510 



FAMILY XVI. — CJCOINELLID.E. 



I. Anisosticta Dupcnehel. 1642. ( Gr., ' ' unequal + spot. ' ' ) 



One of the three recognized North American species occurs in 

 the State. 



972 (3033). Anisosticta steigata Thumb., Ins. Suec. IX, 1794. 113. 



Ovate, somewhat elongate. 

 Head yellow, black at base; 

 thorax and elytra yellow, fine- 

 ly punctate, the former with 

 two obtriangular black spots, 

 tl|j§ the outer front corner of each 

 of these often isolated as a 



Fig 185 a, Anisosticta striata; b, var. of ' same;' c, Hi VT odamia dot; elytra with a Common M- 

 gLacmas; d, Anahs 1 5 -punctata ;.e, same var. mali. (After Leng ) 



lobed spot on the scutellar re- 

 gion and usually eight others on each, black ; some of these often more or 

 less united to form fewer and larger spots. Beneath black; legs, antenna?, 

 sides of abdomen and last ventral segment yellow. Length 3.3 mm. (Fig. 

 185, a and 1). ) 



Beneath rubbish on beach of Lake Michigan near Pine and 

 Millers, Lake County; scarce. March 26-June 29. A species of 

 northern range. 



II. Megilla Muls. 1851. (A mythological name.) 



In this genus the thorax is subquadrate with the base sinuate, 

 rounded and finely but distinctly margined. One species occurs in 

 the State. 



*973 (3036). Megilla maculata DeGeer, Mem. V, 1775, 392. 



Oval, subconvex. Head black with a 

 triangular red spot on front ; thorax 

 and elytra reddish, the former with an 

 obtriangular black spot on each side of 

 median line; elytra with two black 

 spots on suture and four (the second 

 the largest) arranged longitudinally 

 near the outer edge of each. Beneath 

 black, the prosternum and a row of tri- 

 angular spots on each side of abdomen, 

 reddish. Length 5-7 mm. (Fig. 186.) 



Throughout the State; common. 

 January 12-November 5. Gregari- 

 ous in winter. During October it 

 congregates beneath rubbish and rig. 186. x 6. (After Forbes.) 



logs, mullein leaves, etc. On several occasions I have found them 

 in midwinter by thousands, huddled together beneath piles of the 



