INSECTS 





Haliplus lineatocollis, Marsh. Abundant 

 in all localities 



PELOBIIDjE 



Pelobius tardus, Herbst. Rare. Stratford- 

 on-Avon (Bloom), near Harborne 



DYTISCID^ 



NOTERINA 



Noterus sparsus, Marsh. In streams, canals 

 and ponds. Near Tamworth, Sal- 

 ford Priors (Blatch), Sutton Park, 

 Knowle 

 LACCOPHILINA 



Laccophilus interruptus, Panz. In ponds 

 and canals. Salford Priors, Sutton 

 Park (Blatch), Knowle 



obscurus, Panz. In ponds and canals ; 



all localities 

 HYDROPORINA 



Hyphydrus ovatus, L. In ponds and 



ditches ; abundant everywhere 

 Ccelambus versicolor, Schall. In ponds, 



ditches and streams. Salford Priors ; 



Sutton Park (Blatch), Knowle 



inaequalis, F. Ponds, ditches and 



streams ; abundant everywhere 

 - confluens, F. Sutton Park (Blatch) 

 Deronectes assimilis, Payk. In ponds, 

 ditches and streams. Salford Priors 

 (Blatch), Sutton and Knowle 



depressus, F. Occurs mostly in streams ; 



throughout the midlands 



duodecim-pustulatus, F. In streams ; 



local. Sutton (Blatch), Knowle 

 Hydroporus pictus, F. In ponds and 

 streams ; all localities 



lepidus, Ol. In both stagnant and 



running water ; local. Sutton Park 

 (Blatch), Knowle 



rivalis, Gyll. Abundant in a small 



stream between Knowle and Solihull 



dorsalis, F. In ponds ; apparently 



scarce. Knowle (Blatch), Chadwick 

 End 



lineatus, F. Abundant in ponds ; every 



where 



umbrosus, Gyll. \ In ponds ; rare. 



angustatus, Sturm. ) Knowle 



gyllenhali, Schiod. In ponds and 



streamlets ; especially in woods. 

 Sutton, Coleshill (Blatch), Knowle 



palustris, L. Plentiful in ponds ; all 



localities 



erythrocephalus, L. In ponds ; every- 



where 



memnonius, Nic. In ponds and stumps 



of newly felled oaks in woods ; un- 

 common ; all localities 



HYDROPORINA (continued) 



Hydroporus nigrita, F. In ponds ; especi- 

 ally in woods. Knowle 



pubescens, Gyll. Abundant every- 



where 



planus, F. All localities ; plentiful 



lituratus, F. In ponds in woods and 



open country ; local and scarce. 

 Knowle (Blatch), Bently Heath 



marginatus, Duft. Pits in woods 



and in osier beds. Solihull (Blatch, 

 record only) ; Knowle 

 DYTISCINA 



Agabus guttatus, Payk. In ponds ; local. 

 Sutton Park (Blatch) 



paludosus, F. In brooks and pools. 



Knowle (Blatch), Solihull 



affinis, Payk. In sphagnum, grass tus- 



socks, etc. Sutton Park (Blatch) 



unguicularis, Thorns. Under similar 



conditions to the preceding and in 

 same locality 



didymus, Ol. In streams and ponds. 



Salford Priors (Blatch) 



nebulosus, Forst. In ponds ; local. 



Knowle (in great abundance) 



sturmii, Gyll. In ponds ; frequent. 



Knowle 



chalconotus, Panz. In ponds and 



streams. Coleshill, Sutton Park 

 (Blatch), Knowle 



bipustulatus, L. In ponds ; abundant 



everywhere 



bipustulatus var. solieri, Aub. Habitat 



same as type. Knowle 

 Platambus maculatus, L. In brooks 



throughout the district 

 Ilybius fuliginosus, F. In brooks and 



ponds ; all localities 



- ater, De G. In ponds ; everywhere 



guttiger, Gyll. In bogs ; rare. Coles- 

 hill 



- aenescens, Thorns. In ponds and bogs. 



Tysoe (Blatch), Knowle 

 Copelatus agilis, F. In ponds ; very rare. 



Near Knowle 

 Rhautus exoletus, Forst. In pools and 



pits. Knowle 



bistriatus, Berg. In pools and pits. 



Sutton Park (Blatch), Knowle 

 Colymbetes fuscus, L. In ponds, dykes 



and streams ; all localities 

 Dytiscus punctulatus, F. In ponds and 

 slowly running streams ; not un- 

 common throughout England (Fow- 

 ler), Knowle 



marginalis, L. Abundant in ponds ; 



in all localities 



Acilius sulcatus, L. In ponds and ditches ; 

 everywhere 



