HANSEN'S TABULAR VIEW 



341 



CYMOTHOIB GROUP. 



/Mandibles with the rather broad, more or less triden- 

 tate catting edges meeting squarely behind the I 

 large upper lip ; the secondary plate and peculiar 

 equivalent for the molar well developed I 



First maxillae having the plate of the first joint armed rCirolanidte 

 with three spines, that of the third with many 



Second masillte of moderate size, the three free plates | 

 very setose 



Maxillipeds with the ' palp ' rather broad, very setose 



Mandibles with the distal part produced into a long > 

 prominent process, the pair much overlapping; the 

 secondary plate and molar evanescent 



First maxillae having the plate of the first joint un- 

 armed, of the third carrying one very long spine ?-Corallanidse 



Second maxillse smaUand feeble, the free plates almost 

 rudimentary, with few setae 



Maxillipeds with the ' palp' narrowed, not very setose 

 \ (the antepenultimate joint rather elongate) 



First maxillffi having the plate of the first joint un- ' 

 armed, of the third carrying two spines or only one 



Second maxillae feeble, sometimes very small, with one 

 plate or none, the sets very few or none 



Maxillipeds with the ' palp ' rather broad, with no elon- 

 gate joint 



-Alcironidse 



Barybrotidas 



Mandibles with the secondary plate very often (per-^ 

 haps always) visible; the 'palp' with no inflated 

 joint ' 



Maxillipeds commonly seven- jointed, sometimes four- 

 jointed, the last joint in the latter case rather short, 

 obtuse 



-^gidae 



Mandibles with no secondary plate; the 'palp' in the \ 

 adults with the first joint or both first and second 

 joints inflated ^Cymothoidas 



Maxillipeds always four-jointed, the last joint rather I 

 long and narrow, subacute ' 



