53 



HARDWICKE'S SCIENCE-GOSSIP. 



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Fig. 26.— .17 ' acrotrachcla imiltispinosa, n. sp., retracted, 

 dorsal view. 



Fig. 27. — Ditto, retracted, ventral view. 



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Fig. 28.— Ditto, optical section Fig. 29.— Ditto, foot-spurs, 

 through neck, showing spin- dorsal and lateral views, 



ous half-collar. 



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Fig. 33.—^ ' acroirachela fapillosa, foot-spurs, 

 dorsal view. 





Fig. 30. — Macroirachda fapillosa, n. sp., dorsad 

 view, corona expanded. 



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Fig. 3T. — Ditto, dorsal view, retracted. 





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Fig. 32.— Ditto, ventral view, retracted. 



All {except Figs. 29 and 33} are drawn to uniform scale, viz. X 300 diam. 



