402 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Occurrence. — 



D. 5137. Jolo Light, Jolo; 6° 04' 25" N.j 120° 58' 30" E. 



20 fathoms; S. Sh. 

 D. 5141. Jolo Light, Jolo; 6° 09' N.; 120° 58' E.; 29 fathoms 



co. S. 

 D. 5144. Jolo Light, Jolo; 6° 05' 50" N.j 121° 02' 15" E. 



19 fathoms; co. S. 

 D. 5145. Jolo Light, Jolo; 6° 04' 30" N.; 120° 59' 30" E. 



23 fathoms; co. S., Sh. 

 D. 5151. Sirun Island, Sulu Archipelago; 5° 24' 40" N.j 120° 



27' 15" E.; 24 fathoms; co. S., Sh. 

 D. 5574. Simaluc Island, north of Tawi Tawi; 5° 30' 45" N.j 



120° 07' 57" E.; 340 fathoms. 

 D. 5577. Mount Dromedario, north of Tawi Tawi; 5° 20' 36" 



N.j 119° 58' 51" E.; 240 fathoms; crs. S.; 12.4° C. 

 D. 5580. Sibutu Island, Darvel Bay, Borneo; 4° 52' 45" N.; 



119° 06' 45" E.; 162 fathoms; br. S. co.; 13.2° C. 

 Cotypes — Cat. Nos. 8203-8209, U.S.N.M. 



PARMULARIA ELONGATA, new species 



Plate 55, figs. 11, 12 



Description. — The bilamellar segments are irregularly lobed. The 

 zooecia are distinct, separated by a salient thread arranged at the 

 bottom of a deep furrow, very elongated, fusiform; the frontal is flat, 

 granular, perforated by expanded tremopores. The aperture is 

 orbicular or a little transverse; it bears a rather wide, rimule proxi- 

 mally rounded; the peristome is thin, somewhat salient, complete. 

 Measurements. — 



(Aa =0.12 mm. „ . f Lz =1.00-1.10 mm. 



A P ertlira [la =0.12-0.15 mm. ZooeCia Uz=0.35 mm. 

 Affinities. — The present species differs from all the known species 

 of Parmularia in its great zooecial length. 

 Occurrence. — 



D. 5162. Tinagta Island; 5° 10' N.J 119° 47' 30" E.; 230 



fathoms; S. brk, Sh. crs.; 11.6° C. 

 D. 5574. Simaluc Island, north of Tawi Tawi; 5° 30' 45" N.j 

 120° 07' 57" E.; 340 fathoms (common). 

 Cotypes.— Cat. Nos. 8210, 8211, U.S.N.M. 



PARMULARIA DEPRESSA, new species 



Plate 55, fig. 13 



Description. — The bilamellar segments are irregular. The zooecia 

 are distinct, separated by a very deep furrow, elongated, fusiform; 

 the frontal is concave, depressed throughout its length, perforated 

 by expanded tremopores. The aperture is orbicular; the concave 



