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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Aristerostrophia gracilis
Taxonomy
Angularia (Aristerostrophia) gracilis was named by Broili (1907). It is a 3D body fossil. Its type locality is Pachycardientuff Fauna, Seiser Alm, which is in a Longobardian reef, buildup or bioherm limestone in the Cassian Formation of Italy.
It was recombined as Aristerostrophia gracilis by Guzhov (2004).
It was recombined as Aristerostrophia gracilis by Guzhov (2004).
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Aristerostrophia gracilis Broili 1907
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. Broili 1907 | Gehäuse turmförmig, links gewunden mit einer infrasuturalen Kante auf den mäßig gewölbten Umgängen, die voneinander durch vertiefte Nähte getrennt und stufenförmig abgesetzt sind. Windungen mit kräftigen, nach vorn leicht konkaven Querrippen (ca. 12), die an der infrasuturalen Kante sich dornartig verstärken können, und erhabenen, dicht stehenden Längskielchen verziert. Basis gewölbt. Mündung oval mit Ausguß. Anfangswindungen geneigt. |
Measurements
No measurements are available
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| Source: superf = superfamily, o = order | |||||
| Reference: Bambach et al. 2007 | |||||
Age range: Longobardian or 242.00000 to 235.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Longobardian | Italy (Trentino) | Angularia gracilis (type locality: 44953) |