JOURNAL OF MICROSCOPICAL SCIENCE. 



DESCRIPTION OF PLATE X, 



Illustrating C. Claus's paper on tlie Morphology of the 



Copepoda. 



Fig. 

 1. — An instance of interrupted development in Cyclops. 



2. — A pair of two-branclied swimming feet. 



3. — Nicofhoe Astaci. The letters signify (as also in the other figures). 



a. rirst pair of antennae. 



b. Second pair of antennae. 



c. Mandibles, or piercers. 



d. Maxillse, or palpi. ) 



e. Pirst jaw-foot. 

 /. Second ditto. 



(/, h, i, /,: The four pairs of feet. 



/. Rudimentary pair of feet. 



4__The oral orgaus of Xicot/ioe, X 300 diam. 



5. — The female Nicothoe Astaci, as viewed through a lens. 



G. — The male of Brachiella Triglce, with especial regard to the oral organs. 



(The sexual organs were not completely made out.) 

 7. — Anterior extremity of the body of Anchorella mieinaia {Ocidm 



Mori-hid). 

 8. — Mandibles and maxilloe, the jaws and palpi of the same form, x 300 



diam. 



9. — Maxillai and palpi of Lerntsopoda Qalei. 

 10. — The second antennae of Lernteopoda Gcdei. 



11 & 12. — Loplionra Edtccirdsi, on the dorsal and ventral aspects, from 

 drawings by Kolliker. 



