RECENT BRITISH OSTRACODA. 



495 



rig. 5. Cythet'idea torosa, x 210. 

 m. Abdomen of female^ x 84. 

 n". Second joint of last right foot of the male, 

 x210. 



0. Ringed seta of last foot, x 400. 



h. Foot of last pair (left) of male, x 210. 



g. do. second pair (right) of male, x 210. 



g". Foot of second pair (left) of male, x 210. 



/. do. first pair (female), x 210. 



/". do. do. (male, right), X 210. 



k. Copulative organs of male, x 84. 



p. Branchial appendage of mandible palp, x 210. 

 Fig. 6. Xestoleberis aurantia, x 210. 

 Fig. 7. Cytlierura nigrescens, x 210. 



Plati 



Fig. 1. Cytheridea papulosa, x 210. 



h. Third foot, male. 



/. First foot (right) of male. 



/". do. female, and left of male. 



Fig. 2. Cytheridea lacustris, female, x 210. 

 Fig. 3. Loxoconcha elliptica, x 210. 

 Fig. 4. Loxoconcha impressa, x 210. 



k. Apical portion of copulative organs of male. , 



Plate 



Fig. 1. Cylindroleberis MaricB. 



a. Upper antenna of male, x 40. 



b. do. female, x 84. 



c. Lower antenna of female, x 40 ; c", secon- 



dary branch, x 40. 



d. Secondary branch of lower antenna of male, 



x84. 



e. Mandibular foot, x 84 ; e", first maxilla. 

 /. Second maxilla, x 84. 

 g. Third maxilla, x 84. 

 n. Abdominal laminpe, x 84. 



i. Extremity of "oviferous foot," x 210. 

 Fig. 2. Cylindroleberis teres, female, x 84. 



a. Upper antenna, x 84. 



b. Mandibiilar foot, x 84. 



c. First maxilla, x 84. 



d. Abdominal lamina, x 84. 

 Fig. 3. Philomedes interpuncta. 



a. Secondary branch of lower antenna, x 84. 



b. Mandibular foot, x 84. 



c. Third maxilla, x 84. 



d. Extremity of oviferous foot, x 210. 



e. Abdomen, seen from side, x 84. 



XL. 



m. Abdominal lobe. 

 Fig. 5. Ilyobates bartonensis, x 210. 

 Fig. 6. Cytheridea elongata, male, x 210. 

 Fig. 7. Paradoxostoma hihernicum, x 210. 



0. Extremity of mandible. 

 Fig. 8. Bythocythere simplex, x 84. 

 Fig. 9. Paradoxostoma sarniense, x 210. 



XLI. 



/. Abdomen, seen from below, x 84. 

 Fig. 4. Bradycinetus Macandrei. 



Secondary branch of lower antenna, female, 

 X 210. 



Fig. 5. Bradycinetus brenda. 



a. Upper antenna of female, x 84. 



b. Mandibular foot of female, x 84. 



c. First maxilla of female, x 84. 



d. Second maxilla with portion of branchial 



plate, x84; rf", man dibuliform processes. 

 Fig. 6. Pseudocythere caudata. 



Third foot, x 210. 

 Fig. 7. Sclerochilus contortus. 



a. Upper antenna, x 210. 



d. First maxilla, x 210. 



/. First foot, x 210. 



k. Copulative organs, male, x 210. 

 Fig. 8. Paradoxostoma variabile. 



a. Upper antenna, x 210. 



b. Lower anteima, x 210. 



g. Second foot, x 210. 



h. Third foot, x 210. 



Fig. 9. Conchoecia obtusata ?, x 40. 



