213 



ores. Pedes saltatorii ulfcimi paris ramo exteriore ovali, in mar- 

 gine exteriore dentibus duobus armato; ramo interiore in apice 

 spinam gerenti. Appendix caudalis longior qvam lata, ovata. 

 C h r i s t i a n i a f j o r d . 



Gen. VI. C 'he i r oc r at us. Norman 1865. 

 ?Cheirocratus. Norman, Dredging Report on the Coast of Nort- 

 humberland and Durham. Natural His tory. Transactions of 

 Northumberland and Durham 1865. p. 2. 



Mandibulæ articulo palpi 3tio longo, attamen breviore qvam 2do. 

 Maxillæ lmi paris lamina interiore lata, sed non perlonga, 

 in margine setis compluribus plumosis instructa. 

 Corpus elongatum ; epimeris parvis. 

 Oculi parvi, rotundali. 



Segmenta postabdominis posteriora dentibus armata. 



Antennæ superiores inferioribus multo breviores; pedunculo 

 longitudinis mediocris. 



Pedes lmi paris manu debili, vix subcheliformi. 



Pedes 2di paris manu permagna subcheliformi; manu apud 

 marem multo majore qvam apud feminam. 



Pedes saltatorii ultimi paris prælongati ; ramis in vice m longi- 

 tudine fere æqvalibus. 



Appendix caudalis profunde tissa. 



C. SundeicaUi. Rathke 1843. 

 Gammarus Sundewalli. Rathke, Acta Acad. Leopold. Tom. XX. 



p. 65. tab. III. fig. 2. 1843. 

 Lilljeborgia Shetlandica. Spence Bate and Westwood, Brit. sessile- 



eyed. Crust. p. 206. 1863. 



Segmentum postabdominis 4tum et 5tum in medio margine 

 posteriore dentibus acutis binis aut ternis armata; segmentum 

 6tum spinis nonnullis instructum ; segmentum 3tium angulo infe- 

 riore posteriore acuminato. Antennæ superiores pedunculo infe- 

 riorurn parum modo longiores. Pedes lmi paris manu oblonga, 

 ovali, angusta, longitudinem carpi æqvanti. Pedes 2di paris manu 

 permagna, oblonga, ovata, in margine inferiore posteriore denti- 



