114 CRUSTACEA. 



Monoculus p., L. Syst. Nat. ii. Jurine, Hist. Mon. 85, I. 



9-11. Daphnia pennata, Muller, Entom. 82, t. 12, /. 4-7. 



Branchipus conchiformis, Schceff. Elem. Ent. t. 29, jr. 3, 4. 



Swamrnerdam, Hist. Ins. 68, t. 1. Bibl. Nat. t. 31. Redi. 



Obs. t. 16, /. 5. Trembley, Mem. 92, <. 6, /. 3. Geoffr. Ins. 



Par. ii. 655. 



a c. England. From the collection of Dr. Leach. 

 d g. Near London. Presented by Dr. Baird. 



DAPHNIA vetula, Muller, Zool. Dan. Prodr. 199. Sulz. Ins. 266, 

 t. 30, /. 10. Strauss-Durck. Mem. Mus. v. t. 29, /. 25, 26. 

 Baird, Ann. Nat. Hist. i. 255, t. 9, /. 13. Proc. Berw. N. H. 

 Club, ii. 148. Daphn. sima, Muller, Entomostr. t. 12, /. 11, 

 12. Gruith. Nov. Act. Nat. Cur. xiv. 399, t. 24, f. 1-6. 

 Desm. Cons. 373. Edw. Crust, iii. 382. Monoculus exspi- 

 nosus, Degeer, Mem. vii. Mon. laevis, Fabr. Ent. Syst. ii. 

 492. Mon. conchaceus, Donov. Brit. Crust, i. t 5, /. 1. 

 Mon. sima, Jurine, Mon. 129, t. 12, f. 1, 2. 



a e. Near London. Presented by Dr. Baird. 



DAPHNIA rotunda, Strauss-Durck. Mem. Mus. v. t. 29, /. 27, 28. 



Baird, Proc. Berw. N. H. Club, ii. 148. D. rotundata, Edw. 



Crust, iii. 381. 

 a, b. Near London. Presented by Dr. Baird. 



Family POLYPHEMID^E. 



EVADNE, Loven. 



EVADNE Nordmanni, Loven, Zool. Bidr. t. 1,2. Edw. Crust, iii. 



390. Goodsir, Edin. New Phil. Journ. xxxiii. t. 6, f. 15, 16. 



Baird, Proc. Berw. N. H. Club, ii. 150. 

 a. Firth of Forth. Presented by H. Goodsir, Esq., Surg. B.N. 



Family LYNCEID^E. 



EURYCERCUS, Baird. 



EURYCERCUS lamellatus, Baird, Ann. and Mag. Nat. Hist. xi. 88, 

 pi. 2, f. 1-8. Proc. Berw. N. H. Club, ii. 150. Lynceus 1., 

 Muller, Zool. Dan. Prodr. 3396. Entomostr. 73, t. '9, /. 4-6. 

 Edw. Crust, iii. 388. 



af. Near London. Presented by Dr. Baird. 



ACROPERUS, Baird. 



ACROPERUS harpae, Baird, Ann. and Mag. Nat. Hist. xi. 91. t. 3, 

 /. 7. Proc. Berw. N. H. Club, ii. 151. Lynceus harp., Baird, 

 Proc. Berw. N. H. Club, i. 100, t. 2, f. 17. 



a e. Near London. Presented by Dr. Baird. 



