JOURNAL OF MICROSCOPlCxiL SCIENCE. 



EXPLANATION OF PLATE XIX, 



Illustrating Dr. Hudson's paper on PedaUon mira. 



Fig. 

 1. — Dorsal view of female of Fedalion mira. 

 m. The dorsal limb. 

 n. The right iuuer limb. 

 0. The right outer limb. 

 p. The pseudopodium. 



fS"tPT°'' I of the left outer limb. 

 0. Ihe elevator 3 



d. The depressor | ^^ ^^^ j^^^ j^,^^^. jj,^^^ 

 c. ihe elevator ) 



e. The left pair of muscles of the pseudopodium ; the upper tlic 



elevator, tlie lower the depressor. 

 /, g. Circular muscles surrounding the base of the trochal disc. 

 h The left depressor ") ^^ ^^^^ ^^^^^j j-^^^^ 

 k. ihe left elevator (.'') ) 

 /. The antenna of the left outer limb. 



2. — Side view of female of PedaUon mira. 



a — p. As in Fig. 1. 



q. Depressor of dorsal antenna. 



r. Dorsal antenna. 



5. Left depressor of the chin. 



t. Extremity of left elevator ) <• , ,• 



-Pi -i e \ n A r ot pseudopodium. 



«. Jiixtremity ot leit depressor y ^ ' 



3. — Ventral view of female PedaUon mira. 

 e. As in Figs. 1 and 2. 



a'. Ventral portion of depressor of left outer limb. 

 a and a' of the left outer limb meet a similar pair of the right outer 

 limb on the mid-dorsal and mid-ventral surfaces, and the 

 four together encircle the whole body ; there is another 

 encircling pair of muscles belonging to the dorsal limb, ?«, 

 portions of which are shown at k, Figs. 1 and 2. 



4. — Dorsal view of male of PedaUon mira. 



5 . — Side view of male of PedaUon mira. 



6. Mastax flattened by the compressorium. 



7. Enlarged view of the dorsal antenna of the female. 



N.B. — In the above figures the imbricated plumes of some of the outer 

 limbs, as well as the bristles on some of the inner and dorsal 

 limbs, have been omitted for the sake of clearness. 



