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Subspecies Zopherus nodulosus haldemani - Ironclad Beetle

Zopheridae? - Zopherus nodulosus Southwestern Ironclad Beetle (Zopherus nodulosus haldemani) - Zopherus nodulosus Image 2452 - Zopherus nodulosus Zopherus nodulosus haldemani Horn - Zopherus nodulosus Is this an Ironclad beetle?  I found it in the Red Cedar forest  - Zopherus nodulosus iron-clad-beetle - Zopherus nodulosus Zopherus nodulosus haldemani  - Zopherus nodulosus Zopherus nodulosus haldemani  - Zopherus nodulosus
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Tenebrionoidea (Fungus, Bark, Darkling and Blister Beetles)
Family Zopheridae (Ironclad Beetles)
Subfamily Zopherinae (Ironclad Beetles)
Tribe Zopherini
Genus Zopherus
Species nodulosus (Zopherus nodulosus)
Subspecies haldemani (Ironclad Beetle)
Other Common Names
Texas Ironclad Beetle
Synonyms and other taxonomic changes
Zopherus nodulosus haldemani Horn
Orig. Comb: Zopherus haldemani Horn, 1870
Explanation of Names
patronym for Horace Haldeman who sent his specimens to his entomologist brother, Samuel S. Haldeman, and to J.L. LeConte
10 spp. n. of Mex. (1)
14.6-29.4 mm (2)

Close-up headshot:

Occasionally all black:
east-central TX - map / plus a few spmns from ne. Mex. (2)
all stages were once found on a Pecan tree (3); several mating pairs were observed on an American Elm, and females laying eggs in bark crevices (4)
Print References
Burke, H.R. 1976. The beetle Zopherus nodulosus haldemani symbol of the Southwestern Entomological Society. Southwestern Entomologist 1: 105-106.
Burke, H.R. 1977. Horace Haldeman, early insect collector in Texas. Melsheimer Entomological Series No. 22: 1-6.
Horn, G.H. 1870. Revision of the Tenebrionidae of America, north of Mexico. Transactions of the American Philosophical Society 14: 253-404.
Internet References
Texas Entomology - Mike Quinn, 2011
Video - TAMU
Works Cited
1.American Beetles, Volume II: Polyphaga: Scarabaeoidea through Curculionoidea
Arnett, R.H., Jr., M. C. Thomas, P. E. Skelley and J. H. Frank. (eds.). 2002. CRC Press LLC, Boca Raton, FL.
2.A review of the genus Zopherus of the World (Coleoptera: Tenebrionidae)
C.A. Triplehorn. 1972. Smithsonian Contributions to Zoology 108: 1-24.
3.Insects of the Texas Lost Pines (W.L. Moody, Jr., Natural History Series, No. 33)
Stephen W. Taber, Scott B. Fleenor. 2003. M University Press.
4.Invertebrates Of Central Texas Wetlands
Stephen Welton Taber, Scott B. Fleenor. 2005. Texas Tech University Press.