CYPROIDEA. 



1295 



_ Plate 9 1? fig- 3a, side view of animal, enlarged; a', same, natural 

 size ; 5, upper view. 



Sooloo Sea, in the harbour of Soung, with the preceding. 



Length, one-tenth of an inch. Colour, clouded with deep bluish 

 green. 



The hinder margin is straight with rounded angles, and the beak, 

 instead of being slender acute, is rectangular at apex in profile. The 

 outline of the back is much less arcuate than that of the venter. The 

 very long setae of the anterior antennae are characteristic. 



The length of the body in a sid^ view is nearly twice the breadth ; 

 and in a vertical view, a little more than twice the breadth. 



Cypridina gibbosa. 



Latere visa, angusto-subovata, infra supraque arcuata, posiice valde gib- 

 bosa, anticd breviter rostrata, rostro acuto, fronte ultra testam infero- 

 anticam paulo saliens. Antennas anticce tribus setis longis aliisque 

 brevioribus apice instructor, setis antennd paulo brevioribus. Spinulai 

 caudales sexdecim. 



In side view, narrow, irregular ovate, arcuate above and below, lower 

 half of posterior part large gibbose, anterior extremity short ros- 

 trate, beak small and acute, the front above somewhat prominent 

 or more in advance than the part of the shell below the beak. 

 Anterior antennae with three long setae at apex and others shorter, 

 the setae not quite as long as the antenna. Caudal spines sixteen 

 (eight on each side). 



Plate 91, fig. 4 a, side view of animal, enlarged ; b, anterior an- 

 tenna ; c, posterior antenna ; d, mandibular feet ; e, abdomen. 



In the Pacific, latitude 15° 20' south, longitude 148° west. Col- 

 lected, September 10, 1839. 



Length, one-twentieth of an inch. Nearly colourless, but brightly 

 phosphorescent. Contents of the stomach, reddish. 



