LIBRARY

COLEOPTERA 591
2-3 mm. long. One of the largest species is Batocera wallacei Thomson of New
Guinea, the body of which may be 80 mID., the antennre 190 mm., and the forelegs
85 mm. long.
Mimicry is especially pronounced in this family. Genera that are cryptic
include among others certain species of Monochamus Guerin, SynaphEl!ta
Thomson, Pogonocherus Zetterstedt, Graphisurus Kirby, Sap erda Fab., Rhagium
Fab., and Xylotrec/zus Chevrolat. Uloch;.etes Lee. looks like a bumblebee;
FIG. 202. Actocinus longimanus (Linn.). a remarkable ccrambycid beetle with orange and
black markings and the fore legs greatly developed. It occurs in the forests of tropical North
and South America. Reduced U.
Sphecomorpha Newm., Phespia Bates, Tomopterus Servo (all Neotropical);
Necydalis Linn., Cyllene Newm., Strangalia Serville, Aridalus Thomson (Australian),
and Hesthesis Newman (Australian) mimic certain wasps; Lygesis
Pascoe (Australian) looks like bugs of the genus Leptocorisa Latr.; Zoedia
Pascoe (Australian) and Euderces Lee. (North American) mimic ants; and
Formicomimus mirabilis Aurivillius has an ant-like head. Oxylymma Pascoe
(South American). mimics cantharids and Ornistomus Thoms. (South American)
and Elytroleptus Duges (North American) mimic lycids.
Important genera with species common to the coniferous forests are: Anoplodera
Mulsant, Asemum Eschscholtz, Atimia Haldeman, Callidium Fab.,
Criocephalus Muls., Ergates Serville. Graphisurus Kirby. Leptura Linn .• Monochamus
Serv., Pogonocherus Latr., and Prionus Fab.
Those genera associated primarily with deciduous shrubs and trees are:
Acanthoderes Serv., Cerambyx Linn., Clytus Laicharting, Cyllene Newman,
Desmocerus Serv., Glena Newm., Goes Lee., Ipochus Lee .• Neoclytus Thomson,
Oberea Muls., Oncideres Serv., Phymatodes Muls., Rosalia Serv., Saperda Fab.,
Synaph;:eta Thomson, Xylocrius Lee., and Xylotrechus Chevrolat.
Genera that attack the roots and stems of small annual and perennial plants
are: Agapanthia Serv., Brachysomida Casey, Cortodera Muls., Crossidius Lee.,
Dorcadion Dalman, Moneilema Say, PItytmeia Muls., Tetraopes Latr., and
Vesperus Latr.' .
A few of the most interesting and remarkable species not previously mentioned
should be included. The beautiful satiny green and gold Callichroma