rilK MVi;iAI'ii|i.\ IN IIIK AISIKAI.IAN MISKl'M — I1|;()I,K:.1 ANN. 14i> 



20 (19-21) — Process of ventral j)late wifli strai^lit latei'al 



marfjiiis ami apex ti'iiiicate. Scobiiias in sefjnieiils S to 

 80 83 1 )iin')iii(t(>rrifiin (tiKdi/i, sj). nov. 



21 (19-20) — Process of venti-nl plate with sinuate latei'al 



margins and narrowed, more oi' less blnnt apex. 

 Scobinas in segments 8/9 to 86/87 22 



22 (28) — Coxal expansion of anterior gonopods as long oi* a 



trifle longer than the pi'ocess of ventral plate, acute. 

 Segments without ])unctures along the suture. Stern- 



ites of the body deeply sulcate 



I)l>iPiin(t(irrir>i.< fiirrntHA, Silvestri. 



23 (22) — Coxal expansion of anterior gonopods scarcely 



reaching beyond the middle of the process of venti-al 

 plate, blunt. Segments punctured along the suture. 



Stei-nites of the body weakly sulcate 



Diuemafnrn'nif! fmiciinn, sp. nov. 



Tablk hi. 

 BISMARCK ARCHIPELAGO to SOLOMON ISLANDS. 



1 (2) — Scobinas wanting. First tergite reaching as low 



down as the 2nd Spirohohi)' cifhitii:^, Karsch. 



2 (1) — Scobinas present. — First tergite falling short of the 



2nd. laterad... 8 



8 (4) — Posterior margin of last segment produced into a 

 short spiniform, dt)wnward curved process, over- 

 reaching the valves Sj-iirohoJus voyesi, Karsch. 



■4 (8) — ^Posterior margin of last segment moi-e or less triangu- 

 lar, not reaching beyond the valves. 5 



5 (S)— Posterior margin of same segment excised in corres- 



})ondence with scobinas of the following segment... 6 



6 (7) — Legs black. Anal valves prominent 



I liiii'ii/iifiicririiti I(i)i('C(iJ(itii>t, sp. nov. 



7 (6) — -Legs reddish-yellow. Anal valves " scai'cely at all 



produced beyoud the level of the tergite." 



niil iinrrii'iis III nn'lrdis, Pocoi'k. 



