1977] 
Lanigan & Barrows — Murgantia histrionica 
193 
male approaches 
front of 12 
female 
male approaches 
rear of g 
female 
12 
18 
male ante-mates 
female antennae 
1 7 
male moves to side ' 
of female and antennates 
the side of her abdomen 
16 
male moves to rear 
of female and antennates 
posterior part of female 
abdomen, female raises 
her abdomen , , 
15 
male extends his 
aedeagus and turns 
away from the female 
15 
male antennates 
posterior part of g 
female abdomen 
female crawls 
away from the male 
6 
14 
pair copulates 
14 
Figure 1. Behavioral sequence in courtship involving 20 pairs of Murgantia 
histrionica. See the text for further explanation. 
