No. 96001646

No longer available
fossilized sea urchin with distinctive shell plates and articular tubercles - Fossilised animal - Heterodiadema libycum - 7.9 cm - 7.6 cm
Bidding closed
2 weeks ago

fossilized sea urchin with distinctive shell plates and articular tubercles - Fossilised animal - Heterodiadema libycum - 7.9 cm - 7.6 cm

Ungewöhnlicher Fund aus Sammlungsauflösung * außergewöhnlich großer Seeigel * Ø fast 8 cm SYSTEMATIK: Stamm: Stachelhäuter / Echinodermata Klasse: Seeigel / Echinoidea Gattung und Art: Heterodiadema libycum Fundgebiet: Saint Paul Section, Ägypten Erstbeschreiber: Agassiz and Desor 1846 Fossilien aus Ägypten werden wenig gehandelt BEURTEILUNG: Gut erhaltenes Gehäuse eines regulären Seeigels - mit regelmäßiger fünfzähliger Radialsymmetrie - deutlich ellipsoid abgeplattet - Ambulacralia und Interambulacralia sind sehr deutlich - die Gelenkhöcker (Warzen) sind kräftig ausgeprägt - Gehäuseplatten mit mehreren Warzen sind sichtbar GRÖSSEN: Größe: 7,9 x 7,6 x 3 cm Gewicht: 205 Gramm VERSANDGARANTIE: Bestens verpackt und versichert, als DHL Premiumpaket mit Sendungsverfolgung

No. 96001646

No longer available
fossilized sea urchin with distinctive shell plates and articular tubercles - Fossilised animal - Heterodiadema libycum - 7.9 cm - 7.6 cm

fossilized sea urchin with distinctive shell plates and articular tubercles - Fossilised animal - Heterodiadema libycum - 7.9 cm - 7.6 cm

Unusual find from collection liquidation * exceptionally large sea urchin * Ø almost 8 cm

SYSTEMATICS:
Phylum: Echinoderms / Echinodermata
Class: Sea urchins / Echinoidea
Genus and species: Heterodiadema libycum

Discovery area: Saint Paul Section, Egypt
First described by: Agassiz and Desor 1846
Fossils from Egypt are rarely traded

ASSESSMENT:
Well-preserved shell of a regular sea urchin
- with regular fivefold radial symmetry
- clearly ellipsoidally flattened
- Ambulacralia and Interambulacralia are very clear
- the articular tubercles (warts) are strongly pronounced
- Housing plates with multiple warts are visible

SIZES:
Size: 7.9 x 7.6 x 3 cm
Weight: 205 grams

SHIPPING GUARANTEE:
Perfectly packed and insured, as a DHL premium package with tracking.

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