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Polythrix octomaculata (Sepp, [1844])
(Eight-spotted Longtail)

Type Specimens
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Pinned Specimens
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Pinned Specimens
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Live Adults
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Distribution and Larval Foodplants:

(SE AZ as stray), S Texas to Argentina


(From: A Catalogue of the Butterflies of the United States and Canada, Jonathan P. Pelham)

Genus Polythrix E. Watson, 1893

Proc. Zool. Soc. Lond. 1893(1): 16, 19. Type-species: Eudamus metallescens Mabille, 1888, Naturaliste (2)2(28): 108-109, fig. 2, by original designation.


Polythrix octomaculata (Sepp, [1844])

Surinaam. Vlinders 2(13): 123 [22 Aug 1844]; (15): pl. 58, larva, pupa, ♂ D, ♂ V [27 Aug 1844].

Original Combination: Papilio Octomaculata

Type Locality: “Surinam” from the title of the work.

Types: Type(s) are lost.

H. Freeman (1967), J. Lepid. Soc. 21(4): 278, and (1979), J. Lepid. Soc. 33(2): 125, detailed the occurrence of this taxon in Texas.

            =    decussata (Ménétriés, 1855)

Enum. corp. anim. (1): 97, 123, no. 1013, pl. 5, fig. 2 ♂ D&V.

Original Combination: Goniuris [sic!] Decussata

Type Locality: “d’Haiti”

Types: Lectotype in ZIN, designated by Mielke and Casagrande (2002), Revta. bras. Zool. 19(supl. 1): 40.

            =    decurtata (Herrich-Schäffer, 1869)

Corresp-Bl. zool.-min. Ver. Regensburg 23(11): 170, no. 13.

Original Combination: [Eudamus] decurtata

Type Locality: Not stated; “Brazil” on label of syntype.

Types: Syntype in ZMHB.

            =    calenus (Mabille, 1888)

Naturaliste (2)10(27): 99, fig. 3 ♂ D&V.

Original Combination: Eudamus calenus

Type Locality: “Guatemala”

Types: Type(s) may be in ZMHB or MNHP (Staudinger collection).

            =    alciphron (Godman & Salvin, 1893)

Biol. centr.-amer., Lepid. Rhop. 2(109): 285, no. 24; 3(110): pl. 75, figs. 24 ♂ D, 25 ♂ V.

Original Combination: Eudamus alciphron

Type Locality: “Mexico, Rincon in Guerrero...Coatepec in Vera Cruz”; holotype from “Rincon.”

Types: Syntype in BMNH.

Steinhauser (1975), Bull. Allyn Mus. (29): 5, considered this a ♀ form and synonym of octomaculata; H. Freeman (1979), J. Lepid. Soc. 33(2): 125, and Austin and A. Warren (2002), Dugesiana 9(2): 19, concurred.

            =    elegans (Hayward, 1933)

Revta. Soc. Entomol. Argent. 5(23): 165, pl. 7 [actually pl. 10] fig. 6 ♂ genitalia, pl. 11 [actually pl. 12], fig. 6 ♂ D&V.

Original Combination: Goniurus elegans

Type Locality: “Misiones” [Prov. Misiones, Argentina]

Types: Holotype in MLPA (Breyer collection).



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