Collection of Odonata from Panama. 363 



Miathyria marcella. 



Libellula marcella, De Selys, Ramon de la Sagra, Hist. Cuba, Ins. p. 452 



(1857). 



{S , no. 1.) "Apex of eye red, with a purple tint, the 

 remainder infuscated purple. Epicranium metallic purple. 

 Ante- and postclypeus olivaceous. 'Labrum fuscous. Dorsal 

 aspect of mesepisterna and notum bluish black. 



" Tergura of abdomen ochreous. Tergites 1-3 fuscous, 4-9 

 oclireous, edged with black. Median line black, growing 

 gradually broader from base up to the ninth tergite, where 

 the ochreous ground appears only as two lateral spots. Tenth 

 tergite and cercopoda black ; tergites 4-8 with two fuscous 

 marks towards the apex of each tergite, these markings on 

 the ninth becoming merged into the median line." 



Three male specimens. 



Perithemis domitia. 

 Libellula domitia, Dm. 111. Ex. Ent. ii. pi. xlv. fig. 4 (1773). 



( £ , no. 3.) " Apex of eye fuscous ; middle third with a 

 faint purplish tint horizontally; lower third from the epi- 

 cranial suture downwards, together with the clypeus and 

 labrum, olive-green. Epicranium yellowish green. 



" Dorsal aspect of mesepisterna and notum dark green, 

 faintly geneous. 



"Abdominal tergites olive-green, marked diagonally to- 

 wards the outer edges with fuscous fascial, bordered laterally 

 with light brown. Edges of tergites ochreous. Cercopoda 

 olive-green." 



Six male specimens. 



Trithemis pulla. 

 Libellula pulla, Bunn. Handb. Ent. ii. p. 855. n. 41 (1839). 



(cJ adult, no. 17.) " Apex of eye rufescent, balance cine- 

 reous. Epicranium, clypeus, and labrum rufescent. Dorsal 

 aspect of mesepisterna bronzy green. Notum dark green. 



" Tergum of abdomen rufescent. Tergites 1-3 greenish, 

 4-8 with diagonal luteous markings from outer angle at base 

 of each tergite inclining towards the median line, 9-10 testa- 

 ceous. Cercopoda red." 



( $ semiadult, no. 4.) " Eyes piceous, with dark crimson 

 apices. Epicranium, clypeus, and labrum crimson. 



" Dorsal aspect of mesepisterna, notum, and abdominal 

 tergites dark crimson. Median line of tergum black. Edges 



