1064 N. C. AGR. EXP. STA. BUL. 239 
short; aedeagus with preatrial portion distinct, acute, shaft curved regularly 
caudodorsally, not sinuate. 
Color of crown, pronotum, and scutellum greenish-yellow, a conspicuous 
cruciate design on crown, a pair of spots on anterior half of pronotum and a 
band along its posterior margin, basal angles and a median sagittate marking 
on scutellum, black; forewing sordid green with variable dull yellow suffusions 
near costal margin (more extensive in some specimens), with a narrow 
marginal black border extending entire length of costal margin, around apex 
and basally to claval apex; clypeus black except two transverse marginal areas 
at base, a median longitudinal and two lateral parallel oval spots which are 
yellow, clypellus black, lora and genae yellow except a vertical black mark on 
each gena below eye; proepimeron black beneath dorsopleural carina, 
mesepisternum and mesosternum black, remainder of thoracic pleura, venter, 
and legs yellow to brownish-yellow. 
Holotype male, Barra do Tapirape, Mato Grosso, January 9, 1963 (B. 
Malkin); two females, same data except January 6, 1963; four males and 
three females, same data except December 21, 1962 (all CAS). Several of the 
specimens are distorted, as if struck by the rim of a net or: fan blades. 
L. apperita, n. sp., is most readily separated from other species in the genus 
by the distinctive shape of the male pygofer processes. 
Lautereria dietzi, NEW SPECIES 
FicurE 863, PAGE 1065 
Length of male 7.5-7.7 mm, of female 7.6 mm. Head with median length of 
crown threé-fourths interocular width, and from one-half to slightly more than 
one-half transocular width. Male pygofer with posterodorsal margin broadly 
convex, appearing almost truncate, pygofer process slender and acute; style 
extending posteriorly as far as or slightly farther than apex of connective, 
without a preapical lobe (with a lobe at midlength), apex acute; aedeagus 
without a preatrium, shaft very slightly bisinuate, acute apically. 
Color of crown ivory, of pronotum ivory suffused with bluish, crown marked 
with black as in L. apperita, n. sp., except that vertical portion of cruciform 
marking is lacking anteapically, with a pair of transverse spots or a black 
band on anterior half of pronotum, with a blue or black band along its 
posterior margin; scutellum black with an arcuate row of small pale spots 
across disk and with or without a pale narrow border on apical portion; fore- 
wing deep blue, with black border as in apperita; face black except a lateral 
yellow spot astride -clypeal suture on each side continuous with yellow genae 
which are marked as in apperita, clypeus with or without a median pale spot 
which is variable when present; thoracic pleura, venter, and legs as in apperita. 
Holotype male, Bogota, Colombia (L. Richter) and one female, Colombia, 
1941 (L. Richter) (NCS). One male and one female, Colombia (bearing 
Melichar’s determination label: oriunda m.) (HNHM). One male and one 
female, Caqueta, Colombia, 4-10 mi. south of Florencia, January 13-14, 1969 
(R. E. Dietz IV) (USNM). Holotype on indefinite loan to USNM from NCS. 
