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Table 1 Smallest and largest specimens in each formation

From: Ordovician–Silurian Lilliput crinoids during the end-Ordovician biotic crisis

  Smallest species Largest species
Chicotte Formation 2.3
Pisocrinus quinquelobus
Disparida
12451.1
Abacocrinus latus
Monobathrida
Jupiter Formation 1.2
Eomyelodactylus springeri
Disparida
4439.9
Stiptocrinus hulveri
Diplobathrida
Gun River Formation 1.8
Eomyelodactylus donovani
Disparida
74.1
Stipatocrinus hulveri
Monobathrida
Becscie Formation 2.6
Dendrocrinus leptos
Dendrocrinida
398.2
Apoarchaeocrinus anticostiensis
Diplobathrida
Ellis Bay Formation 2.8
Dendrocrinus leptos
Dendrocrinida
695.5
Ursucrinus stellatus
Diplobathrida
Vauréal Formation 0.8
Dendrocrinus minutus
Dendrocrinida
2032.2
Carabocrinus boltoni
Cyathocrinida
  1. Measurements in mm3