Passalus (Passalus) trinesides Boucher, 2015

Jiménez-Ferbans, Larry, Reyes-Castillo, Pedro & Schuster, Jack C., 2015, Passalidae (Coleoptera: Scarabaeoidea) of the Greater and Lesser Antilles, Zootaxa 3956 (4), pp. 491-512 : 498-499

Passalus (Passalus) trinesides Boucher, 2015

( Figs. 6 , 9 )

Type locality. Martinique.

Diagnosis. 40.5–41.6 mm total length. Clypeus hidden below frons, not visible dorsally, with anterior angles developed, of same size as medio-frontal tubercles. Frons border with two secondary mediofrontal teeth contiguous at base or light separated. Frontal fossae glabrous and smooth or with two punctures. Medio-frontal tubercles small, projected forward. Internal tubercles as large as medio-frontal tubercles, projected upward and located close to mediofrontal tubercles. Central tubercle of MFS with apex free, reaching anterior border of frons; basolateral tubercles marked. Antennal club trilamellate. Apex of lacinia bidentate. Mentum with medial base swollen and glabrous. Prosternal process rhomboidal, truncate. Mesosternum glabrous; mesosternum scar elongate, well defined, rugose. Anterolateral metasternum and lateral groove pubescent, disc delimited by punctures excluding apical edge. Humeri pubescent, epipleura pubescent in most of its length.

Material examined. 15 specimens. DOMINICA: Saint Andrew, 3.VIII.1973. Camb. [Camberfort] leg. (3 IEXA); Salibia, 30.I.1968, leg. B. Malkin, Passalus unicornis det.: J.C. Schuster, Passalus (Passalus) trinesides Boucher det.: Jiménez-Ferbans, 2015 (1 FMNH); Pont Cassé, 1900’, 19.VI.2004, CW. & L.B. O’Brien (1 IEXA). MARTINIQUE: Coll. R.I.Sc.N.B., Passalus (Passalus) unicornis Lep. et Serv., 1825 Reyes-Castillo , det. 88 (1 RISNB); Pont de l'Alma, 12.V.1960, Collectors P. & C. Vaurie, Passalus (Passalus) unicornis Lepeletier et Serville Reyes-Castillo , det. 1970 (1 IEXA). SAINT LUCIA: 17.XII.1911, Col. & Pres. by A.F. Porter, Passalus unicornis det.: FS. Pereira, 1959, Passalus (Passalus) trinesides Boucher det.: Jiménez-Ferbans, 2015 (8 FMNH).

Distribution. Dominica, Martinique, and Saint Lucia.

Figures

FIGURE 9. Passalus trinesides. (A) Head and anterior part of pronotum. (B) Aedeagus, ventral view. (C) Aedeagus, dorsal view. Scale bar: 1 mm.

FIGURES 5 – 8. Head and pronotum, dorsal view. 5. Passalus interstitialis. 6. P. trinesides. 7. P. punctiger. 8. P. unicornis. Scale bars: 1 mm.