84 THE CANADIAN ENTOMOLOGIST. 



Resembling the preceding species, head 



and thorax yellow, the latter with 



median basal spot of variable size. Legs 



reddish yellow, femora not piceous. 



First ventral of male without median 



smooth space. .08-09 in.^^//rtr/^,Melsh. 



ff. Thorax entirely yellowish above, prosternum 



partly yellow. Head, tip and often also 



the sides of abdomen, with the legs, of the 



same colour, rest blackish. 



.06-. 09 in cervicalis, Melsh. 



 dd. Elytra entirely black. Thorax without yellow 

 margin, tibiae and tarsi usually pale, femora more or 

 less piceous. 



Size moderate, metacoxal line at apex of curve 

 nearly reaching the suture between first and 



second ventrals. .08-. 10 in lacustr is, 'Ltc. 



Size small, metacoxal line forming an arc, scarcely 

 half as long as the first segment of abdomen. 



.05-.06 in punct7im, I.ec. 



cc. Form oblong oval, more than one-half longer than wide. 

 Thorax narrower than elytra. Sides nearly straight, 

 except near front angles, where they are arcuate. Black, 

 each elytron with a small oval reddish spot near centre, 

 sometimes wanting. Legs dark. .06 in. . .pundatiis, Melsh. 



The name hcsmorrhoics does not occur in the above table, since it is 

 considered a synonym of fratenms. The spotted species, ornatus, 

 flavi/rons dixxd pimctatus, are quite rarely seen in collections. 



Formerly the specimens of Coccidula from both sides of the conti- 

 nent were referred to iepida, Lee, as it was thought that the difference 

 in colour was merely varietal in character. However, Dr. Horn has 

 separated them as follows, both species being yellowish-red (or a 

 bleached derivative) above, and piceous below, with the markings now 

 described. The head is piceous, the legs yellowish. 

 Elytra with basal transverse piceous band, which joins at the humeri with 



a lateral stripe of the same colour reaching about two-thirds to apex. 



Suture with a blackish stripe connecting the basal band with a cordi- 



form spot which is situated one-third from apex, .12 inch. This is 



