author's abstract of this paper issued 

 by the biblivjgrapdic service, may 1 



GENETIC STUDIES ON THE MEDITERRANEAN 

 FLOUR-MOTH, EPHESTIA KUHNIELLA 

 ZELLER 



P. W. WHITING 



Zoological Laboratory of the University of Pennsylvania 



ONE FIGURE AND TWO PLATES 



CONTENTS 



I. Introduction 414 



A. Distribution and taxonomy 414 



B. Source of the material 416 



C. Technique 417 



II. Observations, experimental data, and conclusions 419 



A. Description and origin of variations noted 419 



1 . Description of variations 419 



a. Color •. 419 



h. Size 419 



• c. Leg spines 419 



d. Genitalia 420 



e. Mouth parts 420 



2. Analysis of original stocks 421 



a. Bussey stock. Defective mouth parts 421 



h. Lowell stock. Defective mouth parts and sooty 



base 421 



c. Calvert stock. Cleft tongue and sooty base 422 



d. Washington stock. Defective mouth parts 422 



e. Strain A of Washington stock. Black color and dark 



mid-area 422 



B. Tests for the hereditary nature of variations noted 423 



1 . Heredity of color variations 423 



a. Black 423 



b. Dark mid-area 423 



c. Sooty base 424 



2. Heredity of oral defects 424 



a. Cleft tongue. The masking of a Mendelian differ- 

 ence by environment 424 



6. Defective palpi 426 



C. Tests for linkage of cleft, black, and sooty 426 



1. Free segregation of cleft and black 427 



2. Free segregation of cleft and sooty 427 



3. Apparent complications of black and sooty 428 



413 



