CYCLOPOIDEA. ^49 



longer branch three-jointed, shorter two-jointed, and half the length 

 of the longer. Colour, bluish ; spots in posterior part of cephalothorax 

 of a deep blue colour. Length, one-tenth of an inch. 



Collected, October 12, 1838, latitude 9° 20' north, longitude 24° 18' 

 west. 



PONTELLINA ACUTIFRONS. 



Maris: — P. crispatae et agili similis. Anguli postici cephalothoracw 

 acuti. Frons acutus et prominens ; rostro longissimh furcato et valde 

 inflexo. Oculi superiores approximate ; inferior es parvi. Setce anten- 

 narum anticarum rectOB, prope basin fere articuli secundi longitudine, 

 posticd penultimd plus duplo longiore quam apicales. Antenna dextra 

 medio incrassulata, subteres, 12-13-articulata ; articulis secundo et 

 quinto acquis, septimo brevissimo, octavo valde elongato, subattenuato, 

 recto, fere duplo longiore quam nonus; nonoad apicem anticum instar 

 spince valde produeto; articulis sequentibus (ultimis) tribus norma- 

 libus. Pes posticus dexter latissime cheliformis, manu subquadratd, 

 digito immobili breviter spiniformi, digito niobili recto, apice minutd 

 inflexo, valde breviore quam manus. 



Male: — near the crispata and agilis. Cephalothorax acute posteriorly. 

 Front acute and prominent, beak very long furcate, and much 

 inflexed. Superior eyes approximate, inferior small. Anterior an- 

 tennae nearly as long as the body, very widely divaricate, tips 

 curved a little forward ; setae short, crowded towards base and a 

 little long, apical not longer than the joint, posterior penult as long 

 as last four joints, antepenult not longer than joints, anterior sub- 

 apical quite short ; right antenna of male subterete, a little incrassate 

 at middle, twelve- to thirteen-jointed. Second and fifth joints equal, 

 seventh very short, eighth much elongate, subattenuate, straight, 

 nearly twice as long as ninth, ninth at apex produced into a spine, 

 following three joints (the last), as in the left. Posterior right foot 

 in male large cheliform, hand subquadrate, immoveable finger short, 

 spiniform, moveable finger straight, apex minutely inflexed, much 



shorter than hand. 



288 



