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Cylichnania

Gastropoda - Opisthobranchiata - Cylichnidae

Taxonomy
Cylichnania was named by Marwick (1931) [Sepkoski's age data: T Dani T Mi-u Sepkoski's reference number: 899].

It was assigned to Cephalaspida by Sepkoski (2002); and to Cylichnidae by Stilwell et al. (2004).

Species
C. impar
Species lacking formal opinion data
C. circumscripta, C. plana

Synonymy list
YearName and author
1931Cylichnania Marwick
2002Cylichnania Sepkoski
2004Cylichnania Stilwell et al. p. 51

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
orderOpisthobranchiata(Milne-Edwards 1848)
orderCephalaspideaFischer 1883
superfamilyPhilinoideaGray 1850
familyCylichnidaeAdams 1850
genusCylichnaniaMarwick 1931

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.

G. †Cylichnania Marwick 1931
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†Cylichnania impar Finlay and Marwick 1937
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: carnivoref
Vision: limitedc
Created: 2009-09-10 07:31:23
Modified: 2009-09-10 09:31:23
Source: f = family, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range: base of the Danian to the top of the Middle Miocene or 66.00000 to 11.63000 Ma

Collections (15 total)


Time interval Ma Country or state Original ID and collection number
Danian66.0 - 61.66Antarctica C. impar (67061)
Thanetian59.24 - 56.0Australia (Victoria) C. sp. (6266 6267)
Thanetian - Ypresian59.24 - 48.07Australia (Victoria) C. sp. (85124)
Bartonian41.03 - 37.71New Zealand C. sp. (64730 64746)
Early/Lower Oligocene33.9 - 27.3Australia (Victoria) C. aratula (71236)
Late/Upper Oligocene27.3 - 23.04New Zealand C. n. sp. (67854)
Late/Upper Oligocene27.3 - 23.04New Zealand (Central Otago) C. sp. (35126 35127)
Otaian21.7 - 18.7New Zealand (Auckland) C. plana (84915)
Altonian18.7 - 15.9New Zealand C. soror, C. enysi (67897)
Middle Miocene15.98 - 11.63New Zealand (Hawke's Bay) C. circumscripta (45181)
Waiauan13.05 - 11.04New Zealand C. sp. (63089 63090)