HAWAIIAN CIRRIPEDIA. 



187 



long spines, with some shorter ones around their bases (fig. 3. c), joints 58 to 61. The third pair 

 is similar, with 72 and 70 joints. Fourth pair similar. Fifth pair with the rami very unequal, the 

 exopod with 84 joints, the endopod slender and much shorter, with about 33 joints. The sixth pair 

 is similar, exopod with 83, endopod with 30 joints i fig. 3, i i. The caudal appendage is small, with 13 

 joints Mi>,'. 3, f). The penis (fig. 3, e) is of the usual multi-annulate type, Bparsely hairy. 



Fig. 



Alepaa rex 



mandibles; c, detai from 2d pair <»f 



ii ppondage, c. 



E, penis; r, last cirrus and caud 



Albatross station 3998, vicinity of Kauai Island. 228 to '-'35 fathoms, bottom of coarse broken coral, 

 sand and shells. Specimens seated on dead Btems of gorgonians. 



Four adult specimens wire taken on two gorgonia stem-, eai h specimen surrounded by a group of 



young and larval individuals. The young are more strongly keeled than the adults, the keel being 

 somewhat uneven. They are similarly beset with little warts. The mouth projects decidedly more 

 than in the old specimens. 



The cypris larva 1 just attaching are about 1.5 mm. long. 



