126 NEW YORK STATE MUSEUM 



of the smaller units, the species, and also that of the higher units, 

 the families and orders. 



The longest ranges are again found among the Foraminifera. We 

 cite here, to illustrate this striking persistence, the following cases 

 mentioned by Bagg:^ 



Anomalina ammonoides (Reuss) Cretaceous — Recent 



A. grosserugosa (Giimbel) 



Bolivina lextilarioides Reuss Cretaceous — Recent 



Bulimina pyrula d'Orbigny Triassic — Recent 



Cristellaria crepidula (Fichtel & Moll) .Triassic — ^ Recent 



C. rotulata (Lamarck) Triassic — Recent 



Discorbina turbo (d'Orbigny) Cretaceous — Recent 



Gaudryina pupoides d'Orbigny Cretaceous — Recent 



Globigerina bulloides d'Orbigny..." Devonian — Recent! 



Lagena acuticosta Reuss Cretaceous — Re :ent 



L. globosa (Montagu) Carboniferous — Recent! 



L. gracilis Williamson Cretaceous — Recent 



L. marginata (Walker and Boys) ... .Cretaceous — Recent 



L. sulcata (Walker and Jacob) Silurian — Recent! ! 



Marginulina costata (Batsch) Lower Jurassic (Lias) — Recent 



M. glabra d'Orbigny Lower Jurassic (Lias) — Recent 



Miliolina oblonga (Montagu) Cretaceous — Recent 



M. tricarinata (d'Orbigny) Lower Cretaceous — Recent 



Nodosaria communis (d'Orbigny) Permian — Recent 



N. consobrina (d'Orbigny) Cretaceous — Recent 



N. farcimen (Soldani) Permian — Recent 



N. pauperata (d'Orbigny) Lower Jurassic (Lias) — Recent 



N. soluta (Reuss) Cretaceous — Recent 



N'onionina scapha (Fichtel and Moll) . .Cretaceous — Recent 



Orbulina universa d'Orbigny Lower Jurassic (Lias) — Recent 



Polymorphina compressa d'Orbigny. .. .Lower Jurassic (Lias) — Recent 



P. nrobl'^ma d'Orbigny Lower Jurassic (Lias) — Recent 



Pulvinulina elegans (d'Orbigny) Jurassic — Recent 



P. reoanda (Fichtel and Moll) Cretaceous — Recent 



Textularia agglutinans d'Orbigny Cretaceous — Recent 



Truncatulina lobatula (Walker and 



Jacob) J Carboniferous — Recent 



T. ungeriana (d'OrbiP'ny) '. . . Cretaceous — Recent 



Vaginulina legumen (Linnaeus) Triassic ■ — Recent 



Among the brachiopods such types as A try pa reticularis, which 

 ranges through the Silurian and Devonian throughout the world, 

 and Leptaena rhomhoidalis, which ranges from the Ordovician 

 (Trenton) into the Lower Carboniferous (Waverly) in America 

 and Europe, come here readily to mind. Also the coral Halysites 



^Rirfus Mather Bagp; ir, Pliocene and Pleistocene Foraminifera from 

 Southern California. U. S. Geol. Surv. Bui. 513. 1912. p. I5ff. 



