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Eokochaspis cabinensis
Taxonomy
Eokochaspis cabinensis was named by Sundberg and McCollum (2003). Its type specimen is USNM 510030, a cephalon/head (nearly complete cranidium), and it is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2003 | Eokochaspis cabinensis Sundberg and McCollum p. 351 figs. Figure 16.1-16.12 |
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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.
†Eokochaspis cabinensis Sundberg and McCollum 2003
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. A. Sundberg and L.B. McCollum 2003 | Cranidium slightly convex; anterior margin mod- erately narrow (67 ± 12 percent cranidial width); preglabellar area short (30 ± 5 percent frontal area length); anterior border slightly convex, furrow without inbending, medial swelling ab- sent; anterior branches of facial suture relatively short; glabellar length 70 ± 2 percent cranidial length, convexity low, lateral glabellar furrows moderately defined; axial furrows straight; oc- cipital node absent; ocular ridge moderately defined; posterior area of fixigena sharply terminated, directed slightly posteriorly; posterior border convex. Librigena with moderately narrow genal area, moderately defined border furrows, interborder furrow pre- sent, librigenal spine long (55 to 60 percent librigenal length), and recurved. Pygidium suboval, moderately arched, axis has two axial rings, plural bands poorly defined, anterolateral comers moderately rounded, and posteromedial notch well developed. Fine granular ornamentation on glabella, fixigena, and pygidium. |
Measurements
No measurements are available
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| Source: subo = suborder, c = class | |||||
| References: Aberhan et al. 2004, Fortey and Owens 1999 | |||||