File:Ophiuroids - Jagt plate 18.png

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English: Plate 18
All specimens from the Bonnema Colln (Rijksuniversiteit Groningen), studied and labelled by Berry and returned to Groningen. All material from Maastricht Formation, as exposed at various localities in southern Limburg (The Netherlands).
Figs. 1-2. Lateral arm plates reminiscent of Berry’s (1938) lateral arm plate N, here referred with a query to Felderophiura vanderhami Jagt, 1991 (fig. 1) and Ophiothrix? cristata Kutscher & Jagt, sp. nov.? (fig. 2), outer surface of lateral arm plates.
Fig. 3. Berry’s (1938) vertebral ossicle D (Dolichoarthra belemnica Berry, 1938), ventral view of vertebra.
Fig. 4. Berry’s (1938) vertebral ossicle A (Platyarthra jekerica Berry, 1938), here referred to as Ophiomyxa'? 'jekerica, dorsal view of vertebra.
Figs. 5-7. Berry’s (1938) vertebral ossicle C (Asteronyx valkenburgensis Berry, 1938, here assigned to Trichaster? ornatus (Rasmussen, 1950) and Trichaster? sp.; 5: dorso-distal view of vertebra, 6: proximal view of vertebra, 7: distal view of vertebra.
Fig. 8. Berry’s (1938) lateral arm plate M (Platyarthra jekerica Berry, 1938), here referred to Ophiomusium lux Jagt & Kutscher, sp. nov., outer surface of distal lateral arm plate.
Fig. 9. Berry’s (1938) ventral plate I (Ophiura kunradeca Berry, 1938), here tentatively referred to Ophiocten? yvonnae Jagt & Kutscher, sp. nov.
Scale bars equal 100 μm.
Date
Source Jagt, J.W.M. 2000. Late Cretaceous-Early Palaeogene echinoderms and the K/T boundary in the southeastNetherlands and northeast Belgium — Part 3: Ophiuroids; with a chapter on: Early Maastrichtianophiuroids from Rügen (northeast Germany) and Møn (Denmark) by M. Kutscher & J.W.M. Jagt. Scripta geologica, 121: 1-179. https://www.repository.naturalis.nl/record/219095
Author Jagt (2000)
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current11:33, 5 September 2023Thumbnail for version as of 11:33, 5 September 2023691 × 1,063 (768 KB)Christian Ferrer (talk | contribs){{Information | description = {{en|1=Plate 18 :All specimens from the Bonnema Colln (Rijksuniversiteit Groningen), studied and labelled by Berry and returned to Groningen. All material from Maastricht Formation, as exposed at various localities in southern Limburg (The Netherlands). :Figs. 1-2. Lateral arm plates reminiscent of Berry’s (1938) lateral arm plate N, here referred with a query to ''Felderophiura vanderhami'' Jagt, 1991 (fig. 1) and ''Ophiothrix''? ''cristata'' Kutscher & Jagt, s...

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