137 



TIIK ANNA LS; 



AND 



MAGAZINE OF xNATCRAL HISTORY. 



[SIXTH SERIES.] 

 No. 74. FEBRUARY 1894. 



XIV. — On some new and rare Crustacea from Scotland. V>y 

 Thomas Scott, F.L.S., Naturalist to the Fishery Board for 

 Scotland, and Andrew Scott. 



[Plates VIII. & IX.] 



A CONSIDERABLE quantity of material (mostly marine), ob- 

 tained by dredging and shore-collecting-^ lias been examined 

 by us during the past few months. The material was from 

 various places in the Moray-Firth district and from the Firth 

 of Forth. The examination of the material has yielded a 

 number of species of rare and interesting Crustacea, and espe- 

 cially of Copepoda, and descrij)tions, witii suitable drawings, 

 of these are being prepared ; those we now jjropose to record 

 comprise five species of the Harpacticidaj and two of Asconiy- 

 zontidai, with notes on a few other apparently rare forms. 



Harpacticidae. 



Amymone m'grans*, sp. n. (PI. VIII. figs. 1-7.) 



Length '4 millim. {-^^■> of an inch). The ventral edge of the 

 first body-segment is truncate and sinuate, and the free por- 

 tion of its posterior edge slightly crenate; the ventral edge 

 of the posterior body-segments is produced into four irregular 

 tooth-like processes (fig. 1). The two male postero- ventral 

 processes (a, a) are more acutely angular than those of the 

 male of Amymone sphcerica, Claus. The anterior antennge 

 (antennules) are seveTi-jointed ; in those of the female the 



* Nigrcms, blackish. 

 Ann. dc Mag. N. Hist. ;Ser. G. Vol, xiii. 10 



