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Swiss Journal of Palaeontology

Table 2 Conch measurements for Phillipsoceras circumplicatile (Foord, 1903)

From: Mid-Carboniferous ammonoids from the Shannon Basin, western Ireland: identification of crushed material

Species

Specimen number

D (mm)

WW (mm)

WW/D

Phillipsoceras circumplicatile (Foord, 1903)

NMING : F23972

4

2

0.5

 

TCD.60601

9.6

5.5

0.572916667

GSM.95233

11.8

7.7

0.652542373

GSM.95234

12.5

6.2

0.496

GSM.86939

13.6

8.6

0.632352941

GSM.86917

14.5

7.3

0.503448276

GSM.95231

14.8

8

0.540540541

GSM.85388

14.9

7.9

0.530201342

GSM.95236

16

9.6

0.6

GSM.95232

16.3

8.6

0.527607362

NMING : F23968

21

12.5

0.5952381

NMING: F23969

21.6

12.8

0.59259259

  1. Measurements include: diameter (D), whorl width (WW) and (WW/D). Specimens were either collected from the Clare Shale Formation, Co. Clare, Ireland, or accessed in museum collections. Measurements of diameter (D) and whorl width (WW) are in mm
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