Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Enoclerus rosmarus

Checkered Beetle - Enoclerus rosmarus Enoclerus rosmarus (Say) - Enoclerus rosmarus Enoclerus rosmarus Enoclerus rosmarus Enoclerus rosmarus Cleridae, dorsal - Enoclerus rosmarus clerid - Enoclerus rosmarus Checkered Beetle - Enoclerus rosmarus
Classification
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 Cleroidea (Bark-gnawing, Checkered and Soft-winged Flower Beetles)
Family Cleridae (Checkered Beetles)
Subfamily Clerinae
Genus Enoclerus
Species rosmarus (Enoclerus rosmarus)
Synonyms and other taxonomic changes
Enoclerus rosmarus (Say)
Orig. Comb: Clerus rosmarus Say 1823
Size
3.5 to 7.0 mm (1)
Identification
In FL, red legs and thoracic sternites and a black abdomen, basal third of the elytra is reddish.(1)
- spmn from MD
Range
e. US (ME-FL to NE-TX) to C. America(2)
(Before 1950, any distributions recorded for E. rosmarus should be considered to include both E. rosmarus and E. angustus. (1)
Habitat
common and abundant on flowers and weeds in May, June and July (Knull, 1951)
Remarks
Leavengood's (2008) key to similar spp.(1)
3. Abdomen red..................................................4
3’. Abdomen black...............................................5
4 (3). Elytra with a pale, often distinctly arched fascia at about the middle, followed by a much broader black fascia occupying one-fourth of the elytral length ....................Enoclerus nigripes (Fig. 2-9)
4’. Elytra with a pale fascia just behind the middle, the fascia broader marginally, narrowing towards the middle as the elytra meet, followed by a narrower black fascia ..........Enoclerus angustus (Fig. 2-1)
5 (3). Elytra with a mid-elytral pale fascia, anteriorly bordered by a black, somewhat incomplete fascia............Enoclerus rosmarus (Fig. 2-11)
5’. Elytra with a mid-elytral pale fascia, anteriorly bordered by no fascia....................................................Enoclerus nigrifrons (Fig. 2-7)
Print References
Knull, J.N. 1951. The checkered beetles of Ohio (Coleoptera: Cleridae). Ohio Biological Survey Bulletin 8(42): 268-350.
Internet References
Image - MCZ, Harvard
Works Cited
1.The checkered beeltes (Coleoptera: Cleridae) of Florida.
Leavengood, Jr., J.M. 2008. University of Florida, Gainesville. 206 pp.
2.Catalogue of North American beetles of the family Cleridae
Wolcott A.B. 1947. Fieldiana: Zoology 32: 63–105.