THE FAUNA OF LIVERPOOL. 



Genus CHYDORUS. 

 Chydorus Sphj,ricus. 



Pond near Woodchurch, June, 1853. Has bred freely in my Vallisneria jar. — 

 Pond at Roby. — 3Ir. Weight7nan. 



Genus ACROPERUS. 

 AcROPERUs Nanus. 



Mr. Weightman met with one specimen at Aintree beaiing most resemblance 

 to this species, but larger than it is described in Bairds work. 



Genus ALONA. 

 Alona Quadrangplaris. 



In the Litherland neighbourhood. — Mr. Weightman. 



Geuus PLEUROXUS. 

 Pleuroxus Trigonellus. 



Tolerably plentiful in the same pond with the last species, but none of the 

 specimens were striated as in the figures of Bairds " British Entomostraca." 



Genus PERACANTHA. 

 Peracantha Truncata. 



Waterloo, October, 1851. — Mr. Weightman. 



Legion LOPHYROPODA. 

 Order OSTRACODA. 



Family CYPRID^. 

 Genus CYPRIS. 

 CxPRis Tristbiata. 



Frequent in ditches and ponds. 

 Cypris Monacha. 



Waterloo. — Mr. Weightman. Ponds and streams in Wirral. 

 Cypris Fusca. 



Ponds in Cheshire. 

 Cypris Compressa. 



Taken by Mr. AVeightman. Locality forgotten. 

 Cypris Minuta. 



Roby, August, 1851. — Mr. Weightman. 

 Cypris Elliptica. 



Ponds in Lancashire. 

 Cypris ? 



Wast« ground in the neighbourhood of Liverpool. October, 1851. 



Genus CANDONA. 

 Candona Reptans. 



Found at Scarisbrick. August, 1851.— 3/r. Weightman. 



Family CYTHERIDJ::. 

 Gemts CYTHERE. 

 Cythere Aurantia. 



In tide pools round the shores, 

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