ODONATA. 
Ins. 269 
of a new species of Ophiogomphus in search for a convenient place for 
transformation, the tracks being in a straight line from the water to the 
tree. He suggests that certain imprints in fossil slabs may have been 
due to an analogous cause. 
G adopter ygina. 
Rhinocypha albistigma , Selys, was probably founded on adult examples 
of R. semitincta in which the white pterostigma of immature specimens is 
retained ; Selys, An. Soc. Esp. xi. p. 22. 
Euihore mirabilis, McLach., $ & $ figured in C. O. Waterhouse’s Aid to 
Identification, i. pis. Ixv. & lxvi. 
Agrionina. 
Sympycna pcedisca. Brauer, Yerh. z.-b. Wien, xxxii. pp. 75 & 76, main- 
tains that the species so described by him [cf. Zool. Rec. xvii. Ins. p. 215] 
is distinct from S.fusca , and proposes to retain the specific name in spite 
of its prior use by Eversmann. 
Hypocnemis , Hagen. A tabular view of the eight species now known is 
given by De Selys in An. Soc. Esp. xi. pp. 24-26. 
New genera and species : — 
Neurolestes, g. n., Selys, Congr. Sc. x. p. 668. Differs from Chlorolesles 
(and from other A grionina) in having three antecubital nervules; (no 
type given) Cameroons. 
Hemicnemis, g. n., id. ibid. Founded on Trichocnemis cyanops and bili- 
neata, Selys, which differ from the other species in the form of the quadri- 
lateral (Seychelles). 
Amplulestes philipna, sp. n., id. An. Soc. Esp. xi. p. 26, Philippines. 
Hypocnemis hcematopus, p. 27, pi. i. figs. 1-10, and Jlammea ) p. 28, id. 
1. c., Philippines : spp. nn. 
Alloneura integra,p. 32, and obsoleta, p. 33, id. 1. c., Philippines : spp. nn. 
