Madoniella baja, Opitz, Weston, 2019

Opitz, Weston, 2019, Descriptions of new genera and new species of Western Hemisphere checkered beetles (Coleoptera, Cleroidea, Cleridae), Linzer biologische Beiträge 51 (2), pp. 959-1076 : 982

Madoniella baja OPITZ nov.sp. ( Figs 65 , 152 , 295)

Holotype: ♂. Type locality: GUAT. Baja Verapaz, 14.5 km N. Salamá on Patín Rd., 1620 m, 23.V.1991, H. & a. Howden ( CMNC).

D i a g n o s i s: The genus Madoniella PIC was revised in 2011 ( OPITZ 2011b). This work included a key to species. Madoniella baja specimens key out to M. punctata ( GORHAM), from which the available M. baja specimen differs by showing a dark brown region on the elytral humerus.

D e s c r i p t i o n: Size: Length 3.2 mm; width 1.0 mm. Form: As in Fig. 295 . Color: Forebody dark castaneous; antennae bicolorous, fundus testaceous, capitulum brown; pterothorax black; elytra mostly dark brown, insignia partially developed, anterior block not connected to posterior block, small punctiform testaceous spot near posterocentral extension of posterior block. Head: Antenna ( Fig. 65 ) capitate, funicular antennomeres filiform, progressively shorter towards capitulum, capitular antennomeres 8 and 9 triangular, antennomere 10 ovoid; eyes large, ommatidia small, eye narrower than frons (EW/FW 15/23). Thorax: Pronotum ( Fig. 152 ) transverse, coarsely punctured (PW/PL 48/36), disc deeply concave paralaterally near pronotal collar; discal and lateral trichobothria prominent; elytral asetiferous punctures striate (EL/EW 155/40); anterior margin of protibia with 6 spines. Abdomen: Pygidium scutiform.

N a t u r a l H i s t o r y: The available specimen was collected during May, at 1620 m.

D i s t r i b u t i o n: ThisspeciesisknownfromGuatemala.

E t y m o l o g y: Thetrivialname, baja, is a noun in apposition and refers to the type locality.

Figures

Figs 61-91: Antennae; (61) Madoniella muralla; (62) M. nota; (63) M. acicula; (64) M. aspera; (65) M. baja; (66) M. delta; (67) Amboakis bermejo; (68) Pujoliclerus variolus; (69) Megatrachys irrasis; (70) Cregya arima; (71) Nelsopelonium aspikelum; (72) Cregya vicosa; (73) Pujoliclerus abditus; (74) P. dexus; (75) Cregya triguttula; (76) Pyticeroides brevitubulus; (77) Pujoliclerus lasiosus; (78) Cregya biguttula; (79) Sirpa acara; (80) Parapelonides naranjo; (81) Cregya livida; (82) Amboakis collucoatis; (83) Ampleris jatai; (84) Megaphloeus yasuni; (85) Pelonium implacide, male; (86) Epiphloeus prolixicornus; (87) Pelonium implacide, female; (88) Epiphloeus mantillerii; (89) Amboakis mitaraka; (90) Ellipotoma makrosa; (91) Cregya maura.

Figs 134-152: Pronota; (134) Pujoliclerus catie; (135) P. mexicoensis; (136) P. convexus; (137) P. testudinatus; (138) Madoniella selvanegra; (139) Cregya entrerios; (140) Pujoliclerus trunculus; (141) P. sentus; (142) P. meloinus; (143) Sicamus suprus; (144) Nepsudia guenda; (145) Nanoclerus fuscus; (146) Topainca pachacutii; (147) Eurycaulis anaxeis; (148) Kataspinula puebla; (149) Madoniella muralla; (150) M. nota; (151) M. acicula; (152) M. baja.

Figs 294-297: Habitus; (294) Madoniella aspera; (295) M. baja; (296) M. delta; (297) M. muralla.