Taxonomist — second-opinion review

Taxonomist — second-opinion review

对照模式标本逐一鉴定的只读顾问：重算证据哈希、核验来源可达性、检查引用完整性、评定 L1/L2/L3 风险、比对历史一致性；只批注，不改动花园。

PRD refs

AH-TAX-1..4（docs/PRD.md）

Roadmap

Phase 3

Status

Planned — this surface ships in a later phase; the routes are in place.