340 



EUG. DADAY DE DEES 



Packard ne nous indiciue pas précisément les caractères du 

 mâle. 



Subg-en. Streptocephalellus, n. subgen. 



Frons maris aut simpliciter rotundata, aut in medio minime 

 sinuata, appendice carens. 



Sp. Streptocephalus Purcelli (î.-O. Sars. 

 Fig'. 59, a-d; lig^ tiO, a-b. 

 Streptocephalus Purcelli Sars, 101, p. 4, Tab. 1 ; 100, p. 18, Tab. 2, fig. 3-5. 



Mas. Corpus médiocre, trunco longitudinem abdominis sine 

 cercopodibus superante. Segmenta omnia thoracalia abdomi- 



naliaque super- 

 ficie laevi. Cerco- 

 podes sat longi, 

 ensiformes, api- 

 cem distalem ver- 

 sus parum atte- 

 nuati, apice dis- 

 tali rotundato, in 

 margine exterio- 

 re usque ad par- 

 tem tertiam dis- 

 talem rare setosi, 

 setis minutis, in 

 margine interio- 

 re setis validius- 

 culis, longiori- 

 bus, apieem dis- 

 talem versus sen- 

 sim decrescenti- 



Fig. 59. — Slreplocephalus Purcelli G. U. Saii. — «, ^ , vp<5titi • Inn 



antenna inferior, sec. ^;.0. Sors; 6, tf capul supra visuni, ^"- vcMiii, luii 



sec. G. 0. Sars: c. d" antenna int'erior, sec. G. 0. Sars; oitydine SOlum 

 rf, cf cercopodes, sec. G. 0. Sars. , , . 



segmentorumtri- 

 um abdominis posteriorum, simul junctorum (fig. 59, d.). 



Caput fronte acutiusculo rotundata, in medio minime sinuata, 

 appendice carens (fig. 59, b.). Antennae superiores fere longi- 

 ludine articuli basalis antennarum inferiorum. Antennae infe- 



