35S 



BULLETIN : MUSEUM OF COMPARATIVE ZOOLOGY. 



Foraminifera : Okbitolites, abundant. 



Carpenteria, small fragments. 

 1 Polytrema or 1 Gypsina, fragments. 

 20 A, near top of 2d terrace, 190 ft. Vailoa Nine. Tunicate 

 spicules :ire very numerous. Halimeda is abundant and Lithothamnion, 

 Gasteropoda, Polyzoa, and echinoid spines 

 also occur. 



Foraminifera : Miliolina. 



Orbitolites, abundant. 



Textularia. 



Spirillina (or Ammodis- 



cus). 

 Truncatulina. 

 Planorbulina. 

 Hastigerina 1. 

 Heterostegina depressa 

 d'Orb, numerous speci- 

 mens. 

 Polytrema, fragments. 

 312, Xo. 208, ht. 200 ft. Contains corals, Halimeda, echiuoderms, 

 and Lithothamnion. Tunicate spicules are very abundant. 



Fig. 9. Niue, Vailoa, 190 

 ft., near top of 2d terrace. 

 Tunicate spicule (Leptocli- 

 num). Large specimen, 

 showing zonings, X 300. 



Fig. 10. Niue, 200 ft. Globigerina 

 and spicules of Tunicata (Leptocli- 

 nuin), X 85. 



Fig. 11. Niue, 200 ft.- Tunicate spi- 

 cule (Leptoclinum), showing secondary 

 growth, X 300. 



Fig. 12. Niue, 200 ft. Tunicate spicule (Leptoclinum), a 

 very small specimen drawn to show the lower limit of size, 

 X300. 



