The Origin of Species · Character
Mr. Croll
A geologist who proposed astronomical causes for glacial periods.
minor
Also known as Mr. Croll
First appearance: dispersal during the glacial period
Mr. Croll shows up with force in On the Imperfection of the Geological Record. The page is where that presence becomes real.
Mentioned among those who studied subaerial degradation as a major geological agency.
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In On the Imperfection of the Geological Record: Mentioned among those who studied subaerial degradation as a major geological agency. Later, in On the Lapse of Time, as Inferred from the Rate of Deposition and Extent…
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- Other
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- Broad intellectual network
- Protagonist
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Story tension across the book — this chapter sits in Falling action.
- Setup
- Escalation
- Breaking point
- Aftermath
- Closing
This passage marks the story's dramatic climax because Darwin shifts from a defensive posture against objectio…
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Mr. Croll appears across 4 companion beats. Open any chapter in the free preview to see the notes beside the text.
- On the Imperfection of the Geological Record
- On the Lapse of Time, as Inferred from the Rate of Deposition and Extent of Denudation
- On the Sudden Appearance of Groups of Allied Species in the Lowest Known Fossiliferous Strata
- Alternate Glacial Periods in the North and South
Chapter companion notes
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See Mr. Croll in dispersal during the glacial period