PHILIP A. .MUX7 59 



70 (69). M2 arising nearest the fourth postnodal in the hind wings, the fifth in the 

 front wings. Tarsal claws toothed. The superior appendages of the male bent 

 down almost at a right angle in their apical half, (ienital \al\es of the female 

 reach far bej'ond the level of the tips of the abdominal api)endages. West Indies 

 and Brazil. (Fig. 127.) Leptobasis Sehs. 1.S77 



71 (60) . Genera of the Old World 72 



72 (83). M3 arising very dislincth- before the subnodus 73 



73 (80). Inferior tooth of tarsal claws well developed, when comi)ared with the su- 

 perior tooth 74 



74 (75). Wing ten to tweKe mm. long; arculus distinctly bexond the second an- 

 tenodal, inner end of (juadrangle lacking in the male. Postnodals six to eight. 

 Australia. (F~ig. 106.) Hemiphlebia Sehs, 1869 



75 (74). Wing usualK' twent\" or more mm. long: arculus near the le\'el of the sec- 

 ond antenodals; inner end of quadrangle present 76 



76 (77). Coloration yellowish or reddish. India to Australia and Africa. (Fig. 

 117.) Ceriagrion-3 Sehs. 1876 



77 (76). Coloration not light 78 



78(79). Largeh" black. Tibial si)ines long. Fiji Islands and Xew Cuinea. 



Nesobasis-^ Selys. iSgi 



79 (78). Bronze and dark. Tibial spines \er>' short. Aru and Bi\ak Islands. 

 (Fig. 118.) Papuagrion Ris. 1913 



80 (73). Inferior tooth of the tarsal claw lacking or very small 81 



81 (82). Largely black. Tibial spines long. Malaysia and Pohnesia. 



Nesobasis-^ Selys, 1891 



82 (81). Coloration bronze, \aried with green and black, wings broad. Black 

 bands on head, thorax, and abdomen. Africa Argiagrion-^ Seh's. 1876 



83 (72). M3 arising almost or cjuite at the subnodus 84 



84 (87). Rs arising at the subnodus 85 



85 (86). Stigma square or oblong, followed by a single row of cells. Coloration not 

 ver>- metallic. Malaysia. (Fig. 128.) Teinobasis Kirby, 1890 



(Telebasis Seh's, 1877) 



86 (85). Stigma five-sided and followed 1)\- two rows of cells. Malaysia and Poly- 

 nesia Pericnemis'-^ Selys. 1863 



87 (84). Rs arising beyond the subnodus; M 3 also slighth' l)e\ond or at the sub- 

 nodus. Wing petioled to or be\ond the level of the arculus. Mala\sia. (Fig. 

 129.) Amphicnemis Sehs. 1863 



88 (41). Pale postocular spots present on a dark background, although sometimes 

 confluent with the light coloring of the rear of the head; apparentK' so in those 

 genera with dichromatic females 89 



-^ Ceriagrion is here used to include Brachybasis; in the opinion of Dr. Ris the latter 

 cannot stand as a genus. See \). 317 of his "Odonatanach den Sammkingen L. 

 Schultzes unci Katalog dcr Odonalen von Sucdafrika," 1908. Denkschr Meii.-natwiss. 

 C.es. Jena, 13: 303-346. 



-■' Studied from description only. 



MEM. .\M. ENT. SOC, 3. 



