190 PROCEEDINGS OP THE AMERICAN ACADEMY 



525. Heterochroa. 

 1836. Boisd., Spec, gen., pi. 4 B. : Serpa. Sole species, and there- 

 fore type. 

 1844. Doubl., List Br. Mus. 106 : employs it for a great number of 



species, including Serpa. 

 1850. Westw., Gen. Diurn. Lep. 276 : uses it in the same sense. 

 18G1. Feld., Neues Lep. 28: divides it into two sections. 



According to Kirby (Syn. Cat.), the name is preoccupied; but only 

 in botany, as he informs me by letter. 



526. Heteronympha. 

 1858. Wallengr., K. Vet. Akad. Forhaudl. xv. 78 : Merope, Abeona. 

 1868. Butl., Ent. MonthL Mag. iv. 105 ; and Cat. Sat. 99 : specifies 

 Merope as type. 

 See also Tisiphone, Hipparchioides, and Xenica. 



527. Heteropsis. 

 1850. Boisd. in Westw., Gen. Diurn. Lep. 323 : Drepana. Sole spe- 

 cies, and therefore type. 

 1871. Kirb., Syn. Cat. 96 (referred to Westwood, not Boisduval) : 



the same. 



528. IIeteropterus. 

 1806. DuQi., Zool. Anal. 271 : no species mentioned ; he refers to it 



all Urbicolas with wings croisees, the rest being grouped 



under Hesperia. 

 1823. lb., Consid. 222* pi. 41 : Morpheus given as an example. It is 



therefore the type. 

 1832. Dup., Pap. France, Diurn. Suppl. 413 : employs it for Morpheus 



(Aracinthus), Palajmon (Faniscus), and sylvius. 

 1840. Eamb., Faun. Ent. Andal. 305 [unpublished ? ] : refers to 



it lineola and four other species no more nearly allied 



to Morpheus than it is. So also in his Faun. Andal. 

 1853. "Wallengr., Scand. Rhop. 250: limits it to sylvius. 

 1858. lb., Rhop. Caflfr. 46: uses it, more correctly, for Metis and 



Willenii. 

 1870. Kirb., Journ. Linn. Soc. Lond. x. 500: says that Morpheus 



(Speculum) is tlie type. See also Cyclopides. 



529. PIeurema.* 

 1867. Herr.-Schaeff., Prodr. ii. 8 : impura. Sole species, and there- 

 fore type. 

 Preoccupied by Eurema (lliibn., Lep. 1816). 



