154 THE VOYAGE OF H.M.S. CHALLENGER. 



PLATE X. 



Colossendeis gig(ii<, n. sp. (figs. 1-5). 



Fio-. 1. The arrangement of the denticulatr' spines at the ninth joint of the ovigerous 

 leg; magnified 41 diameters. 



„ 2. One of the denticulate spines of the ninili joint of the ovigerous leg of an old 

 specimen; magnified 136 diameters. 



„ 3. The same of an outside row of a younger specimen ; magnified 136 diameters. 



,, 4. The same of an inside row of a younger specimen ; magnified 136 diameters. 



,, 5. Two rudimentary spines of a row quite to the inside of an old specimen ; magni- 

 fied 136 diameters. 



Colossendeis gracilis, n. sp. (figs. 6-7). 



Fig. 6. Specimen with mandibles, dorsal view ; magnified 6i diameters. 

 „ 7. The arrangement of the denticulate^ spines on the ninth joint of the ovigerous 

 leg ; magnified 94 diameters. 



Colossendeis hrevipes, n. sp. (figs. 8-9). 



Fig. 8. The last five joints of the palpus ; magnified 20 diameters. 

 ,, 9. The arrangement of the denticulate spines on the ninth joint of the ovigerous 

 leg ; magnified 94 diameters. 



Colossendeis minuta, n. sp. (figs. 12-14). 



Fig. 12. Dorsal view; magnified 6 diameters. 

 ,, 13. The last five joints of the palpus; magnified 41 diameters. 



„ 14. The arrangement of the denticulate spines on the ninth joint of the o%'igerous 

 leg ; magnified 272 diameters. 



PLATE XL 



Pallene australiensis, n. sp. (figs. 1-7). 



Fig. 1. Ventral view ; magnified 7 diameters. 



,, 2. Dorsal view; magnified 17 diameters. 



,, 3. Claws of the mandibles ; magnified 94 diameters. 



„ 4. Last five joints of the ovigerous leg of the male ; magnified 34 diameters. 



„ 5. Ninth joint of the ovigerous leg of the male ; magnified 270 diameters. 



,, 6. Last two joints of the leg ; magnified 65 diameters. 



„ 7. Spine on the sixth jomt of the leg ; magnified 270 diameters. 



