EPHEMERIN.E. 549 



Pal. albicans P Fern. — Testaceous, whitish beneath: head 

 darker than the thorax : abdomen pale testaceous, blackish above 

 for three-fourths of the length, less than twice the length of the 

 thorax: setae white, slender, shorter than the body: legs whitish, 

 short : wings white, slightly opaque; veins whitish, brownish along 

 the fore border of the fore-wing till near the tip. Length of the 

 body 3£ lines ; of the setae 2h lines ; of the wings 12 lines. 



a. Brazil. Presented by J. P. G. Smith, Esq. 



5. Palingenia dorsalis. 



Corpus flavo fuscoque varium ; prothorax fusco vittatus ; seta 

 caudal is media brevissima sed distincta ; alarum vena violaceo- 

 fuscce. 



Palingenia dorsalis, Burm. Handb. Ent. ii. 803, 3. Pictet, Hist. 

 Nat. Neur. Eph. 153, 6, pi. 13, f. 5. 



Brazil. 



6. Palingenia Indica. 



Corpus jlavo fuscoque varium ; prothorax fusco vittatus; seta cau- 

 dalis media brevissima sed distincta; alanim vence jlavee. 



Palingenia Indica (Kollar, MSS.) Pictet, Hist. Nat. Neur. Eph. 

 151,5, pi. 13, f.4. 



East Indies. 



7. Palingenia longicauda. 

 Maxima ; seta caudalis media fere obsoleta. 



Ephemera longicauda, Oliv. Enc. Meth. Ins. vi. 418, 6. Aug. 



CI alius, De Hemerobio sive Ephemero,^. 96, 100. Swammcrd. 



Bill. Nat. i. 234-270, ii. pi. 13—15. Schaff. Icon. Ins. 



Ratisb. pi. 204, f. 3. Latr. Hist. Nat. Ins. xiii. 98, 8; Gen. 



Cr. et Ins. iii. 184. Rami. Hist. Nat. Neur. 295, 5. 

 Ephemera flosaquae, Illhj. Mag. i. 187, 17. 

 Ephemera Swammerdamia, Latr. Hist. Nat. Ins. xiii. 98, 7 ; 



Regne Anim. v. 244. Blanch. Cours Hist. Nat. iii. 54. 



3b 



