A HISTORY OF HERTFORDSHIRE PSELAPHINA (continued) Tychus niger, Payk. Tring Bythinus puncticollis, Denny. Hastoe, in dead leaves at Brown's Lane bulbifer, Reich. Tring, common at the reservoirs curtisi, Denny. Tring, rather com- mon, in dead leaves burrelli, Denny. Near Flaunden, from moss in a wood Bryaxis sanguinea, L. Wihtone, rare, in moss at the reservoir fossulata, Reich. Tring juncorum, Leach. Wihtone, under dead reeds by the reservoir impressa, Panz. Hertford (Stephens) Trichonyx markeli, Aub. Wihtone, one in some refuse Euplectus signatus, Reich. ^Tring; NewBar- sanguineus, Denny. J net (Newbery) piceus, Mots. Tring, rare, under bark CLAVIGERINA Claviger testaceus, Preyss. Tring, in nests of Formica flava Neuraphes elongatulus, Mttll. Aldbury, rare, in fungus angulatus, Mttll. Aldbury, rare, in dead leaves Scydmaenus scutellaris, Mttll. Tring ; New Barnet (Newbery) collaris, Mttll. Tring Euconnus hirticollis, 111. Wihtone, in re- fuse by the reservoir fimetarius, Chaud. Tring, in garden refuse Eumicrus tarsatus, Mttll. Tring ; New Barnet (Newbery) Eutheia scydmasnoides, Steph. Little Tring, one taken by sweeping Cephennium thoracicum, Mttll. Tring LEPTINID^ Leptinus testaceus, Mflll. Near Bovingdon, three examples in dead leaves; Shot- hanger Common (Piffard) SILPHID.E CLAMBINA Calyptomerus dubius, Marsh. Tring, in haystack refuse Clambus pubescens, Redt. Tring armadillo, De G. Tring ; New Barnet (Newbery) minutus, Sturm. Wihtone ANISOTOMINA Agathidium nigripenne, Kug. Aldbury Common, etc., occurs rather frequent- ly, under bark of beech 96 ANISOTOMINA (continued) Agathidium atrum, Payk. Aldbury, in dead leaves seminulum, L. Tring, rare laevigatum, Er. Aldbury, in dead leaves varians, Beck. Tring, not uncommon, in dead clematis stems and old beech stumps convexum, Sharp. Tring, rare, in dead leaves rotundatum, Gyll. Wihtone, one speci- men only, in moss near the reservoir nigrinum, Sturm. Aldbury, rare, in dead leaves Liodes humeralis, Kug. Near Wigginton, in fungus, in a wood orbicularis, Herbst. Flaunden, very rare, in moss on a rotten stump Anisotoma cinnamomea, Er. Tring, one taken by sweeping on a damp even- ing in September oblonga, Er. (grandis, Fairm.). Tring, very rare, in Stubbing; Wood dubia, Kug. Tring obesa, Schmidt. Shothanger Common (Piffard) badia, Sturm. Wihtone, scarce, by the reservoir ovalis, Schmidt. Tring, less rare than most species of the genus calcarata, Er. Tring Colenis dentipes, Gyll. Tring, rather common Agaricophagus cephalotes, Schmidt. Little Tring, rare, a pair taken by sweep- ing Hydnobius punctatissimus, Steph. Shot- hanger Common (Piffard) strigosus, Schmidt. Tring, very rare SILPHINA Necrophorus humator, F. Tring mortuorum, F. Tring, often found in rotten fungi ruspator, Er. vespillo, L. Necrodes littoralis, L. Tring Silpha thoracica, L. Aldbury, rare rugosa, L. sinuata, F. laevigata, F. Aldbury and Tring atrata, L. Tring CHOLEVINA Choleva angustata, F. n- cisteloides, Frflhl. J spadicea, Sturm. Aldbury, rare, in dead leaves ; Fatten End ; Berkhamsted (Piffard) agilis, 111. New Barnet (Newbery) velox, Spence. ") _. . wilkini, Spence. J "** ton Common r