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Onnia goldfussi
Taxonomy
Trinucleus goldfussii was named by Barrande (1846). It is a 3D body fossil. Its type locality is Vesela-1.5 km N1OE Beroun, which is in a Berounian transition zone/lower shoreface sandstone in the Letna Formation of Czechia.
It was recombined as Onnia goldfussi by Pribyl and Vanek (1969); it was recombined as Deanaspis goldfussii by Shaw (1995).
It was recombined as Onnia goldfussi by Pribyl and Vanek (1969); it was recombined as Deanaspis goldfussii by Shaw (1995).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1846 | Trinucleus goldfussii Barrande p. 31 |
| 1969 | Onnia goldfussi Pribyl and Vanek p. 106 |
| 1995 | Deanaspis goldfussii Shaw pp. 15 - 17 figs. 13, 14.1-14.5, 14.7, 14.8, 14.12 |
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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.
†Onnia goldfussi Barrande 1846
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. C. Shaw 1995 | Cephalic outline semicircular, maximum width (tr.) nearly twice length (sag.), genal prolongations long, about one-third length of sagittal cephalic length. Glabella high, ex- panding anteriorly; posterior end one-eighth total cephalic width, maximum width at inner fringe margin one third total cephalic width, anterior one-fourth overhangs fringe. Only S1 present as small lateral notch at about one-eighth total glabellar length. Occipital furrow present, ring shows occipital spine base and/ or spine in only a very few specimens (e.g., MCZ 2244, not figured). Genal field smoothly inflated, surface detail absent on most molds, but rarely showing deep pits and three transverse distally radiating ridges. |
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004 | |||||
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Liben - Late/Upper Llandeilo | Czechia | Onnia goldfussi (237966) | |
| Letna - Harnagian | Czechia | Onnia goldfussi (3861) | |
| Berounian | Czechia | Trinucleus goldfussii (193003) | |
| Sandbian | Czechia | Onnia goldfussi (3856) | |
| Caradoc | Spain | Onnia goldfussi (73483) |