93 



Head large, produced in front, strongly alutaceous ; eyes small and v.-ry prominent; 

 antennae rather Blender, oigro-piceous. 



Thorax rather large, broader bul no! longer than the head, widest behind the 

 miiliil' . aluta sous, with a faint depn ssion mar the base, sides mar- 



gined, and almost continuously rounded with the ba 



Scutellum elongate-triangular, alutaceous. 



Elytra ovate, rather longer but not broader than the bead and thorax, widest near 

 the middli . Btrongly alutaceous, sutural stria distinct, apex acute. 



Legs moderate, nigro-piceous. 



Under parti pitchy black, metasternum deeply punctured. 



Differs from A. granulosum in its broader form, larger thorax, more slender antennae, 

 and liner sculptun . 



// ibitat, North America. Found in California by Lieut. T. L. Casey, U.S.E. 



Actidium granulosum. 



A. granulosum, Casey, Bull. Calif. Ac. Sci. i. p. 325, 1885. 



L. c. ,',, lin. = 0"50 mm. — Elongato-ovatum,convexum, nitidum, piceo-nigrum, 

 pilis j, r riseis sparse vestitum, totum confertissime tuberculatum sive alutaceum ; 

 capite permagno, granuloso; oculis parvis, prominentibus ; pronoto parvo, brevi, 

 capite breviori et haud latiori, antice latissimo, granuloso, pone medium discum 

 utrinque depressione levi impresso, lateribus marginatis atque una cum basi con- 

 tinuo rotundatis ; elytris longis, angustis, capite atque pronoto plus quam sesqui 

 longioribus, haud latioribus, prope media latissimis, granulosis, lateribus marginatis, 

 apice integro, attenuato; ] atque antennis sat magnis, rufo-piceis. 



Body elongate-ovate, convex, shining, pitchy black, sparingly clothed with grey 



hair, closely tuherculate or coarsely alutaceous throughout. 

 Head very large; eyes small and prominent; antenna' rather large, rufo-piceous. 

 small and short, shorter and not broader than the head, widest in front, 



marked with a faint depression on each side behind the middle of the disc, 

 ined and continuously rounded with the base. 



Hum moderate, triangular and alutaceous. 

 El rtra long and narrow, more than one half longer, but not broader than the head 



and thorax, widest near the middle, sides margined, apex entire and attenuated. 

 Legs rather large, rufo-piceous. 



Under parts rufo-piceous, metasternum deeply punctured. 

 Differs from others in its elongate-ovate form, small size, granulose sculpture, and 



rufo-piceous legs and antennae. 

 Habitat, North America. Found in California by Lieut. T. L. Ca- . . I - 



Actidium Crotchianum. 



.1. Crotchianum, Matthews, Cist. Ent. ii. p. Kis, 1877. 



L. c. ,*;. lin. = 0'68 mm. — Ovatum, valde convexum, nigrum, haud nitidum, 

 pilis brevissimis albidis vestitum; capite sat magno, antice producto, confertim 

 tuberculato; oculis modicis, prominulis; /< brevi, transverso, capite vix 



longiori, parum latiori, ante medium latissimo, conf rtissime tuberculato, depn 

 sione transversa 1 basim vi ribus antice rotundatis, postice contract 



margins basali fere recta ; elytris ovatis, valde convi sis, leviter inflatis, capite at. pie 

 pronoto plus quam sesqui longioribus, parum latioribus, ad media latissimis, 

 ordinibus transvi rsislevil I ratis, lateribus modice rotunda! 



leviter marginatis, apice attenuato, aliquantum dilution; pedibus atque antennis 

 sat longis, piceo-nigris. 



