Dicaelus alternans
Dicaelus alternans is a of in the , Dicaelus. Members of this genus are commonly known as notched-mouthed ground beetles. The genus Dicaelus is characterized by distinctive mandibular notches. Like other ground beetles, D. alternans is likely a predatory species, though specific ecological details for this species remain poorly documented. The species has been observed in xeric rhyolite prairie .
Pronunciation
How to pronounce Dicaelus alternans: /dɪˈsiːləs ɔːlˈtɜːrnænz/
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Identification
Dicaelus alternans can be distinguished from other by the combination of its -level characteristics and -specific features. As a member of Dicaelus, it possesses the distinctive notched that give the genus its . The are thread-like with longer than wide, typical of . Species-level identification within Dicaelus requires examination of specific morphological details including body proportions, elytral , and genitalic structures.
Habitat
Xeric rhyolite prairie (glade) environments with moss-covered rocky substrates.
Distribution
Observed in Iron County, Missouri, USA. Full geographic range poorly documented.
Similar Taxa
- Dicaelus sp. (other species)Other in the Dicaelus share the characteristic notched and overall body form. Distinguishing D. alternans from requires detailed morphological examination.
- Other Carabidae genera in related may resemble Dicaelus in general appearance, but lack the distinctive mandibular notches and possess different antennal and leg proportions.