17 



longitudinis et latitudinis, epimera segmenti praeanalis longe 

 superans; pars apicalis parte basali plus duplo longior, valde 

 producta, triangiila, apice acuto. 



Uropodes mediocres, telsum satis superantes ; scapus oblonge 

 subrectangulus, latere posteriore oblique incurvo, angulo ex- 

 teriore breviter, angulo interiore longe et acute producto: 

 exopoditum mediocre, stiliforme, fossse lateris posterioris 

 scapi insertus; endopoditum telso paulo brevius. Rami oper- 

 culares pleopodum primi paris in mare margine posteriore 

 subtransverso. 



Color griseus vel plumbeus ad latera non regulariter sparse 

 albidomaculatus. Antennae articulis duobus prioribus et ul- 

 tima parte articuli quinti albse, ssepe etiam flagellum et 

 uropodum apex albida. 



Long. 13—14 ra. m. Lat. 6—6,6 m. m. 



Patria: Kamerun. Mr. Y. Sjostedt has taken this species 

 in many localities, at Kitta, at N'dian , at Bonge, at Bi- 

 bundi and at Kamerun in the months of April, June, Octo- 

 ber, November of 1891 chiefly under rubbish and leaves 

 (Musea Upsaliense et Holmiense). 



2. Periscyphops tenellus. 

 (Tab. III. fig. 2.5-27). 



Convexus, laevis. 



Antennae in exemplo examinato desunt. 



Oculi mediocres, ocelli c. 16 — 17. 



Epistoma margine superiore a fronte in lateribus ante 

 oculos discretum, in medio omnino cum fronte concretum. 



Trunci margo lateralis segmenti primi ante satis crassus 

 post tenuis; sulcus superior tenuis, paulo ante angulum 

 posticum desinens; epimera subtus lacinia minuta ad angu- 

 lum posticum. Margo posterior segmentorum priorum utrin- 

 que manifesto sinuatus. 



Telsum triangulum, lateribus incurvis supra convexius- 

 culum ; pars apicalis brevis, apice acutiore. 



Scapus uropodum brevis, subrectangulus, angulo postico 



2 



