314 DISCOVERY REPORTS 



with a pair of dorsal spines. Pleura of somite 2 with blunt ventral point, the rest 



■ rounded. 



Telson about three times as long as wide ; posterior margin convex, with long median 



spine; spine formula 8, 1,8. 



Eye oval. Antenna with small inner spine on basis, scale with outer basal seta. 

 Maxillule and maxilla with palp of three segments. Maxillipede i without outer seta 

 on segment i. 



Leg I chelae not fully formed. Leg 5 with exopod. Epipods on legs i and 2 ; gills 

 not yet developed. Four pairs of pleopods. 



Fig. 14. Thalassinid D. VII. St. 708. 

 a. Head and rostrum. b. Telson. c. Antenna. 



d. Palp of maxillule. 



Thalassinid D. VII (Fig. 14) 



Discovery St. 708. 



Rostrum 2-06 mm.; body 5-95 mm. 



Rostrum rather broad, tapering, serrated to end, not much longer than antennule. 

 Carapace with close-set small marginal spines in front and behind. Abdomen : somite 2 

 with large dorsal spine ; somite 3 with small dorsal pair ; somites 4 and 5 with a pair of 

 very small dorsal and a pair of larger dorso-lateral spines. Pleura rounded. 



Telson about three times as long as wide; posterior margin convex, with median 

 spine not much longer than spine 4; spine formula 8, 1,8. 



Eye oval. Antenna with inner spine of basis very small ; scale with outer basal seta. 

 Palp of maxillule and maxilla of three segments. Maxillipede i with outer seta on 

 segment i. 



Chelae not fully formed. Leg 5 with exopod. Epipods developing on legs 1-4. Four 

 pairs'of pleopods. 



