Platyceroides (Platyceropsis) laticollis (Casey) Casey, 2017

Paulsen, M. J., 2017, Correction of existing generic and species concepts in Platyceroidini (Coleoptera: Lucanidae: Lucaninae) and the description of four new species of Platyceroides Benesh, Zootaxa 4269 (3), pp. 346-378 : 368-369

Platyceroides (Platyceropsis) laticollis (Casey) , new combination

Platycerus laticollis Casey, 1914: 373 , original combination.

Type series. Holotype male (USNM) labeled: a) “Marys Peak / [VII-’09] Or”; b) “CASEY / bequest / 1925”; c) on orange paper, “TYPE USNM / [36211]”; d) handwritten “ laticollis / Csy.”; e) “ Platyceroides laticollis / ( Casey, 1914) / det. M.J. Paulsen 2013”.

Distribution ( Fig. 30 ). CALIFORNIA: DEL NORTE: no locality. HUMBOLDT: Kneeland; Prairie Creek/ Orick. OREGON: BENTON: Alsea; Mary’s Peak. COOS: Marshfield. CURRY: Floras Lake/ 10 mi. N Port Orford; 6 mi. N Brookings. DOUGLAS: Falls Creek; Honey Creek 5 mi. E Idleyd Park. LANE: HJ Andrews Experimental Forest, 11 mi. NE Blue River; Springfield. LINCOLN: Newport; Waldport. TILLAMOOK: Boyer.

Remarks. This light orange-brown, elongate, somewhat flattened species ( Fig. 14 B) is distinctive and generally correctly identified in collections. It is located in the Coast Range from northern Oregon to Humboldt County , California . One population in central Oregon is known to be present in the Cascades. Despite their drastically different appearance, the male genitalia ( Fig. 14 C) are virtually identical to those of P. keeni .

Figures

FIGURES 29 – 30. Distribution of Platyceroides, subgenus Platyceropsis: 29, Platyceroides keeni (blue squares). 30, Platyceroides laticollis (orange squares).

FIGURES 13 – 14. Subgenus Platyceropsis, males. 13 A, Platyceroides keeni; 13 B, male genitalia, median lobe and flagellum manually elevated from natural position. 14 A, Platyceroides laticollis, dorsal habitus; 14 B, lateral view; 14 C, male genitalia, median lobe and flagellum manually elevated from natural position.