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Crassinella haylocki
Taxonomy
Crassinella haylocki was named by Pilsbry and Olsson (1941). It is not a trace fossil. Its type locality is Zone J - Canoa Formation, which is in a Piacenzian/Gelasian coastal sandstone/claystone in the Canoa Formation of Ecuador.
Sister species lacking formal opinion data
Crassatellites bowdenensis, Crassatellites tanicus, C. acuta, C. aduncata, C. aequalis, C. aldrichi, C. bowdeni, C. bronni, C. coxa, C. coxi, C. dupliniana, C. erichseni, C. marticensis, C. nana, C. neuseana, C. profundorum, C. pteleina, C. pygmeae, C. radiata, C. santarosaensis, C. semicostata, C. tanica, C. triquetra, C. waltoniana
Synonymy list
| Year | Name and author |
|---|---|
| 1941 | Crassinella haylocki Pilsbry and Olsson |
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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.
†Crassinella haylocki Pilsbry and Olsson 1941
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, superf = superfamily | |||||
| References: Sanchez Roig 1926, Todd 2001 | |||||
Age range: base of the Piacenzian to the top of the Gelasian or 3.60000 to 1.80000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Piacenzian - Gelasian | Ecuador (Manabi) | Crassinella haylocki (type locality: 51878) |