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THE AGLASPIDID ARTHROPOD BECKWITHIA FROM THE CAMBRIAN OF UTAH AND WISCONSIN

Abstract:

New specimens of Beckwithia typa, from the upper Middle Cambrian of Utah, show that, contrary to previous descriptions, the animal had at least 10 tergites (possibly 12) and probably a tail-spine. There is no evidence for a fused tail-plane, the one character that made Beckwithia appear anomalous with respect to other aglaspidid arthropods. It did, however, differ from most other aglaspidids in having a single series of axial spines along the trunk, but this cannot be regarded as a basis for ...

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Publication status:
Published

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Journal:
JOURNAL OF PALEONTOLOGY More from this journal
Volume:
63
Issue:
5
Pages:
636-642
Publication date:
1989-09-01
ISSN:
0022-3360
Language:
English
Pubs id:
pubs:82106
UUID:
uuid:1b03cbcc-5577-4398-8dd7-7342daf55d97
Local pid:
pubs:82106
Source identifiers:
82106
Deposit date:
2012-12-19

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