28 PROCEEDINGS OF THE XA I KtSAL MUSKVM. rouxx. 



I. BARYTETTIX CRASSUS. new species. 

 • (I'latf II, li>r. lit.) 



Lntoo-testacooiia, ]>n)b5il>ly Hiives<;tMit in life, inarkod Tvith fuscous 

 an«l black, llejul siiblutcoiis, a little infuHcatoil on vertex and with 

 a fuscous band behind the eye distinct only at its upper margin; bor- 

 ders of fastijiiuni and fiontal costa ])unctate; other ijarts of face very 

 obscurely and sparsely imnctate; frontal coata aulcate throufjhout; 

 antennae luteo-testaceous, becomiufj infuscated on the apii-al half. 

 Trozona luteo testaceous above, luteous on the lower half of the lateral 

 lobes, their upper half occupied by a broad piceous patch whi(;h nar- 

 rows anteriorly by the excision of its lower niarjjin; nietazona fusco 

 testaceous; ejiiniera black. Tegmina blackish fuscous with dull luteous 

 veins. Fore an<l niid<lle legs luteo testaceous, the apical luUf of tlie 

 claws black, the arolia much more than half as loni;- as the last tarsal 

 Joint, narrowly edged with black (hind legs wanting). Abdomen with 

 a narrow laterodorsal dark fuscous stripe on some of the basal se;: 

 nients, and most of the segments dorsally margined posteriorly with 

 testaceous. Supraanal plate of male triangular with sinuous sides, 

 either longitudinal half broadly and deeply sulcate, the rising margiii> 

 between tliem inclosing a deep and rather narrow median sulcus, con 

 stricted at the middle; furcula consisting of a pair of approxiinaie. 

 verj'^ small, rounded lobes, scarcely projecting; cerci very broa<l ami 

 conji)ressed, a little narrowed before the middle, the basal jmrtion ;i 

 little bullate, the apical produced by its inferior extension, the apex 

 acutely angulate and curved downward, the whole very feebly incurved: 

 upper margin of the subgenital i>late straight tlirougliout, well rounds: 

 apically, the tubercle very coarse and very blunt, nearly doubling tlif 

 length of the plate. 



Length of body, male, 21.75 mm.; antennae, 11 nun.; tegmina, 4 nuii 

 One male. San Jose del Cabo, Lower California, (x. Eisen, coUectioi 

 California Academy of Sciences (L. J>runer). , 



2. BARYTETTIX PENINSULAR, new species. 



Light testaceous with a luteous tinge, marked with black. Hca 

 testaceous with a faint ferruginous tinge, marked above with a media; 

 more or less broken, black stripe which follows the sulcus of the fasti;; 

 ium and broadens considerably behind; also with a very broad bin 

 band behind the eyes; whole face and lower portion of the genae di 

 tinctly but sparsely punctate, the frontal costa feebly convex exct ; 

 for a slight depression below the ocellus; antennae light ferrugiun 

 on basal, ferruginous on apical half. Metazona testaceous with ; 

 luteous but a feeble olivaceous tinge, the i)rozona luteo-testaceoii 

 marked on disk with a couple of narrow, parallel, subdorsal black lin 

 on its posterior half, which cross also the metazona, but are tlic 

 evanescent and slightly divergent; lateral lobes of theprozona mark 



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