Checklist of - Entomological Society of Canada

Artematopidae
Family PSEPHENIDAE water-penny beetles
L. LeSage
Psephenids form a small family of aquatic beetles;
onl.' three species have been recorded so far in
The taxonomy of the North American
psephenids is relatively well known, tha.nks to the
Canada. Their vernacular name refers to the works of Brown (1972, 1983b), Brown and Murvosh
unique round and flat shape of the body of the lar- (I974), and Brigham (1981).
vae, which live in riffles of creeks and rivers. The
adults o1' Ectopria spend the daytime in the foliage
of marginal vegetation; they are readily attracted to
light. Tlrose of Psephenus scurry over exposed rocks
in riflles during the day and hide at night. ON (3); PQ (2);NB (1); NS (2)
Genus EC,fopRrALeconte
Eurea LeConLe
Key to Irforth American species: Brigham (1981)
subfamily EUBRIINAE
E. leechi Brigham - ON
E. nervosa tMelsheimerr - ON PQ - NS
tarsalis LeConte
thorar:'ica (Ziegler)
tibiali)s LeConte
subfamily PSEPHENTNAE
Genus ps[]pHENUS Hardeman
Eurytr:.alpus LeConte
Fluuit:'ola DeKay
Key to liorth American species: Brown & Murvosh (1974)
P. herricki lDeKayr
lecontei (LeConte)
- ON PQ NB NS
t re nto nen si s Zimmermann
Superfamily Elateroidea
Family ARTEMA*TOPIDAE
Y. Bousquet
Thi-" family includes eight North American one found in North America. Many authors, includspecies,
four of which are currently known to occur ing Arnett (1968), have placed the macropogonines
in Canarla. Little is known about the bionomics of within Dascillidae.
the Near:ctic species. The adults are usually found
on foliage; the larvae of some species have been
reared or.r mosses (Lawrence 1982q.).
Lawrence (1982a) recognized three subfamilies NT (1); BC (3); AB (1); MB (1); ON (2); PQ (2); NB
of Artematopidae, Macropogoninae being the only (1)
Genus MACROPOC'ON Motschulsky
Key to North American species: Hopping (1936)
Subfamily MACROPO GONINAE
M. piceus l,eConte NT BC AB - MB ON PQ NB
dubiusW.J. Btown
rufipes l{orn
M. testaceipennis Motschulsky - BC
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