liik
Ctenoceras sweeti Kröger et Isakar, 2006
Taksoni kirjeldused
Kröger & Isakar, 2006
Diagnosis. Ctenoceras with compressed shell. Irregular, widely spaced annulations, with one to two annulations at a length equal to the diameter of the conch, each ridge of the annulations between two subsequent suture lines. Apical angle about 1°. Siphuncular diameter 1/6th of shell diameter
Tüüpeksemplari andmed
Sünonüümika
2006 Ctenoceras sweeti n. sp. — Kröger & Isakar , lk. 147, joon. 7M,N; 10F,G
Valik taksonit käsitlevast teaduskirjandusest
Kröger, B., Isakar, M. 2006. Revision of annulated orthoceridan cephalopods of the Baltoscandic Ordovician. Fossil Record 9, 1, 137-163. DOI:10.1002/mmng.200600005
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Klassifikatsioon
organismirühm | Biota |
riik | Animalia |
hõimkond | Mollusca |
klass | Cephalopoda |
alamklass | Orthoceratia |
selts | Orthocerida |
alamselts | Orthoceratina |
sugukond | Orthoceratidae |
alamsugukond | Orthoceratinae |
perekond | Ctenoceras |
liik | schmidti |
sweeti |
See also
Levik kirjandusandmetel
- Kröger & Isakar, 2006 Osmussaar 1 Lasnamäe lade
- Kröger & Isakar, 2006 Väike-Pakri Lasnamäe lade