Rhacophyllites
Rhacophyllites is an extinct genus of cephalopods belonging to the family Discophyllitidae.[1][2] These nektonic carnivores lived during the Triassic period, from Carnian to Rhaetian age.[3]
| Rhacophyllites | |
|---|---|
 | |
| Rhacophyllites debilis from Austria, on display at Galerie de paléontologie et d'anatomie comparée in Paris | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | †Ammonoidea |
| Order: | †Ammonitida |
| Family: | †Discophyllitidae |
| Genus: | †Rhacophyllites Zittel, 1884 |
Description
Rhacophyllites can reach a maximum diameter of about 120 millimetres (4.7 in).[4] They have a discoidal, generally evolute shell. The first lateral saddle of the suture is diphyllic and adjacent lateral saddles are diphyllic or triphillic.[5]
References
- Treatise on Invertebrate Paleontology Part L Mollusca 4, Ammonoidea, 1957
- The Paleobiology Database
- Sepkoski, Jack Sepkoski's Online Genus Database – Cephalopoda
- Incredibel Science Archived 2014-05-29 at the Wayback Machine
- J. Perrin Smith THE UPPER TRIASSIC MARINE INVERTEBRATE FAUNAS OF NORTH AMERICA, pg. 100
- Siemon Wm. Muller Genotype of the Ammonite Genus Rhacophyllites Journal of Paleontology Vol. 13, No. 5 (Sep., 1939), pp. 533–537
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