CHRISTIANIA VIDENSK.-SELSK. FORHANDL. 1883. No. 7. 



29^ 



acuminate. Epimera of the postabdominal segments very smalL 

 Last segraeut rather elongated; præanal spine obsolete. Eyes of 

 moderate size, subclavate, the cornea slightly contracted iii the 

 middle. Antennular peduncle very narrow and mach elongated. 

 Antenna] scale not surpassing the 2nd joint of the antennular 

 peduncle, rather narrow, linear, the apex truncated. 2ud pair of 

 legs, when extended. much shorter than the body, third joint rea- 

 ching to the tip of the antennular peduncle. penultimate joint 

 longer than the preceeding. Inner lamella of the uropods longer 

 than the outer, and reaching the tip of the telson. Length: 10 m. m._ 

 Hab. Tropical Atlantic, South of Cape of Good Hope, Pacific; 

 surface. A few specimens. 



34. Nematoscelis rostrata n. sp. 

 Form of body somewhat shorter and stouter than in the last 

 species. Carapax with a rather strong lateral denticle at the 

 posterior part of the interior margin, and a couspicuous rounded 

 crest above iu front of the middle ; rostrum much produced, almost 

 reaching the end of the basal joint of the antennular peduncle. 

 straight, acuminate. Last postabdominal segment somewhat longer 

 than the preceeding; præanal spine very small but distinct. Eyes 

 rather large, the cornea distinctly contracted in the upper part. 

 Antennal scale scarcely reaching the end of the 2nd joint of the 

 antennular peduncle, sublinear, apex trucated. 2nd pair of legs 

 somewhat shorter than in the last species, third joint not reaching 

 the tip of the antennular peduncle. Uropods a little shorter than 

 the telson, inner lamella slightly surpassing the outer. Length: 

 8 mm. 



Hal. Tropical Atlantic (at Stat. 348); surface. A few spe- 

 cimens. 



Gen. 6. Styloche iro n 1 n. 



Gcncric characters-. Form of body somewhat different iu the 

 different species. Eyes of more or less irregular shape. An- 



1 Derivcd from ?Tj/«C«: a style and X s '-9 • !l hand. 



