476 ' WILLIAM G. DIETZ, M.D. 



subcariuate, punctured and scaly towards the base, anteiinte inserted about the 

 middle, second .joint of funicle elongate, longer than the first, dava rather small, 

 elongate elliptic, acuminate. Eyes without supra-orbital ridges. Head densely 

 scaly, not concave between the eyes, occipital carina extending upon the front; 

 l)rothorax a trifle wider at the base than long, widest about the middle, lateral 

 margin subangulate, tubercles very small, scarcely discernible, dorsal channel 

 wide, entire, anterior margin with two distant, extremely small cusps: punctures, 

 where visible, rather coarse, sides and dorsal channel densely scaly. Elytra two- 

 fifths and rather suddenly wider at the base than the prothorax, humeri promi- 

 nent, sides gradually narrowed from the shoulders; strise deep, wide, distinctly 

 punctured, intei-spaces convex, rugose, sides and sutural interspace densely scaly, 

 striiE of the di.sc each with a row of scales; femora densely squamous, apex and 

 end of fourth tarsal joint dusky. Length 2.25-2.5 mm.; 0.09 0.10 inch. 



% . The glabrous space at the apex of the last ventral segment is almost ob- 

 solete. 



Hub. — Michigiin ( Detroit). 



The remarks under the preceding species al.-50 apply here. Dr. 

 LeCoiite considered this, as idoitical with the European Fh. velatus 

 Beck. Mr. Schwarz is credited with calling this species leeontei 



Bibliography and Synonymy. 



MONONYCHUS Germ. 

 1. M. vulpeculus Fab.. Syst. El. ii. 450 ; Oliv., Ent. v, No. 83, 129, pi. 427 ; Boh.. 

 S(;h. Cure, iv, 309: Say, Cure. 20, ed. Lee. i. 286. 



CRAPONIUS Lee. 

 1. C. in^qualis Ray, Cure. 20. ed. Lee. i, 280 (Ccntorhi/nchus); Lee. Proc. Amer 

 Philos. Soc. XV, 269. 



CNEMOGONUS Lee. 



I. C. leconbei n. sp. 



ACANTHOSCELIS gen. nov. 



1. A. californicus n. sji. 



2. A. frontalis n. sp. 



3. A. griseuis n. s]). 



4. A. ilex n. sj). 



5. A. curtus Say, Cure. 20, ed, Lee. i, 298 (Ceiiforhiinchus) ; (lyll.. Scii. Cure, iv, 



287. 



6. A. acephalus Say. ,Jo\ir. Ac. Nat: Sci. Phila. iii. 309: ed. Lee. i. 173; Germ., 



Sell. Cure. iv. 2S9 ; sabnlirnstris Gyll., Sch., Cure, iv, 288 (nvlhxlrs) : 

 lepvosuH Boh., Sch. Cure, viii, 1, 394 {Cwliodes) . 

 Yar. tenehrosiis. 



7. A. tarsalis n. sp. 



8. A. guttatus n. sp. 



9. A. perplexus n, sp. 

 10. A. mendicus n. s)). 



II. A. pusillus n. sp. 



