HOLOTHURIANS 



271 



Fig. 5A, B. Thelenota anax H. L. Clark. Live specimen on reef at Enewetak. about 55 cm long (photographed by Janet 

 Lamberson). 



C, Thelenota ananas (Jaeger). Live specimen from Enewetak, about 55 cm long, partially contracted (photographed by Janet 

 Lamberson). 



D, Stichopus chloronotus Brandt. Live specimen in situ, Enewetak (photographed by Scott Johnson). 



E, Stichopus horrens Selenka. Live specimen from Hawaii, 20 cm long. 



F, Stichopus ?variegatus Semper, juvenile. Preserved specimen from Enewetak, 5 cm long. 



(Key to Species cont'd.) 



20. Spicules in body wall wheels and small, curved rods and smooth grains; 11 to 12 tentacles (Fig. 4a); 

 color translucent brownish red, with scattered, raised patches of white (accumulations of wheels) 



dorsally; body length up to 5 cm (Fig. 7f) Chiridota rigida Semper 



Spicules in body wall anchors and perforated anchor plates, never wheels; 15 tentacles 21 



21. Stock of anchors with six to eight minutely spined branches, rosettes granular, subcircular, with hole 

 in center (Fig. 4b); color yellowish grayish white, with greenish or brown stripes or blotches dorsally; 



body length up to about 40 cm (Fig. 7h) Euapta godeffroi/i (Semper) 



Stock of anchors unbranched 22 



