EXPLANATION OF PLATES. 361 



Tab. XXV. 

 Figs. 1, 2. Canthocamptus furcatus, prone and in profile. 



2 a, First pair of thoracic feet. 



3. C. minuticornis. 



4, 5. C. minutus, male and female. 



4ffl. Antenna of male. 5 a. Do. of female, h. Antennule. 

 c. Mandible, d. Second pair of foot-jaws. e. First pair of 

 do. f. First pair of thoracic feet. g. Second pair of do. 

 h. Third pair of do. i. Fifth pair of feet. 



Tab. XXVI. 

 Figs. 1, 2. Diaptomus castor, male and female. 



2 a. Antennule. b. Mandible, c, d. First pair of foot-jaws. 

 (d. Profile view.) e. Second pair of foot-jaws. f. Third 

 pair of do. g. First pair of thoracic feet. h. Second pair of 

 do. 2. Fifth pair of feet, in the male. y. Do., in the female. 



Tab. XXVII. 



Figs. 1, 2. Anomalocera Patersonii, male and female. 



1 a. Antennule. b. Mandible and palpus, c. First pair of 



foot-jaws. d. Second pair of foot-jaws. e. Third pair of 

 do. f, g. The head in two different positions, to show the 

 sharp-pointed beak, and the situation of the eye. h. First 

 pair of thoracic feet. i. Fifth pair of feet in the male. 



2 ff, b. Head of female ; two different views to show the beak, the 



eye, and the sharp, curved spine on ih'st ring of thorax. 

 c. Fifth pair of feet in the female. 



3. Canthocamptus Stroviii. 



a. First pair of thoracic feet. 



Tab. XXVIII. 

 Fig. 1. Temora Finmarchica. 



a. Mandible and palpiform branch, b. Antennule. c. First pair 

 of foot-jaws. d. Second do. e. Third do. / Antenna. 

 g. First pair of thoracic feet. 



2. Arpacticus nobilis. 



a. Antenna, b. Antennule. c. Fifth pair of feet. d. Posterior 

 foot-jaws. e. First pair of thoracic feet. 



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