170 Mr. R. Shelford on new 
Wings hyaline; ulnar vein 8-ramose, only three of the 
branches being complete. Abdomen castaneous, ventrally 
with scattered erect pubescence. Legs testaceous, with 
scattered erect hairs. 
Total length 15°9 mm.; length of body 12 mm. ; length of 
tegmina 11°8 mm.; pronotum 3°1x 3 mm. 
Hab. Caffraria (J. Wahlberg). 
Type in Stockholm Mus. 
This is one of the smallest species of the genus. 
3. Cyrtotria gtbbicollis, Stal. (Pl. X. fig. 12.) 
Ischnoptera gibbicollis, Stal, ifv. Vet.-Akad. Forh. xiii. p. 165 (1856). 
Perispheria elateroides, Walker, Cat. Blatt. Brit. Mus. p. 176 (1868). 
Perispheria linearis, Walker, /. c. p. 176 (1868). 
Perispheria cylindrica, Walker, /. c. p. 176 (1868). 
Derocalymma (Cyrtotria) gibbicollis, Stal, 1. e. xxviii. p. 380 (1871). 
3 (type). Head castaneous ; eyes approximate; mouth- 
parts testaceous; antennze infuscated, testaceous at base. 
Pronotum as broad as long, coarsely cribrate-punctate, with 
smooth interspaces ; castaneous, anteriorly testaceous ; lateral 
bands narrow, not very closely adpressed to disk, an anterior 
carina. Tegmina not exceeding the body by much, rufo- 
castaneous in basal third, remainder flavo-hyaline; veins 
testaceous. Wings clear hyaline; ulnar with ten branches, 
eight of which are incomplete. Abdomen castaneous, mar- 
gined with testaceous ; subgenital lamina irregular, with one 
style ; cerci flavo-testaceous. Femora and cox rufo- 
castaneous ; tibize and tarsi testaceous. 
 § (type). Piceous, nitid, sparsely punctate. Head piceous, 
mouth-parts and antenne: testaceous. Lateral borders of 
pronotum very narrow, scarcely elevated, closely adpressed 
to disk; no anterior carina. Abdomen slightly ampliated ; 
supra-anal lamina trapezoidal ; cerci very short, flavid ; legs 
ruto-castaneous. 
g. Total length 16°8 mm.; length of body 14 mm.; 
length of tegmina 14 mm.; pronotum 4°9 x 5 mm. 
?. Total length 13 mm.; pronotum 8°5 x 4°56 mm. 
Caffraria (J. Wahlberg, types in Stockholm Museum) ; 
Natal (elateroides, cylindrica, and linearis, types in British 
Museum) ; Colenso (G. Longstaff. Oxford Museum). 
I have compared the types of all the species enumerated 
in the synonymy, and though at first I was inclined to regard 
cylindrica as distinct, | have now come to the conclusion 
that it is a fully adult form, whereas gibbicollis was de- 
scribed from an incompletely mature form. I have had the 
