KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND. 



21. 



n:o 



15 



b. TTRO LONGIPES, DANA, 18.50. 



Diilgll. Caput rostratum, superne depi-essum. Antemui' primi paris corporis fei'e longitudine, subulatic. 

 Pedes pereii quiati paris coi"pore non breviores, femore longissimo post minute spinoso, 

 apice in spinam producto. Pedes septimi paris dimidio pedum quinti paris longiores. 

 Segmenta plei duo antica angulis posticis aciitis, oon truucatis. Segmenta uri duo ultima 

 libera non coalita. Pedes itri lati, pedes primi et tertii parium pedibus secundi longiores. 

 Pedes tertii paris ramum externuni longuni, diinidiuin longitudinis rami interni requan- 

 tem, ferunt. (?) 



The head is rostrate, depressed above. The first pair of antenna; are about as long as the 

 body. The fifth pair of pereiopoda are as long as the body; the femur is very hmg, 

 minutely spinulous along the posterior margin, apically produced into a spine. Tlie 

 seventh pair are longer than half the fifth. Tlie hiteral parts of the pleonul segments with 

 the posterior corners pointed, not truncated. The hist two uval segments are free, not 

 coalesced. The uropoda are broad, thosc of the first and third pairs reach longer than 

 those of tlie second jiair. The third pair are provided with a large exteriör ranius, 

 equalling half the length of the interiör ramus. (?) 



Tip'0 longipes, Dana. 

 Faosimilc from Dana. V. S. Expl. Esp. Cnist. II, |il. 55, lite- 7. 



Colour. The pereion brownish, the rest of tho liody red. 



Lengtb. 12—16 mm. 



Hab. »Pacific Ocean, Lat. 18 10' S. Long. 126' \Y .» (Dana). North Pacific (Streets). 



Syn. 1850. Clydnuin hii,/ipes, DANA. 



— Prop. of the Araer. Aead. of Science miil 



Arts. Ser. 2. Vol. 9, p. 19. 



— 1852. United States Exploring Expedition. Cru- 



stacea. Vol. 2, p. 835, pl. 55; fig. 

 7 a — b. 

 Spence Bate. ISO'2. C';ital. Anipli. Crust. Brit. Mnsenm, p. 284; 



pl. -17, fig. y. 



