Heteropogon wilcoxi James, 1934

Dennis, D. Steve, Barnes, Jeffrey K. & Knutson, Lloyd, 2008, Pupal cases of Nearctic robber flies (Diptera: Asilidae), Zootaxa 1868 (1), pp. 1-98 : 41

Heteropogon wilcoxi James

( Fig. 23 )

Dennis & Lavigne (1976a) presented a detailed description of a male pupal case of H. wilcoxi James , a specimen of which is from the United States National Museum and is labeled " In field of rye ( Secale cereale L.) between Wheatland and Glendo, WY.; V­12­1960; pupated VI –2, adult VI –17.” The description should include: prothoracic spiracle on cone­shaped callosity, slightly tilted posteriorly; abdominal spiracles round, reddish brown, flush to slightly raised along midline laterally; abdominal segment 8 lacking spiracle; abdominal segment 9 with dorsal posterolateral and ventral posterolateral processes curved dorsally .

Figures

FIGURE 23. Heteropogon wilcoxi James, thorax, dorsolateral view. Abbreviations: amsp = anterior mesothoracic spine, pmc = posterior mesothoracic callosity, pthsr = prothoracic spiracle.