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H.R. 9191119th CongressGovernment Operations and Politics
National Fossil Act of 2026
Sponsored by Rep. Erin Houchin (R-IN) · 9 active : 7 Republicans, 2 Democrats
Latest action: Received in the Senate and Read twice and referred to the Committee on the Judiciary.
Where it standsPassed House, now in the Senate7 senators score as swing votes
Passed House
- House: passedSep 16, 2026
- Senate: next
- President: not yet
Summary
, via Congress.govNational Fossil Act of 2026
This bill designates the
Mammut americanum
(the American Mastodon) fossil as the national fossil mammal and the
Tyrannosaurus rex
fossil as the national fossil dinosaur.
How the projections held up
Each member’s recorded vote compared with their swing projection from before the vote. A member by voting against most of their own party.
House
Passed by voice vote or unanimous consent: no individual votes recorded.
Committees and subjects
Committees
- House Committee on the Judiciary · HouseReported by · Markup by · Referred to
- Senate Committee on the Judiciary · SenateReferred to
Subjects
- Mammals
- National symbols
- Reptiles
How the Senate breaks down
- 7Swing 70–100
- 65Middle 30–70
- 28Entrenched 0–30
Members fall into . All 100 senators have enough data to score.
Key players in the Senate
Ranked by swing score, 0–100 · swing-v2Bars show each input from 0 to 100: ideology gap, scorecard gap, . is the seat’s partisan lean, and shows how much of the input data a score has.
Similar past votes, Senate
Earlier behind swing-v3’s inputLoading similar votes
Cosponsors
9 activeShow all 9 cosponsors
- Celeste Maloy (R-UT-2)
- Debbie Dingell (D-MI-6)
- Dusty Johnson (R-SD-AL)
- Nicholas A. Langworthy (R-NY-23)
- Tracey Mann (R-KS-1)
- Glenn Grothman (R-WI-6)
- Mary Gay Scanlon (D-PA-5)
- Robert F. Onder (R-MO-3)
- Beth Van Duyne (R-TX-24)
How the swing score works
Ideology gapHow far a member’s DW-NOMINATE voting score sits from their party’s median in the same chamber.
Scorecard gapHow far their Heritage Action and LCV ratings stray from their party’s average, using the groups’ votes on similar bills where available.
Cross-pressureHow strongly their district or state leans toward the other party, from our own computed partisan lean.
Similar votesHow often they voted against their own party on earlier roll calls about this bill or similar ones.
Committee bonusMembers of the committees handling the bill decide whether it moves, so they get a boost.
Cosponsor checkThe sponsor and active cosponsors have already committed, so they drop toward entrenched.
