30 PEOCEEDINGS OF THE NATIONAL MUSEUM vol.80 



KEY TO THE SPECIES OF COCCINELLA 



MALES 



1. Head with a broad white stripe across the front 2. 



Head black, with two white spots near the eyes 3. 



2. Anterior coxae with a white spot. Elytra never with trans- 



verse black fasciae. Penis extended into a triangular process, 



which is nearly as wide as long novemnotata. 



Coxae black. Elytra frequently with transverse black fasciae. 

 Penis extended into an acuminate process, which is much 

 longer than wide trif asciata. 



3. Mesepimera and metepimera black. Penis without emargina- 



tions or processes, sugarloaf like in shape hieroglyphica. 



At least the mesepimera white. Penis of a different shape 4. 



4. The siphonal capsule strongly chitinized. The sipho not 



dilated immediately beyond the siphonal capsule, and not 



provided in this region by a wide opening 5. 



Siphonal capsule rudimentary, not more strongly chitinized 

 than the rest of the sipho. Sipho strongly dilated immedi- 

 ately beyond the siphonal capsule, and provided with a wide 

 opening. Mesepimera and metepimera white undecimpunctata 



5. Body little convex. Elytral suture with a broad black stripe. 



Penis extended into a fingerlike process, the sides of which 



are subparallel suturalis. 



Body moderately to strongly convex. Elytral suture without 



or with a narrow black stripe 6. 



6. The sides of the penis deeply emarginated, its proximal part 



extended into a rhomboidal or triangular process 7. 



The sides of the penis convergent distally, its proximal end 

 extended into a more fingerlike process, acuminate at the 

 end 10. 



7. Anterior coxae with a white spot. Convexity of the elytra very 



great in the posterior third of their length. Penis extended 



into a rhomboidal process prolongata. 



Anterior coxae black. Convexity of the elytra regular. Penis 



extended into a triangular process 8. 



8. Penis extended into a process that is much longer than wide, 



the sides of this process strongly concave transversoguttata. 



Penis extended into a broad triangular process, the sides of 



which are straight 9. 



9. Body convex. Elytra spotless calif ornica. 



Body moderately convex. Elytra spotted johnsoni. 



10. Body large, strongly convex. Penis gradually narrowing dis- 

 tally, extended into a long fingerlike process nivicola. 



Body smaller, moderately convex. Penis abruptly narrowed 



distally, and extended into a short, acuminate process difRcilis. 



FEMALES 



1. Mesepimera and metepimera black. Infundibulum not dilated 



at its posterior end hieroglyphica. 



At least the mesepimera whiti.' 2 



2. Metepimera white 3. 



Metepimera black or dark brown S. 



