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6. Which species gives evidence for A & B morphs (sexual dimorphism)?
- Paradoxides
- Olenoides
- Phacops
- Elrathia kingi
7. What do Burgess Shale specimens show?
- the first trilobite eggs ever found
- Phacopid trilobites
- Olenoides: Soft tissue preservation, including antennae and legs, spines, and gills
- specimens are buried in mudrock and need digging out; soft tissue is preserved
8. When were trilobite eggs first found?
9. Which species gives evidence for aggregational moulting?
- Paradoxides
- Phacops
- Elrathia kingi
- Olenoides
10. Olenoides specimens are found where?
- Hunsrock Shale
- Burgess Shale
- Utica Shale
- Santana Formation