310 REPORT OF STATE GEOLOGIST. 



antennae; the front half gently sloping and distinctly angulate on "the 

 middle of each side, silicate in the male, plane in the female. Frontal 

 costa a little wider tlian basal joint of the antenna, very feebly sili- 

 cate below the ocellus in male. Eyes of male very prominent. An- 

 tennas as long (male) or two-thirds as long (female) as hind femora. 

 Pronotum faintly expanding on posterior half in male, or distinctly 

 throughout in the female; the median carina low but distinct except 

 on posterior third of prozona, where it is sub-obsolete; the sides of 

 disk distinctly sloping downward; the front margin truncate, the 

 hind margin sub-truncate with a broad but shallow median notch or 

 emargination; the prozona twice the length of the rather coarsely 

 punctate metazona. Tegmina broadly ovate or sub-rounded, as broad 

 as long, a little shorter than pronotum, their inner edges separated 



by a space equal to two-thirds their 

 " breadth. Extremity of male abdomen 

 strongly recurved; the cerci rather 

 broad, sub-falcate, the middle third 

 more than half the width of base, the 

 Pig. 68. Meianopius moreei sp. nov. apical third expanded and curved iip- 



Male. One and one-half times ^^.^^.^^ ^^ forward, CXCavatcd OU the 



natural size. (Original.) ' 



outer face, the apex obliquely rounded. 

 Furcula consisting basally of a pair of broad, fiat lobes, whose inner 

 edges meet and overlie the median sulcus of supra-anal plate; about 

 the middle they suddenly narrow and become slightly bifid, the outer 

 fingers, slender, a little divergent, reaching nearly to middle of 

 supra-anal plate, the inner ones forming a very short process or an- 

 gulation. Sub-genital plate longer than broad; distinctly narrowing 

 from below upward. (See Fig. G, Plate I.) 



Color grayish or ])urplish brown above, greenish yellow below. 

 Face greenish yellow more or less sprinkled with fuscous. A broad 

 shining black bar extends back from eye along the upper half of 

 pronotal lobe; this l)ordercd below with greenish yellow. Tegmina 

 wood brown. Hind femora reddish brown, or with a fuscous tinge in 

 female, the knees shining black. Hind tibia pale green, the spines 

 black. 



Measurements: Length of body, male, 18 mm., female, 24 mm.; 

 of antenna^, male, 11 mm., female, 8 mm.; of pronotum, male, 4.5 

 mm., female, 5.5 mm.; of tegmina, male, 4 mm., female, 5 mm.; of 

 hind femora, male, 11 mm., female, 12 mm. 



In color and general appearance this locust bears a close resem- 

 blance to M. ohovatipennis and it was not until I came to study them 

 criiieallv that T found them distinct. On comparing the two, morsel 



