Mcphersonarcys Thomas, 2018

Mcphersonarcys Thomas , new genus ( Fig. 3 View Figure 3 ).

Type-species: Pentatoma aequalis Say, 1832, by monotypy and herein designated.

Description: Head length subequal to pronotal length at midline; eyes subpedunculate. Anterolateral pronotal margin carinate, simple, not dentate, not reflexed; humeral angles not produced; anterolateral angles with a tooth. Width of scutellum at end of frenum slightly greater than half basal width. Hemelytral corium longer than scutellum, terminating at fourth visible connexival segment; hemelytral membrane with simple venation. Abdominal venter without basal tubercle or spine. Metasternum flat. Metathoracic scent gland orifice with short auriculate peritreme. Femora unarmed; tibiae shallowly sulcate. Clypeus and paraclypei subequal in length, apically obtuse; basal antennal segment not quite reaching apex of head. Bucculae truncate at posterior terminus; apex of first rostral segment not surpassing posterior terminus of bucculae. Eighth pa-ratergites of female lacking spiracles; spermathecal duct short and simple. Male pygophore with a transverse ridge seated ental to the posterior margin (inferior ridge); tubercles on dorsum of proctiger submedial in position; distiphallus of aedeagus not longer than the theca; theca simple, without lobes.

Etymology: Derived from a combination of the surname McPherson and the suffix of the name Hymenarcys , the genus to which the only species was formerly combined. The new genus is named to honor Prof. Jay McPherson of Southern Illinois University for his contributions to the knowledge of the family of which this genus is a member.

Material Examined: Kansas: Onaga: Crevecceur . Riley: Manhattan . Broaen: Hiawatha . Mississippi: Sunfloaeer: Indianola . Missouri: Boone: Co-lumbia . Bloomsdale: Bloomsdale . Texas: Kerr: Kerrville .