189 



159 



160 



Fig. 74. Scina rattrayi keilhacki Wagler (after Wagler, 1926). 



S.r. keilhacki is an extremely eurybathic subspecies. In the tropi- 

 cal regions of the ocean it is found in catches from depths of 100-200 

 and 200-500 m. In the northwestern part of the Pacific Ocean it is 

 found in catches from depths of 0-300, 300-500, 500-750, 750-1,000, 

 1,000-1,500, 1,500-2,000, and 2,000-4,000 m but is more common at 

 depths of 1,000-2,000 m. 



15. Scina antarctica Wagler, 1926 (Fig. 75) 



Wagler, 1926: 381, 1927: 105; Vinogradov, 1962: 17. 



Length of sexually mature individuals about 4 mm. The body is 



smooth and without keels. Antennae are strong and slightly shorter than 



the pereon. 



