy

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Gastropoda

Rank	Name	Author
subclass	Caenogastropoda	(Cox 1959)
—	Sorbeoconcha	(Ponder and Lindberg 1997)
—	Hypsogastropoda	(Ponder and Lindberg 1997)
superfamily	Truncatelloidea	Gray 1840
family	Caecidae	Gray 1850
genus	Caecum	Fleming 1813
species	crebricinctum	Carpenter 1864

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Caecum crebricinctum Carpenter 1864 [many-named caecum]

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Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragonitec

Locomotion:

actively mobilef

Life habit:

epifaunalf

Diet:

grazerf

Vision:

limitedc

Created:

2009-09-10 07:54:52

Modified:

2009-09-10 09:54:52

Source: f = family, c = class

References: Kiessling 2004, Hendy et al. 2009

Age range: base of the Gelasian to the top of the Late/Upper Pleistocene or 2.58000 to 0.01170 Ma

Collections (23 total)

Time interval	Ma	Country or state	Original ID and collection number
Gelasian	2.58 - 1.8	USA (California)	Micranellum crebricinctum (189768)
Early/Lower Pleistocene - Late/Upper Pleistocene	2.58 - 0.0117	USA (California)	Micranellum crebricinctum (223075)
Pleistocene	2.58 - 0.0117	USA (California)	Micranellum crebricinctum (201624 237610)
Middle Pleistocene	0.774 - 0.129	USA (California)	Caecum crebricinctum (202492 203113) Caecum crebricinctum, Caecum magnum (222663 222664) Micranellum crebricinctum (138723 203095 203114 223329 223525)
Late/Upper Pleistocene	0.129 - 0.0117	USA (California)	Caecum crebricinctum (222660 222661) Micranellum crebricinctum (59063 96566 96589 160361 219029 219030 240650 240651)