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Registration No. : GSM 12843 . Type : Not Designated a Type
Identifications :
New:   Arthropoda: Trilobita  ?Asaphus (Brachyaspis) rectifrons (Portlock)  
New:   Arthropoda: Trilobita  Asaphus (Brachaspis) rectifrons (Portlock)  
New:   Arthropoda: Trilobita  Isotelus arcuatus  
New:   Arthropoda: Trilobita  Brachyaspis rectifrons (Portlock)  
Locality : Desertcreight, Tyrone 
Grid Reference : Not available Country : Northern Ireland 
1:50K map :    
Chronostratigraphy : Ordovician Period — Ordovician Period  
Collector / Donor : Available from curator
References :
?Portlock, 1843 Geol.Rep.Londonderry, etc Page 298  
Salter 1866 Mon. Brit. Trilobites (Palaeont. Soc) op.cit. Page 166  
Reed, 1952: Proc.Roy.Irish Acad.,55, B, No 3, Pages 110-111 [as attributed by Salter to A.(B.)rectifrons]  
Cited Reed 1931 Ann.Mag.Nat.Hist., Ser. 10,VII, Page 453