Redlichiida

Balcoracania dailyi

Order Redlichiida / Suborder Redlichiina / Superfamily Emuelloidea / Family Emuellidae

Cambrian, Series 2, Stage 3Australia
Balcoracania dailyi — photo 1
Photo 1 · Holotype Recons AUGDF16663 tructio (Australia) n (left: external mould, Whittington et al., 1997; right: (Paterson et al., 2006) rubber cast of the external mould, Paterson et al., 2006) SAMP14560, SAMP14568 Australia; SAMP14556 Paterson et al.,2006
Balcoracania dailyi — photo 2
Photo 2 · Holotype Recons AUGDF16663 tructio (Australia) n (left: external mould, Whittington et al., 1997; right: (Paterson et al., 2006) rubber cast of the external mould, Paterson et al., 2006) SAMP14560, SAMP14568 Australia; SAMP14556 Paterson et al.,2006
Balcoracania dailyi — photo 3
Photo 3 · Holotype Recons AUGDF16663 tructio (Australia) n (left: external mould, Whittington et al., 1997; right: (Paterson et al., 2006) rubber cast of the external mould, Paterson et al., 2006) SAMP14560, SAMP14568 Australia; SAMP14556 Paterson et al.,2006
Balcoracania dailyi — photo 4
Photo 4 · Holotype Recons AUGDF16663 tructio (Australia) n (left: external mould, Whittington et al., 1997; right: (Paterson et al., 2006) rubber cast of the external mould, Paterson et al., 2006) SAMP14560, SAMP14568 Australia; SAMP14556 Paterson et al.,2006
Balcoracania dailyi — photo 5
Photo 5 · Holotype Recons AUGDF16663 tructio (Australia) n (left: external mould, Whittington et al., 1997; right: (Paterson et al., 2006) rubber cast of the external mould, Paterson et al., 2006) SAMP14560, SAMP14568 Australia; SAMP14556 Paterson et al.,2006
Balcoracania dailyi — photo 6
Photo 6 · Holotype Recons AUGDF16663 tructio (Australia) n (left: external mould, Whittington et al., 1997; right: (Paterson et al., 2006) rubber cast of the external mould, Paterson et al., 2006) SAMP14560, SAMP14568 Australia; SAMP14556 Paterson et al.,2006
Classification
Order Redlichiida / Suborder Redlichiina / Superfamily Emuelloidea / Family Emuellidae
Genus
Balcoracania Pocock, 1970
Genus author
Pocock K. J.
Genus etymology
Balcoracana Creek, in the Flinders Range, Australia
Species
B. dailyi Pocock, 1970
Species author
Pocock K. J.
Species etymology
Daily — named for Dr. B. Daily, the first discoverer of balcoracanid trilobites
Age
Cambrian, Series 2, Stage 3
Distribution
Australia
Synonyms
Balcoracania flindersi
Diagnosis
Cephalon semicircular; cranidium nearly square; glabella constricted at midlength with an expanded frontal lobe, three pairs of transversely broad glabellar furrows; palpebral lobe nearly as long as the eye ridge, both stout; fixed cheek broad; free cheek narrow; Genal spines of moderate length. The number of thoracic segments may have no fixed limit, currently recorded as 103 (6+97), prothorax and opisthothorax divided by the macropleural spine of the 6th segment. Pygidium very small, parabolic.
Remarks
This species is the type species of Balcoracania.