

!x distinguished l.y the iiim-li shorter caudal rami and 

 : ili.- last pair of ICL'-. 



l-.-und ,, nally, t"irether with A', ekngatum, at Selven. 



,: Tananger, south coast ol Norway, 

 [nth ..f Forth. Me ol Man (Scott). 



L9. Ectinosoma melanieeps, Boeck. 



(I'l. XIX. ti- I). 



,1.- \.<! N-.r-.-s K\M,r ia-ttagne Copepoder. Chr. 

 Vi.l. S.-lsk. K.'i-li. !*;. I'. 80. 



'li-n-inHi'tus mtftuMcOrntt, liainl (Ui't .Miill'Tl. 



I-', null,. Body moderately slender, subfusiform in 



tpe, \vith thf iTphalir M-iiini-iit. N,.,-II d>rs:illy. .gradually contracted in front. 



i.tu-.-l\ ruiind.-d .-it the tip. Caudal rami about as long as they 



I. innnniiist apical s-ta m<>r' i-lniiL'atfd than in most other species. 



n- antriina- rathiT sh-ndt-r and at tt-nuatiMl. composed of 7 well-defined 



Ant.-iK-i lip with an angular projection in front. Last pair of legs 



iinidrr listal joint comparatively broad and somewhat oblique, with the 



apiral -pin.-s si, nd. -r. -. 'tito rm and rather micipial. appendicular bristle issuing 



:u tin- margin ln-t\\crii the '1 outiTmoM >|iines; inner expansion of proximal 



juint i-omparatni-ly small, with tin- inner apical spine quite short and remarkably 



brn;id. lam iM.latr in fnnu. and coar>ely srrratc on the edges. 



IIP L'layish white, with a very conspicuous dark shade occupying the 



: part i.f the cephalie segment. 



I.eiiL'th nf adult leinale n.H."> mm. 



/' I' -'-ins t" me \ri-\ probable thai the form recorded by Baird 



- the present spei'ie>. As, however, the identification 



i m with ' " >i." of ( >. Kr. Midler cannot properly be ac- 



spi-cp-s must hear the name pri.pn^cd t'oi' it by Hoeck. It is easily 



' ; >le from an\ oi the other -| l.y the dark-coloured cephalic segment, 



which indeed has -i\en ris.- to the sprciiie name assigned to it by 



The i ir of Ir^s also exhiliit srveral peculiarities in their structure. 



I i- l"im is \cr\ common ahm- the whole south and west 



rwa\ in i-omparati\e]y shallow \\ater amoiiL' alga-, and may be easily 



in sjut,. oi its small s )/r . i,\ the dark-coloured anterior part of the body. 



" oti.. of th- pi.-, nt genus, "n touching the surface of the 



