MAYER: COLOR AND COLOR-PATTERNS. 
TABLE 4. 
Showing the presence or absence of the “Middle Black ” Mark 
(Area IV) of the fore wing in the Danaoid IHeliconidae. 
GENERA. Present. i Absent, 
Lycorea 5 
Ituna 3 
Athesis 3 
Thyridia 6 
Athyrtis 2 
Olyras 2 
Eutresis . 2 
Aprotopos 2 
Dircenna 11 1 
Callithomia 3 
Epithomia 2 l 
Ceratinia 34 | 7 
Sais... 5 | 
Scada . g T | 
Mechanitis 24 
Napeogenes 25 5 
Ithomia 194 6 
Aeria 4 
Melinaea 23 1 
Tithorea 10 
| 
De!!! m 366 | 20 
Excluding Ithomia . | 172 14 
Present, but changed to 
some color other than black. 
12 rufous or brown. 
12 
