5442 Insects. 



4. Ilybius, Erichs. 



I. ater, Degeer, Steph. I. quadrinotatus, Steph. Not unfrequent ; 

 Gomer pond. 



I. obscurus, Marsh. , Steph. I. quadriguttatus, Lacord. Not com- 

 mon; ditches. 



I. uliginosus, Linn. I. fuliginosus, Fabr., Steph., I. lacustris, 

 Steph. Rather scarce ; ponds near Southsea. 



5. Agabus, Leach. 



A. agilis, Fabr., Steph. A. oblongus, Steph. Not rare ; ditches 

 at Grange. 



A. uliginosus, Payk. A. dispar, .Bo/a?. Found in some abundance 

 in a small quarry on Chark Common. 



A. Sturmii, Gyll., Steph. Occasional ; ditches at Chark Common. 



A. chalconotus, Panz., Steph. A. cyaneus, A. montanus, A. ater- 

 rimus, A. nigroseneus, Steph. Tolerably common ; ponds at Chark 

 Common, 



A. maculatus, Linn., Steph. Occasional; ponds near Portsmouth. 



A. didymus, Oliv. A. vitreus, Payk., Steph. Rather rare; ditches 

 at Chark. 



A. paludosus, Fabr., Steph. A. striolatus, Steph. Not common; 

 ditches at Grange. 



A. bipunctatus, Fabr. A. nebulosus, Steph. Very common ; ponds 

 and ditches. 



A. conspersus, Marsh., Steph. A. subnebulosus, Steph. Rare ; 

 ditches at Grange. 



A. bipustulatus, Linn., Steph. A. Snowdonius, Newm., Steph. 

 Very abundant ; ditches and ponds. 



6. Noterus, Clairv. 



N. crassicornis, Fabr., Steph. Occasional ; ditches at Grange. 

 N. semipunctatus, Fabr., Steph. Tolerably frequent; ditches. 



7. Laccophilus, Leach. 



L. minutus, Linn. L. hyalinus, Steph. Abundant ; ditches, 

 everywhere. 



8. Hyphidrus, i7Z. 



H. ovatus, Linn., Steph. H. variegatus, Steph. Rather abundant; 

 ditches. 



