296 DISCOVERY REPORTS 



Streetsia steenstrupi, Bov. 



Bovallius, 1890, p. 89, figs. 20, 38, 52, 55, and pi. iii, figs. 2-6. 

 Occurrence: St. 286. East mid- Atlantic. 1 <$ 10 mm. 



Remarks. Agrees with Bovallius' description and figures. This species has not 

 apparently been reported since the publication of Bovallius' work. 

 Distribution. Tropical Atlantic. 



Genus Leptocotis, Streets. 

 Stephensen, 1925 a, p. 191. 

 Spandl, 1927, p. 204 and p. 203 (Dorycephalus). 

 Barnard, 1930, p. 434. 



Leptocotis tenuirostris (Claus). 



Stewart, 1913, p. 264 {Dorycephalus lindstromi). 

 Stephensen, 1925 a, p. 191, fig. 74. 

 Barnard, 1930, p. 435. 



Occurrence: St. 296. East mid-Atlantic. 1 $ 9-5 mm. 

 Distribution. Atlantic, 43 N-32 S; Indo-Pacific. 



Genus Rhabdosoma, Ad. and White. 

 Stebbing, 1895, p. 367. 

 Stephensen, 1925 a, p. 203. 

 Spandl, 1927, p. 207 (key to four species). 

 Cecchini, 1929, p. 11. 



The measurements of all specimens given below are taken from the anterior margin 

 of the eye to the base of the telson, because the rostral point and the telson are so 

 frequently mutilated. 



Rhabdosoma whitei, Bate. 

 Stephensen, 1925 a, p. 207. 



Spandl, 1927, p. 208, figs. 31 a-f (typo. err. "wit/iei"). 

 Cecchini, 1929, p. 11, pi. v. 

 Barnard, 1930, p. 436. 



Occurrence: 1. St. 29° 26' N, 15 07' W. 1 ^ 35 mm. 



2. St. 282. East mid-Atlantic. 1 ? with embryos 27 mm. 



3. St. 285. East mid-Atlantic. 1 <$ 32 mm. 



4. St. 287. East mid-Atlantic (800-1000-0 m.). 1 $ 32 mm. 



5. St. 288. East mid-Atlantic (73-0 m.). 1 $ 26 mm., 1 $ 30 mm., 1 ? with embryos 

 30 mm. 



6. ditto (250-0 m.). 1 <J 29 mm., 3 ?? 18, 30 and 32 mm., 1 $ with embryos 28 mm. 



7. St. 289. East mid-Atlantic. 3 S3, 1 ovig. $, 1 ? with embryos 25-30 mm. 



8. St. 290. East mid-Atlantic. 6 $$ 29-32 mm., 1 ? 32 mm., 2 ?$ with embryos 

 28 and 32 mm. 



9. St. 292. East mid-Atlantic. 2 c?6" 25 and 30 mm. 



10. St. 294. East mid-Atlantic. 1 damaged ? about 30 mm. 



11. St. 296. East mid-Atlantic. 6 ?? 21-31 mm., 2 ?? with embryos 28 and 32 mm. 



12. St. 297. East mid-Atlantic (163-0 m.). 1 S 28 mm., 1 $ with embryos 32 mm. 



13. ditto (200-300-0 m.). 1 ^ 29 mm. 



