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19. Platycoelia flavostriata<br />

(Latreille, 1813)<br />

(Figs. 21, 29, 57, 58, back cover)<br />

Melolontha flavostriata Latreille, 1813 (original<br />

combination, valid name)<br />

CATALOG. Melolontha flavostriata, Latreille<br />

1813:58 [original description].<br />

Platycoelia flavostriata, Dejean 1833:154<br />

[new combination, checklist]; Dejean<br />

1836:171 [checklist]; Blanchard 1851:227<br />

[catalog listing]; Arrow 1899:369 [comment<br />

on nomenclature]; Ohaus 1904b:302, 304,<br />

339 [redescription]; Ohaus 1918:177 [catalog<br />

listing]; Blackwelder 1944:246 [checklist];<br />

Machatschke 1965:58 [catalog listing]; Frey<br />

1967:377 [comparison with Platycoelia penai];<br />

Machatschke 1972:301, 302 [cited as type species<br />

for Platycoelia, catalog listing].<br />

Platycoelia flavolineata (=Platycoelia<br />

flavostriata, lapsus calami), Ohaus 1904b:274,<br />

340 [comment on morphology].<br />

Platycoelia flavostriata variety herbacea<br />

(unavailable, infrasubspecific name), Ohaus<br />

1904b:303, 339 [original description as variety];<br />

Ohaus 1908:404 [distribution]; Ohaus<br />

1918:177 [catalog listing as variety]; Blackwelder<br />

1944:247 [checklist as variety]<br />

Machatschke 1965:58 [catalog listing as<br />

form]; Machatschke 1972:302 [catalog listing<br />

as form].<br />

TYPE SPECIMENS. Melolontha flavostriata<br />

Latreille lectotype male at BMNH labeled a)<br />

“Type” (round label with red border, typeface),<br />

b) “544.” (handwritten), c) “67 45” (typeface),<br />

d) “Platycoelia flavostriata Latreille h. in<br />

Amer. Aequin. D. Bonpl.” (green label, handwritten),<br />

e) “So named in Reiches Collection.<br />

C.W.” (typeface), f) “MELOLONTHA FLAVO-<br />

STRIATA LATREILLE M LECTOTYPE A. B.<br />

T. SMITH 2002” (red label, handwritten and<br />

typeface), g) “Platycoelia flavostriata<br />

(Latreille, 1813) M Det:A.B.T.Smith 2002”<br />

(typeface). Lectotype here designated. See<br />

Methods and Materials section for a statement<br />

<strong>of</strong> taxonomic purpose. Latreille (1813)<br />

did not state how many specimens were in the<br />

type series. The lectotype was identified by<br />

Arrow (1899), who stated that “a type specimen<br />

(<strong>of</strong> P. flavostriata) received by Dejean<br />

MONOGRAPHIC REVISION OF PLATYCOELIA 91<br />

from Latreille is in the British Museum.” The<br />

green label “d)” on the lectotype (transcribed<br />

above) is in Dejean’s handwriting and is the<br />

typical form for his labels (compared with an<br />

example in Horn and Kahle [1936]). Arrow<br />

(1899) speculated that there was only one<br />

specimen in the type series, but Latreille did<br />

not explicitly state this. The lectotype has no<br />

locality data but is most similar to specimens<br />

collected in Colombia. Humboldt and<br />

Bonpland traveled through Colombia in 1801-<br />

1802 (Papavero 1971). Although the date on<br />

Latreille’s volume containing the original description<br />

<strong>of</strong> P. flavostriata was 1812, Sherborn<br />

(1899) determined that the actual publication<br />

date was 1813. Ohaus (1904b) described a<br />

variety (P. flavostriata variety herbacea) <strong>of</strong><br />

this species based on one female specimen<br />

(from the Oberthür collection but now at<br />

ZMHB). This is an infrasubspecific (unavailable)<br />

name that is not regulated by the ICZN.<br />

Type locality: Colombia.<br />

DESCRIPTION. Male (n=117). Length 22.0-<br />

30.1 mm, width 11.9-17.8 mm (Fig. 57). Color<br />

lime green to olive green (sometimes darkened<br />

to brownish-green) or yellow; yellow<br />

elytron, pronotum, scutellum margins;<br />

elytron with thin, greenish-yellow longitudinal<br />

stripes on elytral striae 1-7 (sometimes<br />

some are obsolete). Body ovate, strongly convex.<br />

Head: Dorsal surface glabrous. Frons<br />

densely punctate, clypeus rugopunctate,<br />

punctures small or moderate. Frons not depressed.<br />

Frontoclypeal suture incomplete,<br />

absent medially or complete. Clypeal apex<br />

broadly rounded. Eyes separated by approximately<br />

3.4 transverse eye-widths. Labrum<br />

sparsely punctate, with moderately large, setose<br />

punctures, setae tawny. Apex <strong>of</strong> labrum<br />

with triangular, medial tooth; apex <strong>of</strong> tooth<br />

broadly truncate, extending past apex <strong>of</strong><br />

mentum. Apex <strong>of</strong> mentum with triangular<br />

medial tooth curved into oral cavity. Antenna<br />

10-segmented (sometimes appearing 9-segmented);<br />

club slightly shorter than other segments<br />

combined, slightly shorter than length<br />

<strong>of</strong> frons. Pronotum: Surface glabrous, densely<br />

punctate, with small or moderate punctures.<br />

Marginal bead weak apicolaterally, absent<br />

elsewhere. Elytron: Surface glabrous; longitu-

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