Fossil specimen : SM A 172 – Lectotype
| Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order - |
|---|---|
| Fossil Name | Callavalonia callavei (Lapworth), 1888 |
| Type Status | Lectotype |
| Name History | Callavalonia callavei (Lapworth), 1888 – See Lieberman, B.S. (2001): Lectotype Callavia callavei (Lapworth) – See Lake Callavia callavei Lapworth |
| Registration No. | A 172 |
|---|---|
| Collector | Keeping, Henry |
| Donor or Associated Person | Name not available |
| Held By |
 Sedgwick Museum of Earth Sciences, University of Cambridge
|
| Comments |
| Country | England |
|---|---|
| Locality | Comley, Shropshire, England |
| Grid Reference | Not available |
| Rock Unit | Callavia Bed |
|---|---|
| Biozone | Not available |
| Geological Age |
St David's Series (Cambrian Period) – Comley Series (Cambrian Period) (499 – 526 Ma B.P.) [Closest ICS interval: Cambrian Series 3 – Terreneuvian Epoch ] |
| References | Lake. A monograph of the British Cambrian Trilobites Palaeontographical Society Monographs pt. ii p.228 (1937) pl. xxxi figs.12, 12 a (1935) Lieberman, B.S. 2001. Phylogenetic analysis of the Olenellina Walcott, 1890 (Trilobita, Cambrian). Journal of Paleontology 75(1), pp. 96-115. p. 112, fig. 9.2 Raw, F. 1936. Quarterly Journal of the Geological Society of London vol. xcii p.250 pl. xvi figs.4 a-b |
|---|
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