184 PROCEEDINGS OF THE NATIONAL, MUSEUM. vol. 85. 



CROCISA LILACINA, new species. 



Male. — Length about 12 mm. Robust, with bhie markings; cly- 

 peus prominent, finely punctured; sides of face (extending halfway 

 up front), supraclypeal area and upper and lateral margins of 

 clypeus all covered with blue hair; cheeks v^ith blue hair; occiput 

 with a fringe of hair, black in middle and wdiite at sides ; ejes greatly 

 broadened below; mesothorax anteriorly with a pair of transverse 

 bright blue patches, partly on prothorax ; the usual four mesothoracic 

 spots, short median band, and spots above tegidae, also blue, but the 

 posterior spots nearly obsolete (rubbed off ?) ; scutellum W-like, with 

 rather sparse minute punctures, no light hair on disk, but a little 

 white hair from beneath notch; tubercles fringed with reddish- 

 fuscous hair; upper part of pleura with light blue hair, lower part 

 with black, but nearly bare and strongly punctured; tegulae black 

 with a large ferruginous mark; wings brown, with hyaline spaces; 

 anterior and middle tibiae blue on outer side, but hind tibiae with 

 only basal half blue; tarsi dark, without blue; markings of abdo- 

 men delicate lilac-blue, not metallic; first segment blue right across, 

 the hind margin and a roof-shaped median mark black, this marking 

 as in C. caeruleifrons Kirby, except that the blue is not interrupted 

 basally; segments 2 to 5 with broad blue bands, rather widely in- 

 terrupted in middle, sixth with some pale hair at sides; apex with 

 two short teeth. 



Buitenzorg, Java, March, 1909 (Bryant and Palmer). 

 7'ype.—C2it. No. 20717, U.S.N.M. 



Resembles C caeruleifrons Kirby, but differs by the blue at base 

 of abdomen not interrupted; band on second segment more w^idely 

 interrupted; hind tibiae with less blue, and general appearance less 

 brilliant. It is much too large for C. hasalis Friese and otherwise 

 different. 



CROCISA. SORDIDA. new species. 



Female. — Length about 11 mm. — Robust, with beautiful blue mark- 

 ings on head, thorax (except scutellum) and legs, but on abdomen and 

 scutellum (large patches nearly covering lobes) they are gray and 

 inconspicuous ; there is a very little blue at extreme sides of abdomen. 

 The hair is loose, not scale-like, and the blue is not metallic. Face 

 and sides of front with light greenish-blue hair, sparse on disk of 

 clypeus; cheeks and occiput with blue hair, but black behind ocelli, 

 and partly near top of eyes ; sides of vertex polished, with very sparse 

 large punctures; thorax above with prothoracic band, long band on 

 mesothorax (narrowing posteriori}^), spot on each side of this band, 

 band along mesothoracic margin from front of tegulae to near mid- 

 dle posteriorly, all bright blue; tegulae blue-spotted in front and 

 behind; blue crescent behind tubercles; blue band across mesopleura 



