Haematochiton elateroides
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Haematochiton elateroides is a small black-and-red species of pleasing fungus beetle from Central and North America. Among its family, the genus Haematochiton is placed in subfamily Tritominae, or – i
Montane pine forest near the type locality of H.elateroides, Pueblo Nuevo Municipality, Durango, Mexico
H.elateroides is suspected to feed on a white "crust fungus" growing on pine logs – possibly the species Tyromyces odorus shown here
Mycotretus nigromanicatus
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Mycotretus nigromanicatus is an enigmatic small reddish pleasing fungus beetle species in family Erotylidae, occurring in Central and North America. Among its family, the genus Mycotretus is placed in
Haematochiton elateroides
…roughly punctated spot in the center of the underside of the first abdominal segment. The aedeagus of the male genitalia strikingly resembles that of Mycotretus nigromanicatus, in having a distinctive anterior end of the internal sac. The median lobe has a narrow membrane along the widely gaping opening of the median orifice…
Mycotretus nigromanicatus
Except for the black pattern, M.bistrigatus looks identical to a fully mature M.nigromanicatus.
Cave Creek Canyon in the Chiricahua Mountains - the type locality of M.nigromanicatus is behind the mountains right of center
The landscape around Huatusco is dominated by dense moist forest of various types, changing with altitude