MAYER: COLOR AND COLOR-PATTERNS. 255 
TABLE OF CONTENTS. 
PART A. 
GENERAL PueNomMENA or Coror ix Leprpoprera, 
I. Crhassirication or Conors, 
PAGE 
(1) Pigmental Colors 4 ; : ’ 5 : d : ; 2 169 
(2) Structural Colors : : ; : : : . : : " 170 
(3) Combination Colors. 4 : ; F : 171 
(4) Quantitative Determination of Figmental Colors . : ; ; 172 
(5) Spectrum Analysis of Colors of Lepidoptera — . : : é : 178 
(6) Summary of Results ; : : : : : : : : 174 
Il, Tue rssentiAn Nature or PiGMENTAL Conor IN LEPIDOPTERA. 
(1) Pigments of Larvae 
(2) Pigments of Imagines 
a) 
—I =J 
oe 
III. DeveLopment OF THE VARIOUS CoLors IN THE PUPAL WINGs. 
(1) Historical Account of previous Researches. 5 176 
(2) Development of Color in the Pupal Wings of Callosamia promiethee 178 
(8) Development of Color in the Pupal Wings of Danais plexippus 
(archippus) . ; : ; ‘ 3 , ; : é : 180 
IV. Tue Laws wich GoverRN Tor Conor—Parrerns or ButrrerrLies AND 
Morus. 
(1) Historical Account of previous Researches i : ‘ ; : 181 
(2) Laws of Color-Patterns . : : : : 183 
(3) Detailed Discussion of the Laws of Color- Patterns : : : ; 185 
(4) Origin of Color-Variations : : , ; : ; , 189 
Bibliography of Color- Apennaniou: ; ‘ ‘ ‘ 5 190 
(5) Climate and Melanism : : p : ; 190 
(6) Relation between Climate and Galena of Papilios : i : : 191 
V. Tur Causrks wich HAVE LED TO THE DEVELOPMENT AND PRESERVATION 
or THE ScALEs or THE LEPIDOPTERA, 
(1) Experiments and Theory . 0 : : ‘ : : : : 192 
(2) Summary of Conclusions . : ; - : j y t 197 
PART B. 
CoLon—VARIATIONS IN THE HmLiconIpAr. 
I. Generar Causes WHICH DETERMINE COLORATION IN THE HELICONIDAR. 
Il. Mrruops rursueD IN STUDYING THE CoLoR—PATTERNS OF THE 
HELICONIDAR. 
(1) The Two ‘Types of Coloration in the Danaoid Heliconidae 204 
(2) Detailed Description of the Melinaea ‘Type of Coloration 205 
