Oil Agnatic Carnivorous Coleoptera or Di/tiscidce. 387 



the fifth rather long; the anteniite are slender and quite simple; altogether it is 

 highly probable that this is the female. 



Australia, (Murray River). 1G3. 



364. Hydroporus meadfooti, Clk., ^l.G. — Ovalis, subopacus, nigricans, capite fusco 

 obscure testaceo-maculato, prothorace lateribus rufis, medio fusco, elytris fuscis 

 vage testaceo-maculatis, antennis fusco-testaceis, pedibus obscure testaceis ; 

 prothorace utrinque plica bene elevata, inter plicas transversim sat depress© ; corpore 

 dense subtiliter punctato, elytris evidenter subtiliter pubescentibus. Long. 2], lat. 

 li m.m. 



^las, prothoracis lateribus rectis ; antennis paulo elongatis medio leviter 

 incrassatis ; tarsis anterioribus articulis basalibus bene dilatatis ; tarsis intermediis 

 elongatis, articulis basalibus sat dilatatis. 



Fcm., paulo minor, prothoracis lateribus pone medium vix distincte constrictis, 

 antennis gracilibus, tarsis anterioribus ct intermediis articulis basalibus sat 

 dilatatis ; tarsis intermediis baud elongatis. 



Australia, (Melljourue). IGl. 



365. Hydroporus multimaculatus, Clk., M.C. — Ovalis, subopacus, testaceus, ab- 

 domine pectore thoracis medio elytrorumque maculis numerosis nigricantibus; elytris 

 dense subtiliter sed subscabroso puuctatis, brevissime pubescentibus ; prothorace 

 utrinque plica valde elevata, inter plicas transversim depresso. Long. 2i, lat. li m.m. 



Has, prothoracis lateribus rectis ; antennis paulo elongatis ; tarsis anterioribus 

 articulis basalibus bene dilatatis. 



Fern., prothoracis lateribus medio constrictis, antennis simplici bus ; tarsis an- 

 terioribus articulis basalibus minus dilatatis. 



This species is ea.'sily recognized by the peculiar dense rough punctuation of the 

 elytra. 



The female was described by Ciark as a distinct species under the name of 

 Hydroporus sinuatocollis. 



Australia, (Adelaide and West Australia). 165. 



366. Sternopriscus wehnckei, n. sp. — Ovalis, subopacus, testaceus, pectore ab- 

 domine vertice prothoracisque medio elytrisque fuscis, his maculis parvis irrcgularibus 

 testaceis ; antennis fusco-testaceis, basi dilutiore ; prothorace utrinque plica, bene 

 elevata, medio leviter transversim impresso ; corpore dense subtiliter punctato, 

 elytris subtiliter pubescentibus. Long. 2i, lat. li m.m. 



TRANS. KOT. DUB. SOC, N.S., VOL. II. 3 E 



