Trocholina nidiformis  (Brueckmann, 1904)
 
Class: Spirillinata  Subclass: Spirillinana  Order: Involutinida  Family: Involutinidae
 
found near unknown
   East European Platform   Lithuania
 
Geological Time: Jurassic  Middle Jurassic  Callovian

the drawings are published in the book cited below
 
 
View of a specimen of Trocholina nidiformis  (Brueckmann, 1904)

width about 220µm
 
The identification is based upon:
 Mjatliuk. E.V., 1953: Fossil foraminifera of the USSR. Spirillinidae, Rotalliidae, Epistominidae and Asterinidae.  V.N.I.G.R.I. 11 271 pp. Plate 1-1, Fig. 10
 
 
genus.php?no=1010810&aktion=suche
 
dataset number: FEU-1010810
 
 
Citation:
Mjatliuk. E.V., 1953: Fossil foraminifera of the USSR. Spirillinidae, Rotalliidae, Epistominidae and Asterinidae. V.N.I.G.R.I. 11 271 pp. Plate 1-1, Fig 10