812 ^Ir. F. Cliapman on Foraminifera 



Subfamily PoLYJionpiiiyiNJE. 



POLYMORPHINA, d'Orbigny [1826]. 



Polymorphina laciea (Walker & Jacob), var. acuplaceata, 

 Jones & Chapman. 



Polymorphina lactea (W. it J.), " Fistulose form," Chapman, 189(>, 



Journ. R. Micr. Soc. p. 9, pi. ii. fig. 4. 

 Poli/morphina spp., var. acuplacenta, Jones Sc Chapman, 1896, Journ. 



iiinn. Soc, Zoology, vol. xxv. p. 502, figs. 6-9. 



The apical outgrowths of this spf^clmf^n particularly re- 

 semble those seen in fig. 8, p. 502 of Jones and Chapman's 

 summary of the fistulose Poli/morphincB [torn, supra cit.). 



One specimen from Swaff ham. 



Polymorphina gthha^ d'Orbigny, var. acuplacenta, 

 Jones & Chapman. 



Polymorjjhiym gibha, d'Orbigny, " Fistulose form," Chapman, 1896, 



Journ. R. Micr. Soc. p. 10, pi. ii. fig. 6. 

 Polymorphina r/ihba, d'Orbigny, var. acuplacenta, .Tones & Chapman, 



1896, Journ. Linn. Soc, Zoology, vol. xxv. p. o02, figs. 6, 7. 



The specimens, of which there are two in this series from 

 the Cambridge Greensand of Swaffham, are perhaps more 

 nearly comparable with fig. 6, p. 502 of Jones and Chapman's 

 summary than with the Gault specimen. 



Polymorphina gutta, d'Orbigny, var. df^usa, 

 Jones & Chapman. 



Polymorphiua gutta, d'Orbigny, "Fistulose form," Chapman, 1896, 



Journ. R. Micr. Soc. pp. 10, 11, pi. ii. fig. 8. 

 Polymorphina spp., var. diffusa, Jones & Chapman, 1896, Journ. Linn. 



Soc, Zoology, vol. xxv. p. ^O-"), figs. 26-29. 



Four specimens, all more or less resembling those from 

 the Folkestone Gault, were found at Swaffham. 



Polymorphina fusiformis J Romer. 



Polymorphitm [Globulina) ftisiformis, Romer, 1838, Neues Jahrb. fiir 



Min. p. .386, pi. iii. fig. 37. 

 Polymorphina jii^iformis, Romer, Chapman, 1896, Journ. R. Micr. Soc. 



p. 11, pi. ii. fig. 9. 



Three specimens belonging to the type species were found 

 at Swaffham. 



