312 
COLEOPTERA. 
Dryophthorides. 
Psilodryophtliorus, pp. 441 & 505. Surface slightly shining, almost 
bald ; prothorax nearly even, elytra with porrect shoulders, not carini- 
form at apex, rostrum not roughened. P. costatus, p. 595, New Guinea. 
Stenommatus, pp. 441 & 506. Differs from Dryophthorus in its longer, 
more slender and arched rostrum, nearly confluent eyes, and more widely 
separated coxae. S.fryi, p. 595, Mexico. 
Pentartlirides . 
Synommatus, pp. 4:4:3 & 50S. Eyes entirely confluent beneath. S. con- 
Jluens, p. 596, Sarawak. 
Lyprodes^ pp. 444 & 511. Of narrow cylindrical shape, with opaque 
surface, thick abbreviated feet, long slender rostrum, 2nd funicular joint 
longer than following joints, &c. L. cylindricus, p. 596, Sula. 
Phlceojjhayomorphus, pp. 445 & 511. Of somewhat convex build, with 
rostrum pinched in at base, depressed eyes, and 4 anterior legs approxi- 
mated at base. P. angusticoUis, p. 596, New Granada. 
Pseudopientarthrum, pp. 445 & 512. Intermediate between the preceding 
and Pentarthrum. P. pMceophagoides, p. 597, Mexico. 
Xenosomatium, pp. 446 & 513. Tibige short, broad, triangular; terminal 
hook to 4 posterior legs spiniform, short ; obsolete in front pair, replaced 
by an outwardly curved pubescent spine arising from inner angle. X. 
tibiale, p. 597, Malay Islands. 
Sericotrogus, pp. 446 & 515. Allied to Pentartlirum in its scutellum and 
eyes, but smaller, more slender, fusiform, brassy, with widely bilobed 3rd 
tarsal joint. S. subcenescens, p. 602, Auckland. 
Stenotrupis, pp. 447 & 515. Allied to Pentarthrum, but narrower, more 
•depressed, with completely sunken eyes, shorter legs, equally separated 
coxae, &c. S. crasd/rons, p. 602, Makian, acicala, p. 603, Cuba. 
3Iicrocossonus, pp. 447 & 517. Allied to Stenotrupis, but with shorter 
and wider rostrum, more developed and less flattened eyes, coxae more 
remote, &c. 31. ivallacii, p. 603, Saylee. 
Cossonideus, pp. 448 & 517. Pale, depressed, deeply sculptured, 
parallel-fusiform, with very large and prominent eyes, elongate tarsi, &c. 
C. 2^ciscoii, p. 603, W. Australia. 
Tychiosoma, pp. 449 & 604. Larger and flatter than Tychiodes, with 
more triangular thorax, more medially inserted antennae, &c. T. graci- 
lirostre, p. 604, Philippine Islands. 
Leptomimus, pp. 449 & 519, Very narrow, parallel, opaque, and closely 
sculptured, with very long, slender rostrum : differs from Stenotrupis in 
the head not being exserted, and the eyes not depressed. L.fragilis and 
delicatulus, p. 604, Gilolo. 
Lamprochrus, pp. 450 & 520. Rostrum very elongate and slender (in 
$ slightly dilated as in 3fesites), antennae, legs, and tarsi very long. 
Type, 3Iicroxylobius cossonoldes, Woll. 
Microtribus, pp. 451 & 522. AlHed to Microxylobius, but with rather 
narrow, elongate, parallel rostrum, small, prominent, and less separated 
eyes, largely developed thorax, lengthened funicular joint, widened and 
deeply bilobed 3rd tarsal joint. M. huttoni p. 605, New Zealand. 
