Erylus sollasii Lendenfeld. 

 Figures 1-26. 



1, 2. — A largo acanthtylasler of a large dark speciincn from .South Molokai (race II) : majinifieil 1800; 



u. V. phot. Zeiss, q. monochr. 1.7, q. oo. 1(1: 

 1, focused liiglier; 2, focused lower. 

 3, 4. — Group of acanthtylasters from a cenlrifuge-spieule preparation; magnified r>40; u. v. phot. Zeiss, 



q. monochr. 0, q. oc. 10: 



3, of a large whitish specimen from South Molokai (race 1, form C); 



4, of a large dark specimen from South Molokai (race II). 



5-7. — The central part of an aspidaster of a large dark specimen from South Molokai (race II); mag- 

 nified ISOO; u. V. phot. Zci.^is, q. monochr. 1.7, q. oc. 10: 



5, focused high (on the upper surface) ; 6, focused intermediate: 7, focuseil low (on the centrum). 

 8, 9. — A large acanthtylastcr of a large dark specimen from South Molokai (race II); magnified 1800; 



9 u. V. phot. Zeiss, q. monochr. 1.7, q. oc. 10: 



8, focused higher; 9, focused lower. 

 10, 11. — A small acanthtylastcr of a large dark specimen from South Molokai (race II) ; magnified 1800; 

 u. V. phot. Zeiss, q. monochr. 1.7, q. oc. 10: 

 10, focused lower; 11, focused higher. 

 12-15. — Aspidastcrs; magnified 540; u. v. phot. Zeiss, q. monochr. 1.7, q. oc. 10: 



12, somewhat irregular adult aspidaster, of a large whitish specimen from South Molokai (race I, 

 formC); 



13, regular, oval adult aspitlaster, of a large dark specimen from South Molokai (race II); 



14, very young aspidaster composed of radiating rays, of a large dark specimen from South Molo- 

 kai (race II); 



15, elongate, young, jK-rfectly smooth aspidaster, of a large dark specimen from South Molokai 

 (race II). 



16. — Group of isoactine microrhabds, of a large dark specimen from South Molokai (race 11 ) ; magnified 

 540; u. V. phot. Zeiss, q. monochr. 6, q. oc. 10. 



17. — Isoactine microrhabd, of a large whitish specimen from South Molokai (race I, form (") ; magni- 

 fied 540; u. V. phot. Zeiss, q. monochr. 6, q. oc. 10. 



18. — Isoactine microrhabd, of a large dark specimen from South Molokai (race II); magnified 1800; 

 u. V. phot. Zeiss, q. monochr. 1.7, q. oe. 10. 



19-26. — Aspidastcrs; magnified 300; phot. Zeiss, apochr. 1, eompen,s. oc. (i: 



19, young aspidaster, of a small, partly light, i)artly dark, specimen from Suulh Molokai (race I, 

 form A); 



20, young aspidaster, of a large whitish specimen from South Molokai (race I, form C); 



21, young aspidaster, of a middle-sized liglit-euloured specimen from northeast Hawaii (race I, 

 form D) ; 



22, adult, lozenge-shaped aspidaster, of a small, partly light, partly dark, specimen from South 



Molokai (race I, form A); 



23, adult, oval a.spidaster, of a middle-sized light-coloured specimen from northeast Hawaii (race I, 

 form D); 



24, adult, irregtilar asj)idaster, of a small, jiartly light, partly dark, specimen from South Molokai 

 (race I, form A); 



25, adult, irregular aspidaster, of a large whitish specimen from South Molokai (race I, form C); 



26, adult, broad oval a.spidaster, of a middle-sized light-coloured specimen from northeast Hawaii 

 (race I, form D). 



