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Benthamaspis

Trilobita - Proetida - Bathyuridae

Synonyms
Synonymy list
YearName and author
1946Benthamaspis Poulsen
1966Oculomagnus Lochman p. 541
1989Benthamaspis Boyce p. 56
1999Benthamaspis Fortey and Droser p. 189
2002Benthamaspis Sepkoski
2002Oculomagnus Sepkoski
2013Benthamaspis Fortey and Bruton

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumArtiopoda(Hou and Bergstrom)
classTrilobitaWalch 1771
orderProetidaFortey and Owens 1975
familyBathyuridaeWalcott 1886
subfamilyBathyurellinaeHupe 1953
genusBenthamaspisPoulsen 1946

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. †Benthamaspis Poulsen 1946
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Benthamaspis conica Fortey 1979
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Invalid names: Benthamaspis hintzei Boyce 1989 [synonym], Oculomagnus obreptus Lochman 1966 [synonym]
Benthamaspis diminutiva Hintze 1953
Benthamaspis gibberula Billings 1865
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Invalid names: Benthamaspis distinctus Young 1973 [synonym]
Benthamaspis mediacrista Cullison 1944
Benthamaspis onomeris Loch 2007
Benthamaspis problematica Poulsen 1946
Benthamaspis sera Fortey and Droser 1999
Benthamaspis striata Whitfield 1897
Invalid names: Oculomagnus Lochman 1966 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: low Mg calcitec
Composition 2: chitinc
Ontogeny: molting, addition of partsc
Environment: marinec
Locomotion: fast-movingc
Life habit: low-level epifaunalc
Diet: deposit feedero
Vision: well-developedf
Created: 2009-12-19 02:31:34
Modified: 2009-12-19 04:31:34
Source: f = family, o = order, c = class
References: Whittington et al. 1997, Aberhan et al. 2004, Fortey and Owens 1999

Age range: base of the Tulean to the top of the Yapeenian or 480.80000 to 467.30000 Ma

Collections (89 total)


Time interval Ma Country or state Original ID and collection number
Ibexian487.5 - 470.0USA (New York) B. striata (64618)
Tremadoc486.5 - 477.7Canada (Alberta) B. canadensis (10930 10934) B. diminutiva (10903) B. obrepta (10946)
Stairsian485.4 - 478.6Canada (Newfoundland) Parahystricurus mediacrista (196438)
Stairsian485.4 - 478.6USA (Idaho) B. sp. 1, B. sp. 2 (228283)
Jeffersonian485.4 - 470.0Canada (Newfoundland) B. conica, B. hintzei (195756) B. hintzei (195785) B. sp. (195774)
Jeffersonian485.4 - 470.0Canada (Newfoundland and Labrador) B. hintzei (106229 106236 133147)
Jeffersonian485.4 - 470.0USA (Missouri) Jeffersonia mediacrista (56505)
Jeffersonian485.4 - 470.0USA (Oklahoma) B. mediacrista (106577 106860) B. rhochmotis (106610 106611 106612 106613 106614 106617 106620 106624 106625 106734 106737 106876 106925 106926 106927 106935)
Cassinian482.3 - 470.0Canada (Newfoundland) B. conica (195757 195783) B. gibberula (195758 195782)
Cassinian482.3 - 470.0USA (Oklahoma) B. onomeris (106789 106790 106791 106794 106799 106800 106803 106825 106826)
Cassinian482.3 - 470.0Canada (Newfoundland and Labrador) B. conica (106239 106241) B. conica, B. gibberula (103540) B. gibberula (133140) B. hintzei (106238) B. sp. (69196)
Tulean480.8 - 474.9Canada (Newfoundland) B. conica (195769)
Tulean480.8 - 474.9Canada (Newfoundland and Labrador) B. gibberula (195775)
Tulean480.8 - 474.9USA (Utah) B. obrepta (104101 104102) B. sp. 3 (228284) B. sp. 6 (228306) B. sp. 7, B. sp. 8, B. sp. 9 (228309)
Tulean480.8 - 474.9USA (Idaho) B. sp. (228268) B. sp. 4 (228285) B. sp. B (228300) Trilobita undet. gen. and sp. C (103806)
Tulean - Blackhillsian480.8 - 470.0Canada (Newfoundland) B. conica (195770 195779) B. sp., B. conica, B. gibberula (196380)
Tulean - Blackhillsian480.8 - 470.0Canada (Newfoundland and Labrador) B. conica, B. gibberula (195776 196381) B. gibberula (195772 196504) B. sp. (196383) B. sp., B. conica (196503)
Arenig478.6 - 466.0USA (North Dakota) Oculomagnus sp. (429)
Arenig478.6 - 466.0Canada (Newfoundland and Labrador) B. sp. (78092 78093 78095)
Arenig478.6 - 466.0Greenland B. conica (221130)
Floian477.7 - 470.0Canada (Newfoundland) B. sp. (195746) B. sp., B. conica, B. gibberula (195748)
Blackhillsian474.9 - 470.0Canada (Alberta) B. diminutiva (10899)
Blackhillsian474.9 - 470.0Norway (Spitsbergen) B. conica, B. gibberula (189838 189839)
Blackhillsian474.9 - 470.0Canada (Newfoundland) B. sp. (195777)
Blackhillsian474.9 - 470.0USA (Utah) B. diminutiva (63846 63848) B. distinctus (69261)
Rangerian470.0 - 470.3USA (Nevada) B. sera (104653) B. sp. (104655)
Castlemainian - Yapeenian470.0 - 467.3Ireland B. diminutiva (153922)
Llanvirn468.0 - 458.4Canada (Newfoundland and Labrador) B. sp. (78097)