72 



me ; I have ranged it as a Cyclocephala, merely 

 from the description. 



Sp. 40. Glacialis. — This species I propose as the 

 type of the genus Macrosoma ; to it belong most 

 probably Mel. lurida in the Tunstall cabinet, as 

 well as M. striata and testacea of Fabricius. Mr. 

 Tunstall's collection at his death went into the 

 possession of Mr. Allan, and was the nucleus of the 

 Entomological Cabinet of the present Newcastle 

 museum. 



Sp. 43. Tristis. — This insect was received from 

 North America, and described from Mr. Blackburn's 

 cabinet at Warrington. I have not been able to ascer- 

 tain in what state of preservation that collection is 

 at present. It has not yet been dispersed; and as 

 it is an authentic cabinet, and was named in early 

 days, it may be the means of making us acquainted 

 with several unknown Fabrician insects. 



Sp. 45. Hirticollis. — This insect is unknown to 

 me, although described from Vahl's cabinet. The 

 Gmelin edition of the Systema of Linneus, page 

 1569, sp. 300, merely adds, that in size it ap- 

 proaches Sc. fuscus. 



Sp. 47. Ruficollis. — There are two species in the 

 Banksian collection ticketed with this name. 

 Schbnherr in a note attached to this species, seems 



