350 BULLETIN 18 2, UNITED STATES NATIONAL MUSEUM 



by unevenness of the surface. Abdomen without distinct punctures 

 but with irregular pitted sculpture. Mcde, seventh stern ite very 

 broadly evenly and feebly emarginate; eighth same as seventh. 

 Female^ sternites unmodified. Length, 2^4 ^^^' 



Type locality. — Puerto llico, El Yuncjue Peak; elevation about 

 3,000 feet. 



Types. — Holotype, male, and paratypo, female, in the Museum of 

 Comparative Zoology; paratype, female, in the United States 

 National Museum (No. 52521) ; collected in >[ay 1938 by Dr. P. J. 

 Darlington. 



Records. — The following is the only i-ecord known to nie : 



Puerto Rico: EI Yiinque (Darlington, in M.C.Z. and U.S.N.M.). 



Sj}ecimens examined. — I have seen only the three types. 

 Remarks. — This species may be known by its reduced elytra and 

 the raised line on the pronotum. 

 I have received no record of its habits. 



3. STILOSAURUS CORONALIS, new species 



Description. — Testaceous. Head moderately large, suborbicular, 

 almost as wide as elytra; eyes moderately large, prominent; evenly 

 rounded behind eyes; without distinct punctures or sculpture Imt with 

 indistinct tuberculi basally and laterally; with a fine raised line 

 marking the position of the epistomal suture between the front of the 

 eyes, and another marking the anterior fifth of the coronal suture; 

 labrum with median lobe forming two very blunt triangular teeth 

 flanked by a pair of obtuse angulations. Pronotmn suborbicular, 

 scarcely wider than long, five-sixths as wide as head, widest near 

 middle, evenly rounded posteriorly but sides becoming straight near 

 apex; sides with about three large sctne; with a distinct i-aised 

 midline through most of the length; tuberculi larger and more con- 

 spicuous than on the head but obscured by the dense fine scaly 

 ground sculpture. Elytra three-fourths as long as wide, nine-tenths 

 as long as pronotum ; with moderate punctures obscured by the uneven 

 surface. Abdomen exceedingly minutely punctate or sculptured ; with 

 rather dense pubescence. 3fale, unknown. Female., sternites rounded 

 or broadly lobed. Length, 1% mm. 



Type locality. — Cuba, Cayamas, 15 miles west-northwest of Cien- 

 f uegos, Province of Santa Clara. 



Types. — Holotype and one paratype, females, IJ.S.N.M. No. 52390, 

 collected by E. A. Schwarz. 



Records. — The following are the records known to me : 



Cuba: Cayamas (Schwarz, in U.S.N.M.), Solodad (Darlington, in M.C.Z.) . 



Specimens examined. — I have seen only the two types and one 

 example from the Museum of Comparative Zoology. 



