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Inoceramus turgidus
Taxonomy
Inoceramus turgidus was named by Anderson (1958). It is a 3D body fossil. Its type locality is CAS Loc. 28171 - Chico Creek [Chico Fm], which is in a Santonian marine sandstone in the Chico Formation of California.
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. comancheanus, I. conicus, I. crippsi, I. crispi, I. curvieri, I. etheridgei, I. ewaldi, I. fiegei, I. flavus, I. gusselkaensis, I. heinzi, I. incurvus, I. ipuanus, I. irenensis, 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. perplexus, I. pertenuis, I. pochialaineni, I. proximus, I. pseudoregularis, I. quadrans, I. quatsinoensis, I. reduncus, I. renngarteni, I. richensis, I. rutherfordi, I. sagensis, 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. goldfussi, I. tenuilineatum, I. crippsi, I. iburiensis, I. soukupi, I. rhomboides, I. bornholmensis, I. guerichi, I. steenstrupi
Synonymy list
| Year | Name and author |
|---|---|
| 1958 | Inoceramus turgidus Anderson p. 104 figs. Plate 61, figures 1, 2, and 17 |
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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 turgidus Anderson 1958
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. M. Anderson 1958 | Shell large and unusually thick, roundly robust; beaks elevated above hinge line, tumid, approximate ; hinge line straight ; surface marked by heavy concentric ridges, showing a tendency to form beadlike nodes on the concentric ridges. The external measurements of the holotype are as follows: length, 100 mm; height, 90 mm; breadth of both valves, 80 mm; number of concentric undulations, 10 or more. The form is unique among Inocerami of the West Coast. |
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2003, Hendy et al. 2009 | |||||
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Santonian | USA (California) | Inoceramus turgidus (type locality: 44276) | |
| Campanian | USA (Wyoming) | Inoceramus turgidus (1647) | |
| Late/Upper Campanian | USA (New Mexico) | Inoceramus turgidus (88556) | |
| Late/Upper Campanian | USA (Wyoming) | Inoceramus turgidus (1646 1649) |