dcscriptious in the "Fauna", so far as my experience goes. 



Platynus ambicit.s lias one peculiar character in that the 

 )>ronotuni along its posterior margin has distinct and fairly 

 numerous punctures; and therein somewhat resembles some 

 members of the Disenochus gi-oup (e.g. Mauna) though I can- 

 not remember to have observed this in any of the ^fetronienus 

 section. 



XOTKS AND EXHIBITIONS. 



Dolichuvns staidom. — Mr. Bridwell recorded this rr.aeh 

 jiarasite abundant on the south ridge of Kalihi Valley, April 

 2Tth; two specimens were captured and half a dozen otliers 

 observed. 



ScoJia manilae. — Mr. Timberlake recorded the tindiug- of 

 this wasp established at Lahaina, Maui, April 12th. Mr. Swe- 

 zey reported its spread to the coast west of Ewa Plantation on 

 Oahu. where it was found flying over Vitex tri folia and Ipo- 

 III oea pes-caprae. Mr. Osborn found it recently at Wahiawa. 

 Oahu. Quite a rapid spread for a new introduction. 



Pse lid ogonat opus hospes. — Mr. Swezey mentioned this Chi- 

 liese Dryinid leaf hopper parasite as a contrast to the above, 

 for nothing was seen of it from 1906-7, when it was introduced 

 and bred colonies sent around to the different sugar plantations, 

 until 1916, when it was first recovered in the lield, and was 

 found to be quite generally established in the plantations of 

 Oahu. 



Teuodera sinensis. — Mr. Swezey exhibited a female mantis 

 which he had captured alive on the S.S. Mauna Kea shortly 

 after leaving Ililo, Hawaii, March ord, 1919. She had been 

 kept alive until her death May 1st. She produced four egg- 

 masses on the following dates: March 24. April 4, April i:^ 

 April 25. 



Plagitlnni/siis sp.'" — ]Mr. Swezey exhibited a series of 7 



"■•'Described by Dr. Perkins as Plagithiiiysus platydcsiiiac. see page 

 345 following. ( Ed. ) 



