00359nam a2200109 a 4500041000800000100002000008245008500028260004600113300001000159440005800169700002200227  aeng  aHerrera, José  aRevision of the Butterfly genera Theochila and Tatochila (Lepidoptera: Pieridae)  aWashingtonbSmithsonian Institutionc1959  a80 p.  aProccedings of the United States National Museumn108  aField, William D.