JOURNAL 



OF THE 



ROYAL MICROSCOPICAL SOCIETY. 



OCTOBER 1901. 



TRANSACTIONS OF THE SOCIETY. 



VIII. — Report on the Recent Foraminifera of the Malay Archipelago 

 collected by Mr. A. Durrand, F.R.M.S.—Part XL 



By Fortescue William Millett, F.R.M.S. 



(Read 15th May, 1901.) 

 Plate VIII. 



Lagena erenata Parker and Jones, plate VIII. fig. 1. 



L. erenata Parker and Jones, 1865, Phil. Trans., vol. civ. p. 420, 

 pi. xviii. fig. 4. L. erenata (P. and J.) Balkwill and Wright, 1885, 

 Trans. R. Irish Acad., vol. xxviii. p. 339, pi. xiv. figs. 17, 18. 



This interesting, and, according to Brady, somewhat rare form , is 

 abundant in the Malay Archipelago, and occurs at most of the 

 Stations. Its relations with L. semistriata are well marked, and 

 many of the passage-forms possess the characters of each species in 



EXPLANATION OP PLATE VIII. 



Fig. 1. — Lagena erenata Parker and Jones, x 100. a, Lateral aspect; b, aboral 



aspect. 

 „ 2, 3. ,, semistriata Williamson, x 100. 

 „ 4. „ striata var. tortilis Egger. x 90. a, Lateral aspect ; b, oral 



aspect. 

 „ 5. „ curvilineata Balkwill and Wright, x 135. 



„ 6. „ striate/punctata Parker and Jones. X 100. 



„ 7. „ „ var. spiralis Brady. X 150. a, Lateral aspect; 



b, oral aspect. 

 „ 8. „ plumigera Brady, x 1 00. a. Lateral aspect ; b, oral aspect. 

 „ 9. „ clavata d'Orbigny var. setigera var. n. x 90. a, Lateral aspect ; 



b, aboral aspect. 

 „ 10. „ elongata Ehrenberg sp. x 75. 



., 11. „ quinquelatera Brady, x 100. a, Lateral aspect ; b, oral aspect. 

 „ 1'2-14. ., qracilis Williamson, x 100. 

 „ 15. „ boteUiformis Brady. X 100. [Fig- 16. 



Oct 16th, 1901 



2 L 



