388 
ZOOLOGICAL LITERATURE. 
hella (Uhl.), maculosa (Hag.), semiaurea (Mus. Ber.), prodita (Hag.), and 
phryne (Perty). 
Teirath&misy g. n., Brauer, 1. c. pp. 182, 369, & 727. Allied to Nannophya ; 
wings narrow, posterior not wider than anterior at base j membranula very 
small, almost obsolete j venation very irregular. Sp. T. irregularis^ sp. n., 
Brauer, /. c. p. 183, Mindanao. 
Lyriothemis, g. n., Brauer, 1. c. pp. 180, 365, k 728. Allied to Uracis} 
wings broad, posterior obliquely rounded off at base j supratriangular trans- 
verse vein present; membranula of moderate size. Sp. Z. cle'is, sp. n., Brauer, 
1. c. p. 181, Mindanao. 
New species ; — 
Lihelhda villosovittata, Brauer, Verb, zool.-bot. Ges. in Wien, xviii. p. 167, 
Amboyna and Cape York. 
Libella luzonica^ Brauer, /. c. p. 169, East Indies. 
Rhyothemis vitellina, Brauer, /. c. p. 184, Pelew Islands. 
Amphicnemis. Brauer describes (Verb, zool.-bot. Ges. in Wien, xviii.) A. 
lestoides, p. 541, A. glauca, p. 542, A.furcata, p. 6^^,A,Jiliformis, p. 544, and 
A. Jilum, p. 645, as new species from the Philippines. 
Hypoenemis, Brauer describes H. ignea^ 1. c. p. 647, H. appendiculata and 
cornutuy p. 648, H. atropurpurea^ p. 549, and II. erythrura, p. 650, as new 
species from the Philippines. 
Platysticta halieraia^ Brauer, 1. c. p. 651, and P. lestoides, Brauer, 1. c. p. 552, 
Philippines. 
Agrion pilidorsum, Brauer, 1. c. p. 663, and A. {Ischnura') femina, Brauer, 
1. c. p. 654, Philippines. 
EPHEMERIDiE. 
Eaton publishes (Ent. M. Mag. v. pp. 82-91) a revision of 
the genera of tliis family, in which he indicates tlie types selected 
by him for each genus and their principal characters. The 
genera adopted by the author are as follows : — 
1. Cccnis (Stepb.) : type C. macrura (Stepb.) 
2. Tricorythus, g. n. ; type C. varicauda (Piet.). 
8. Oligoneuria (Piet.) : typo 0. anomula (Piet.) ; types of sections O. 
rhenana (Imh.) and 0. trimeniaua (M‘L.). 
4. Campsurus, g. n. : type Palingenia latipennis (Walk.) ; of section B, P, 
curia (Hag.)=P. alhijilum, var. (Walk.). 
6. Polymitarcys, g. n. : type Pal. virgo (01.). 
6. Palingenia (Westw.) ; type P. longicauda (01.). 
7. Pentagenia (Walsh) : type P. vittigera (Walsh). 
8. Ilexagenia (Walsh) : type P. limbata (Gudr.). 
9. Ephemera (l)e G.) : type E. vulgata (Linn.). 
10. Potamanthus (Piet.) ; type E. lutea (Linn.). 
11. Leptophlebia (Westw.) : type E. vespertina (Linn.) ; of section B, E. 
fusca (Curt.). 
12. Ephemerella (Walsh) : type E. excrucians (Walsh) (Walk.). 
13. Cloeon (Leach) : type E. diptera (Linn.). 
