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Table 5 Hoplitaspis hiawathai prosomal appendage VI measurements

From: A common arthropod from the Late Ordovician Big Hill Lagerstätte (Michigan) reveals an unexpected ecological diversity within Chasmataspidida

Specimen Podomeres
Coxa 2 3 4 5 6 7 8
UWGM 1840A 4/2 1/2 −/− −/− 3/2 11/5 7/4 1/0.5
UWGM 1840C 5/6 1/2 3/2 2/2 −/− 12/3 5*/3 −/−
UWGM 1863 −/− −/− −/− 2/1 2/2 10/4 7/3 1/0.5
UWGM 1871 −/− −/− −/− −/− 2/1 10/3 4/3 −/−
UWGM 1873A 12/12 2/5 −/− −/− −/− −/− −/− −/−
UWGM 1875 7/8 2/4 2/4 2/3 2*/3 −/− −/− −/−
UWGM 1876 −/− −/− 3/3 3/3 5/3 15/6 8/5 2/1
UWGM 1949 −/− −/− −/− −/− −/− 6*/3 4/2 1/0.5
UWGM 2044A 1*/4 1/1 1/1 2/1 1/1 6/2 4*/2 1/0.5
UWGM 2046 7*/11 1/3 1/2 −/− −/− −/− −/− −/−
UWGM 2063A 5/6 1/2 1/2 −/− −/− −/− −/− −/−
UWGM 2268 −/− −/− −/− −/− −/− 17*/6 11/5 2/1
UWGM 2275A −/− 1/1* 2/1* 3/1* 3/1* 5*/1* −/− −/−
UWGM 2276 9/3* −/− 3/2 3/2 2*/1* −/− −/− −/−
UWGM 2281 −/− 1/1 2/1 1/1 2/1 7/2 5/2 1/0.5
UWGM 2284 10/3* 1/2 −/− −/− −/− −/− −/− −/−
  1. Length/width. All measurements in millimetres. Asterisk (*) indicates an incomplete measurement