X 
no. 1603. FORAMINIFERA FROM THE HAWAIIAN ISLANDS—BAGG. 149 
POLYMORPHINA COMMUNIS (d’Orbigny). 
Guttulina communis D’ORBIGNY, Ann. Sci. Nat., VII, 1826, p. 266, pl. x11, 
figs. 1-4, modele No. 62. 
Occurs at Station 4585 only of the Albatross cruise, but is of uni- 
versal distribution, with almost unlimited bathymetrical range, and 
is fossil in the early Mesozoic (Lower Lias), becoming more com- 
inon in Cretaceous strata and succeeding formations. 
POLYMORPHINA COMPRESSA d’Orbigny. 
Polymorphina compressa vD’OrRBIGNy, Foram. Foss. Vien., 1846, p. 238, pl. 
x1I, figs. 32-384. 
Cosmopolitan. Fossil in the English Lias. Stations D. 4017, H. 
4430, and H. 4694 but not common. 
POLYMORPHINA GIBBA (d’Orbigny). 
Globulina gibba D’OrRBIGNy, Ann. Sci. Nat., VII, No. 20, 1826, p. 266, 
modele No. 63. 
Test almost globular with three chambers visible on one of the 
surfaces and flush suture lines. Occurring first in the Oolite, this 
form is known in many succeeding formations and has a wide dis- 
tribution in existing oceans. Found at Station H. 4430 only, and rare. 
POLYMORPHINA LACTEA (Walker and Jacob). 
Serpula lactea WALKER and JAcop (according to Kanmacher), Adam’s 
Essays, 1798, 2d ed., p. 634, pl. xxiv, fig. 4. 
One of the most widely known forms of the genus in both fossil 
and living condition and occurring as early as the Jurassic. Found 
at Station H. 4579. 
POLYMORPHINA OBLONGA d’Orbigny. 
Polymorphina oblonga pv OrBIGcNy, Foram. Foss. Vien., 1846, p. 232, pl. 
Xil, figs. 29-31. 
More restricted in its distribution than Polymorphina lactea and 
generally at depths of less than 500 fathoms. Found at Station H. 
4694 only. 
POLYMORPHINA REGINA Brady, Parker, and Jones. 
Polymorphina regina BRADY, PARKER, and JONES, Trans. Linn. Soc. T.on- 
Clim, FOCWIOL, WS7@, fo. C4, joll, satin, mikes, BB G, Os 
This is one of the few Polymorphinew with surface ornamentation. 
The coste are regular and equidistant. The original specimens were 
from Storm Bay, Tasmania. The other localities are in shallow 
water in the tropics. A less regular costate form occurs in the Cre- 
