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Show 280 INSECTA. and without any distinct paraglossre. The species at·e all foreign to Europe(t). . . . The others, which, with those that 1mmedtately follow, appear.to approximate to the Brachini(2), .have the penu~timate joint of all the tarsi strongly bilobate; the mand1bles and max1llre long, narrow, and projecting; the body thick; the head in the form of a nanow and elongated triangle; the thorax almost cylindrical, and slightly nar. rowed posteriorly. The first joint of the antennre is long and narrowed at base. The mentum is nearly lunate, and is destitute of a tooth in the middleof the emargination. The ligula is salient, narrow, almost linear, and terminated by three stout spines; it has two small paraglossre. The under part of the tarsi is covered with down. Such are the charac. ters of DRYPTA, Lat. Fab. All the species known belong to the eastern continent and to New Holland. Two inhabit Europe, and are always found on the ground. The most common is the Drypta emarginata, Fab.; Ciairv. Entom. Helv. II, xvii; Hist. Nat. des Coleop. d'Eur., fasc. II, x. 1. It is about four lines in length, and of a beautiful azure· blue; the antennre, mouth and legs, fulvous; extremity of the first joint of the antennre and the middle of the third, blackish; elytra with punctate strire. More common in the south of France than the north. M. Blondel Jun., however., has found it in abundance in a locality near Versailles(3). We now come to the Carabici, very analogous to the preceding ones in their divisional characters, but removed from them by the form of their tarsi. The four first joints, or at least those of the anterior tarsi of the males, are greatly dilated and bifid; the penul· (1) flelluo costatus, llist. Nat. des. Coleop. d'Eur., fascic. II, vi, 5;-Galerila ltirta, Fab. See the Species Gencr. Dej. I, p. 283. An undescribed species from Brazil appears to me to form a new subgenu1 by its filiform palpi, of which the last joint is cylindrical. (2) The Dryptre are also allied to Cychrus, and seem to connect the Cicindelitz with the Carabici Grandi pal pi. Several sections of this family seem to connect themselves with the Cicindelre like so many branches. Most o{ the other families of Insects are simihrly situated, or form ramified trunks-in a word, continuow series do not exist in nature. (3) For the other species, see Hist. Nat. des Coleop. d'Enr., faic~c. II, x,2i and the Species Gener. des Coleop. Dej. I, 182. t.:OLEOPTEUA. 281 timate of all, and in both sexes, is always emarginated or dilated. The exterior palpi and the first joint of the antenn.-c always long. TRIOHOGNATJIA, Lat. Ultimate joint of the exterior pal pi in the form of a reversed cone, and elongated; a hairy triangular projection on the exterior side of the maxill.-c; very long palpi; labrum bicrenate, with three obtuse teeth; summit of the ligula armed with tht·ee spines; .the fout· posterior tarsi not dilated, at least in the females. The type of the genus (T· marginipennis) was brought from B1·azil by the celebt·ated botanist M. de Saint-Hilaire. GALEIUTA, Fab. The Galcritre differ from the preceding subgenera in their exterior palpi, of which the last joint is triangular or sectu·ifot·m, and in the non-dilatation of the exterior side of the maxillre. The two anterior tarsi of the males are widened; the emarginations of the four first joints t~re acut(•, and their internal divisions are larger and more prolonged than the external. The summit of the ligula is tridentate, and its paraglossre are very distinct. The emargination of the mentum is unidentate. Some species, such as the Galerita occidentali.<~, Dej.; G. africana, It!., by their oval head, and narrower and more elongated tho1·ax, form a particular division. Most of them belong to America( 1 ). CoamsTI<:s, Lat1·.-Calophama, KIUg.-Odocantha, Fab. The exterior pal pi filiform and termin~ted by an oval and pointed joint. The four first joints of all the ta~si dilated and the first in the form of a reversed and elongated cone; lobes of the two following- ones equal, straight, and pointed; the fourth in the form of a heart or reversed triangle, and unemarginate; its supet·ior face is t'Xcavated for thereception of the next. The head is nearly oval(2). We will terminate this section with those in which the hooks of (1) See the Ilist. Nat. des Colcop. d'J<jur. 1 and Spec. Gencr. des Col cop. Dej., J. Hut one species of Gn.lerita, the G. americana, l''n.b., Caralms amrricanus, Oliv. , Ius yet been described from the United States. The rest arc from Cayenne, Cuba, and one, the africana, Dej., from SenegaL .am. Bd. . (2) Sec the Jiist. Nl\t. des Col. d'gur., fascic. 11; Spec. des Colcop., Ucj., I; and chiefly the I~ntom. Brasil. Spccim. , of Kliig. All the known species belong to outh Americ:t, v OL. ll 1.-2 L |