CYLINDROGULLMIA Nyholm, 1974

 

 

Type species: Cylindrogullmia alba Nyholm, 1974: OD(M).

Cvlindrogullma Nyholm, 1974 (*2285), p. 117.

Test a single subcylindrical chamber, from 0.4 mm to 2.1 mm in length and 0.1 mm to 0.35 mm in breadth, may have a series of constrictions at the aboral end: wall thin, transparent, hyaline, proteinaceous, no material agglutinated to the test membrane but may have a soft cover of detritus around the test; aperture single; cytoplasm white, dense, that of pseudopodia clear and sharply differ­entiated: one vegetative nucleus. Marine, to depth of 200 m. Holocene; Sweden: Gullmar Fjord.