6 STREPSIPTERA 



Pseudoxenos louisiauae, Pierce, parasitizes Odyuerus vagans, Saussure; Louisiana. 

 Pseudoxenos pedestridis, Pierce-, parasitizes Odyuerus pedeslris, Saussure; ilmois. 

 Pseudoxenos robertsoni. Pierce, parasitizes Odyuerus histi lonalis, Robertson ; Illinois. 

 Pseudoxenos schaumii, Saunders, parasitizes Odyuerus parietum, Linnaeus; Corcyra. 



Pseudoxenos iigridis, Pierce, parasitizes Odyuerus tigris, Saussure; Illinois. 



Monobiaphilabishoppi, Pierce, parasitizes Monobia quadridens, Linnaeus; Texas. 



Tachytixenos indicus. Pierce, parasitizes Tachytes xenofems, Rohwer; India. 



Sceliphronechthrusfasciati, Pierce, parasitizes Sceliphron fasciatus , Lepeletier; Santo Domingo. 



Eupathocera luctuosae. Pierce, parasitizes Sphex luctuosa, F. Smith; Idaho, Colorado. 



Eupathoceralugubris, Pierce, parasitizes Sphex fragilis, Smith; Ohio. 



Eupathocera pictipennidis, Pierce, parasitizes Sphex pictipennis, Walsh; Illinois. 



Eupathocera pruinosae, Pierce, patasitizes Sphex pruiiwsa, Cresson ; Colorado. 



Eupathocera sieboldii, Saunders, parasitizes Miscus campestris, Latreille, Germany. 



Eupathocera sphecidarum, Duiour, parasitizes Sphex sabulosa, Linnasus; France, Germany. 



Eupathocera- vulgaridis, Pierce, parasitizes Sphex vulgaris, Cresson; Illinois. 



Ophthalmochlus abbotii, Pierce, parasitizes Chlorion sp.; Siam. 



Ophthalmochlus ashmeadi, Pierce, parasitizes Chlorion pernanwn, Kohl; Santo Domingo. 



Ophthalmochlus auripedis, Pierce, parasitizes Chlorion auripes, Fernald; Pennsylvania. 



Ophthalmochlus bishoppi. Pierce, parasitizes Chlorion ichneumoneum, Linnaeus; Texas. 



Ophthalmochlus ditryi, Pierce, parasitizes Chlorion atraia, Lepeletier; Ohio. 



Ophthalmochlus westwoodi, Templeton, parasitizes Chlorion ichneumoneum aurifluum, Pertv ; Brazil. 



Paraxenos erberi, Saunders, parasitizes Bembecinus peregrinus, Smith; Corcyra. 



Stichotrema dallatorreanum, Hofeneder, parasitizes Sexava nubila, Stal ; Admiralty Islands. 



Pentacladocera schwarsii, Perkins, parasitizes Agallia sp.; New South Wales. 



Agalliaphagus americanus, Perkins, parasitizes Agallia quadrinotata ; Ohio. 



Pentozocera australensis, Perkins, parasitizes Tetigonia parthaon, Kirkaldy; Queensland. 



Pentozocera phaeodes, Perkins, parasitizes Hecalus immaculatus, Kirkaldy; Queensland. 



Pentozocera stenodes, Perkins, parasitizes Paradorydium menalus, Kirkaldy; Queensland. 



Pentozocera schwarzi, Pierce, parasitizes Dicdrocephala sanguinolenta, Coquibar; Guatemala. 



Pentozoe peradeniya. Pierce, parasitizes Thompiouiclla arcuata, Motschulsky ; Ceylon. 



Megalechthrus trynni, Perkins, parasitizes Platybrachus sp.; Queensland. 



Neocholaxjacobsoni, Meijere, parasitizes a fulgorid; Java. 



Diozocera insularum. Pierce, parasitizes Xerophloea viridis, Fabricius; Grenada. St. Vincent. 



Deineleuchus australensis, Perkins, parasitizes Platybrachys sp.; Queensland. 



Elenchus melanias, Perkins, and its variety silvestris, Perkins, parasitizes Delphacidae ; Hawaii. 



Elenchus tcnuicornis, Kirby, parasitizes Liburnia sp ; England. 



Mecynocera koebelei. Pierce, parasitizes Liburnia campestris. Van Duzee, and L. lululeuta, Van Duzee; 



Ohio. 

 Elenchoides perkinsi, Pierce, parasitizes Perhinsiella viiiensis, Kirkaldy; Fiji. 

 Pentagrammaphila uhleri. Pierce, parasitizes Pentagrammavittatifrous, Uhler; Dacota. 

 Colacina insidiator, Westwood, parasitizes Epora subtilis, Walker; Borneo. 



Geographical distribution. — The Orthoptera. Heteroptera, Homopteia and Hymenoptera 

 are at present the only orders known to be parasitized. The parasites are found in all the great realms 

 (jf the world. Eighty-one species are known from the Nearctic Realm of Wallace, seven from the Neotro- 

 pical, twenty-eight from the Palaearctic, two from the Ethiopian, eleven from the Oriental, and ten 

 from the Australian Realms; only one species occurring in two realms. (See p. 48.) 



