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Inoceramus prefragilis stephensoni
Taxonomy
Inoceramus prefragilis stephensoni was named by Kauffman et al. (1977).
It was recombined as Inoceramus stephensoni by Wagner (2020).
It was recombined as Inoceramus stephensoni by Wagner (2020).
Sister species lacking formal opinion data
I. agdjakendensis, I. anakusensis, I. angulatus, I. angustiundulatus, I. annulatus, I. aucella, I. australis, I. balchii, I. barsliensis, I. bererensis, I. bicorrugatus, I. bojarkensis, I. borilensis, I. cadottensis, I. conicus, I. crispi, I. curvieri, I. etheridgei, I. ewaldi, I. fiegei, I. flavus, I. gusselkaensis, I. heinzi, I. incurvus, I. ipuanus, I. kapuus, I. labiatiformis, I. labiatoidiformis, I. lapparenti, I. maedae, I. mamatensis, I. marathonensis, I. matotorus, I. nodai, I. nukeus, I. obtusus, I. opetius, I. pedalionoides, I. pertenuis, I. pochialaineni, I. proximus, I. pseudoregularis, I. quadrans, I. quatsinoensis, I. reduncus, I. renngarteni, I. richensis, I. saratoviensis, I. schloenbachi, I. schoendorfi, I. spitzbergensis, I. stilley, I. stoneleyi, I. subneocomiensis, I. subpercostatus, I. sutherlandi, I. tenuis, I. tenuistriatus, I. tenuistriatus(), I. tenuiumbonatus, I. typicus, I. urius, I. vanuxemi, I. vanuxemiformis, I. volgensis, I. waltersdorfensis, I. wandereri, I. warakius, I. yokoyamai, I. zavoljiensis, I. concentrica, I. muelleri, I. goldfussi, I. tenuilineatum, I. iburiensis, I. rhomboides, I. bornholmensis, I. guerichi, I. steenstrupi
Synonymy list
| Year | Name and author |
|---|---|
| 1977 | Inoceramus prefragilis stephensoni Kauffman et al. |
| 2020 | Inoceramus stephensoni Wagner |
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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.
†Inoceramus prefragilis stephensoni Kauffman et al. 1977
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004, Kiessling 2003 | |||||
Age range: Middle Cenomanian or 99.60000 to 93.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Cenomanian | Canada (Alberta) | Inoceramus prefragilis (200670 200671) |