98 NOTES ON THE 



tematic Catalogue, but the insect does not exist in the 

 Stephensian Collection ; there it is represented by M. scabri- 

 nodesy male. This species, which is the 31. fuscida of Ny- 

 lander, is very abundant on our coasts ; it abounds along the 

 Undercliff, Isle of Wight, and many large colonies exist on 

 the shore below Southend ; it is also abundant at Folk- 

 stone, &c. 



5. 31. simillima, Smith ; this insect was sent to me by 

 Mr. Dale some years ago, captured in Dorsetshire. 



Family Formicid^e. 



6. Tapinomia collina } Forster (Hym. Stud. Form. p. 43, 



21). This species was captured by Mr. Dale, at . 



It is a form new to our Fauna — being characterized be- 

 having the scale decumbent, the base of the abdomen being 

 produced and overhanging the abdominal scale and pe- 

 duncle ; this is the most obvious point of difference from 

 Formica. 



Notes in explanation of the New Species of Aculeate 

 Hymenoptera in Stephens's Systematic Catalogue. 



NO. 



4865. Pompilus nervosus, Steph., the 5 of P. gibbus, Linn. 



4S66. P. cognaius, Steph., the § of P. pectinipes, Linn. 



4867. P. basalts, the $ of P. gibbus, Linn. 



4868. P. phceopterus, Steph., the 5 of P. affinis, Van der Lind. 



4869. P. apicalis, Steph., the $ of P. niger, Fab. 



4870. P. aterrima, Steph., the 5 of P. niger (major), Fab. 

 4873. P. argyrostoma, Steph., the $ of P. plumbeus, Fab. 



4875. P. nigerrimus, Steph., the § of P. petiolatus, Van der Lind. 



1877. P. subfasciatus, Steph., the $ of P. hyalinatus, Fab. 



4879. P. nebulosus, Steph., the $ of P. exaltatus, Fab. 



4880. P. zonatus, Steph., the $ of P. exaltatus (minor), Fab. 



4881. P. subnebulosus, Steph., variety of the $ of P. exaltatus, Fab. 

 4884. P.formosus, Steph., the $ of P. notatus, Rossi. 



