94 CATALOGUE OF BRITISH CRUSTACEA. 



1. DAPHNIDELLA WINGII. Wing's Water-flea. 



Daphnidella Wingii, Baird, Brit. Ent. p. 109, t. 14, f. 14. 



Middlesex. 



Surrey (near Richmond). 



FAM. III. POLYPHEMID.E. 



Cepbalota (p.) Latr. Gen. Crust, et Ins. i. p. 20. 

 Polyphemidae, Baird, Trans. Berw. Nat. Club. (1845) ; Dana, Proc. 

 Amer. Acad. Art. $- Sci. (1849). 



1. POLYPHEMUS. 



Monoculus, Linn. 



Polyphemus, Mutter, Ent. 



Cephaloculus, Lam. Syst. An. s. Vert. p. 170 (1801). 



Scalicerus, Koch, Deuts. Crust. 



1. POLYPHEMUS PEDICULUS. Fresh-water All-eye. 



Polyphemus pediculus, Strauss, Mem. Mm. v. ; M. Ediv. Crust. 



iii. p. 389; Baird,Brit. Ent. p. Ill, t. 17, f. 1. 

 Monocle, &c., Geoffr. Ins. ii. p. 656. 

 Monoculus Pediculus, Linn. Faun. Suee. p. 2048 ; Syst. Nat. p. 



1058 ; Sulzer, Insect, t. 30, f. 8 a. 

 Monoculus pediculus ramosus, Degeer, Mem. vii. p. 467, t. 28, f. 



913. 

 Polyphemus stagnorum, Latr. Cuv. R. A. iv. p. 163; Leach, Diet. 



Sc. Nat. xiv. p. 540 ; Desm. Cons. t. 54, f. 1. 

 Monoculus Polyphemus, Jurine, Hist. p. 143, t. 15, f. 1 3. 

 Polyphemus oculus, Muller, Entom. p. 119, t. 20, f. 1 5; Leach, 



Sam. Ent. U. Comp. p. 81 ; Baird, Trans. Berw. N. Club, ii. 



p. 149. 

 Cephaloculus stagnorum, Lam. Syst. An. s. Vert. p. 170; Hist. An. 



s. Vert. v. p. 131. 



Scalicerus pediculus, Koch, Deutsch. Cr. h. 37, t. 2. 



a, b. Near London (Richmond). Presented by Dr. Baird, F.L.S. 



