The Amphipoda of Bermuda. 



49 



Maera tinkerensis sp. nov. 



Eyes rather large, circular, with ocelli very widely separated, 

 hiterantennal lobes of head not prominent. Back sparsely setose. 



First antennae with long peduncle, somewhat longer than fiagellum, 

 more than ^/2 as long as body ; first joint of peduncle tapering 

 slightly, rather longer than head, bearing on proximal half of lower 

 margin 3 setae equidistant from each other and on upper margin, 

 numerous very fine setae, apically a single seta and fascicle of 

 setae; second joint more slender than first and slightly longer, 

 ]:)rovided with fascicles of setae on upper margin and short setae 

 on lower; third joint less than ^/s as long as second; principal 

 fiagellum composed of many segments, provided apically with short 



Fig. 18. Maera tinkerensis sp. nov. 



setae ; accessory fiagellum long, made up of 5 segments. Second 

 antennae only slightly longer than peduncle of first, with gland cone 

 long and slender ; third joint about 3 times as long as broad ; fourth 

 and fifth joints slender, fourth being slightly longer than fifth ; fia- 

 gellum scarcely longer than last joint of pedimcle, made up of 

 about 6 segments. 



Mandibles with denticulated cutting edge and all parts moderately 

 developed ; palp 3-jointed, with second joint longest ; third joint of 

 tapering form and provided with long setae on inner margin. Lower 

 lip of ordinary form, rather broad and furnished with strong mandib- 

 ular processes. First maxillae with 2-jointed palp of uniform width 

 and with square apex and furnished with 7 or 8 plumose spines, 

 proximal joint of palp with numerous very fine setae on outer margin ; 

 outer plate extending beyond middle of second joint of palp, some- 



Trans. Conn. Acad., Vol. XVI. 4 May, 1910. 



