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Didymograptus filiformis
Taxonomy
Didymograptus filiformis was named by Tullberg (1880). It is not extant.
It was recombined as Acrograptus filiformis by Toro (1993).
It was recombined as Acrograptus filiformis by Toro (1993).
Sister species lacking formal opinion data
D. acutus, D. adamantinus, D. affinis, D. asperus, D. bifidis, D. caduceus, D. clavalus, D. compressus, D. denticulatus, D. dilatans, D. eudous, D. formosus, D. geminus, D. geminus, D. gemminus, D. halli, D. indentus, D. missilis, D. mundus, D. navis, D. nicholsoni, D. nicholsoni, D. nilidus, D. pakrianus, D. perneri, D. protoindentus, D. retroflexus, D. rigoletto, D. sagitticaulis, D. serratulus, D. simulans, D. aequalis
Synonymy list
| Year | Name and author |
|---|---|
| 1880 | Didymograptus filiformis Tullberg |
| 1993 | Acrograptus filiformis Toro p. 74 figs. 3, 2-5; 4, 3-6 |
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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.
†Didymograptus filiformis Tullberg 1880
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||
Age range: Floian or 477.10000 to 471.30000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Ordovician | Argentina (Jujuy) | Acrograptus filiformis (238720 238721) | |
| Floian | Argentina (Jujuy) | Acrograptus filiformis (220286) | |
| Arenigian | Argentina (Jujuy) | Acrograptus filiformis (220282 220308 220315 220316 220318) |