Description of TribeGenera of ElaphidiiniKey to GeneraTaxonomic HistoryBiology & Natural HistoryDistribution & DiversityDiagnosis of TribeFossil Elaphidiini

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Gymnospyra aspera photo
Gymnospyra aspera
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Gymnospyra Linsley, 1937

(Fig. 89)

Species examined.--G. magnipunctata (Knull, 1934a); G. aspera Knull, 1962.

Diagnosis.--Key characters: Ommatidial size coarse (Fig. 39b); prosternal process slightly expanded apically (Figs. 18, 27); mesal antennal spines present (Figs. 8b, 9b); pronotum typically with poorly developed impunctate regions and calli; femoral carinae absent; procoxal cavities closed laterally (Fig. 24); mesal profemoral apices rounded (Fig. 26d); procoxal cavities open posteriorly by at least half width of procoxa (Fig 18); pronotum without crenulations or rugose sculpturing; mesotibial carinae absent, or very poorly developed (coded both ways in key); femoral apices rounded (Fig. 26); profemora slightly clavate to gradually enlarged (Fig. 37b, c); meso- and metafemora gradually enlarged to linear (Fig. 37c, d); spine of antennomere three acute (Fig. 45a, b); antennomere three about half length of pronotum (Fig. 46a); dense patches of pubescence on antennal tubercles (Fig. 43b); elytral apices usually rounded to suture and without spines. Length: 8-14 mm.

Distribution.--Southwestern United States to México. Four species.

Discussion.--Although falling within a clade closely related to Enaphalodes (Figs. 50-56), the key characters and facies are very much like Anelaphus. The only characters separating the two genera somewhat consistently are the rounded elytral apices in Gymnospyra (usually truncate to slightly dentiform in Anelaphus), and lack of dense pubescence on the antennal tubercles in Gymnospyra (dense in Anelaphus).

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