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Rhizorus

Gastropoda - Opisthobranchia - Retusidae

Taxonomy
Rhizorus was named by Montfort (1810) [Sepkoski's age data: T Eo-l R]. It is extant.

It was assigned to Retusidae by Palmer and Brann (1966); and to Cephalaspida by Sepkoski (2002).

Synonymy list
YearName and author
1810Rhizorus Montfort
1966Rhizorus Palmer and Brann p. 880
2002Rhizorus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropoda
orderOpisthobranchia(Milne-Edwards 1848)
orderCephalaspideaFischer 1883
superfamilyPhilinoideaGray 1850
familyRetusidaeThiele 1925
genusRhizorusMontfort 1810

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. Rhizorus Montfort 1810
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†Rhizorus pakistanicus Eames 1952
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 07:33:17
Modified: 2009-09-10 09:33:17
Source: f = family, c = class
References: Kiessling 2004, Hendy et al. 2009

Age range: base of the Ypresian to the top of the Late/Upper Pleistocene or 56.00000 to 0.01170 Ma

Collections (43 total)


Time interval Ma Country or state Original ID and collection number
Ypresian56.0 - 47.8Belgium R. lanceolatus (77608)
Lutetian47.8 - 41.3Belgium R. lanceolatus (77611 77613)
Lutetian47.8 - 41.3USA (Alabama) R. conradianus (1435 1438) R. sp. (1442)
Lutetian47.8 - 41.3USA (Texas) R. conradianus (1452) R. loisae (1449 1450 1451) R. volutatus, R. loisae (90651)
Lutetian - Bartonian47.8 - 38.0USA (Alabama) R. minutissimus (205490)
Middle Eocene47.8 - 37.71USA (Texas) R. smithvillensis (91124)
Bartonian41.3 - 38.0Pakistan R. pakistanicus (183853)
Bartonian41.3 - 38.0USA (Mississippi) R. volutatus (90642 90706 90707 90708 90709)
Bartonian41.3 - 38.0USA (Louisiana) R. minutissimus, R. wellsi (98787)
Bartonian41.3 - 38.0USA (Texas) R. conradianus (91839) R. loisae (91119) R. minutissimus (205430 205483 205515) R. minutissimus, R. conradianus (90656) R. minutissimus, R. spp., R. wellsi, R. loisae (205433) R. minutissimus, R. wellsi, R. conradianus (205531) R. sp. (205266 205481) R. spp. (205264 205422 205485)
Bartonian41.3 - 38.0USA (Alabama) R. subradius (90600) R. volutatus (90469)
Priabonian38.0 - 33.9USA (Louisiana) R. sp. (98689)
Altonian19.0 - 15.9New Zealand R. reflexus (67897 67899)
Middle Miocene15.97 - 11.608Australia (Victoria) R. tatei (179602)
Late/Upper Miocene11.608 - 5.333Trinidad and Tobago R. sp. B (60634)
Early/Lower Pliocene5.333 - 3.6Trinidad and Tobago R. sp. A (60415)
Early/Lower Pliocene5.333 - 3.6Venezuela (Sucre) R. bruscasensis (41551)
Late/Upper Pleistocene0.129 - 0.0117Japan R. radiolus (97961)