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Table 6 Pentecopterus decorahensis prosomal appendage V measurements

From: The oldest described eurypterid: a giant Middle Ordovician (Darriwilian) megalograptid from the Winneshiek Lagerstätte of Iowa

Specimen

Appendage V

SUI 139912

(podomeres 8–9): 8, 16/9. 9, 10/5.

SUI 139913

(podomeres 1, 6–9): Coxa, 19a/11a. 2, −/−. 3, −/−. 4, −/−. 5, −/−. 6, 6a/10. 7, 10/8. 8, 10/7. 9, 7/3.

SUI 139924

(podomere 1): Coxa, 30a/21.

SUI 139942

(podomeres 1–5): Coxa, 7a/10a. 2, 6/4a. 3, 8/8. 4, 6/7. 5, 6/6.

SUI 139968

(podomeres 6–9): 6, 10/8. 7, 9/6. 8, 4/4. 9, 4a/3.

SUI 139970

(podomeres 1–9): Coxa, 10a/12a. 2, 4a/8. 3, 2/7. 4, 5/7. 5, 5/7. 6, 5/6. 7, 6/5. 8, 6/3. 9, 4/2.

SUI 139979

(podomere 1): Coxa, 28/15.

SUI 139985

(podomeres 4–6): 4, 20/17. 5, 12/17. 6, 14a/13.

SUI 139986

(podomeres 6–9): 6, 5a/10. 7, 7/8. 8, 7/6. 9, 11/4.

SUI 139989

(podomeres 3–4): 3, 11a/12. 4, 15/11.

SUI 139991

(podomeres 4–5): 4, 11a/17. 5, 9/10.

SUI 139996

(podomeres 4–5): 4, 12/12. 5, 10a/12.

SUI 139998

(podomeres 2–9): 2, 6/18. 3, 5/16. 4, 12/15. 5, 9/14. 6, 10/12. 7, 14/10. 8, 7/6. 9, 8/4.

SUI 140014

(podomeres 4–7): 4, 20/18a. 5, 13/21. 6, 19/18. 7, 16a/14.

SUI 140016

(podomeres 2–7): 2, 3/6a. 3, 3/10. 4, 7/9. 5, 5/7. 6, 7/7. 7, 7/6.

  1. Length/width. All measurements in millimetres. Podomere identity indicated in bold
  2. aindicates an incomplete measurement