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Show 1871.] MR. ST. GEORGE MIVART ON HEMICENTETES. 73 not ending posteriorly in an excavation of the basis cranii ; a slightly marked prominence at the inferior margin of the mandible, a little in front of the angle of the jaw; posterior palatine framina rather large; no defects of ossification in the palate ; anterior incisors very strongly bilobed ; canines small; apex of lower canine not received into a fossa; first premolar above and below like the adjacent canine ; second premolar, both above and below, separated from the first premolar by a larger interval than "that which divides the first premolar from the canine; molars with the antero-posterior diameter greatly exceeding the transverse diameter of the same tooth ; posterior prism of lower molars almost aborted. Fifteen or sixteen dorsal vertebrae; no os intermedium ; scaphoid and semilunar bones distinct; pubic symphysis very small, sometimes widely open. Hab. Madagascar. ERICULUS*, Is. Geoff. I. !=?, P.M. g^|. N o interorbital constriction ; posterior margin of palate not thickened, and projecting much backwards beyond the last molars; mesopterygoid fossa ending posteriorly in an excavation of the basis cranii ; no glenoid foramen ; no defects of ossification in palate; posterior palatine foramen small; ascending ramus of mandible only slightly concave externally; canines not much elongated ; second upper premolar shaped like the true molars; scaphoid and semilunar bones separate ; an os intermedium. Sixteen dorsal and seven lumbar vertebrae ; cervical spines rudimentary. Hab. Madagascar. EcHiNOPsf, Martin. I. t± P.M. P^,. N o interorbital constriction ; posterior margin 2-2 ^-£ of palate not thickened, and projecting a little beyond last molars ; mesopterygoid fossa not ending posteriorly in an excavation of the basis cranii; posterior palatine foramen small; ascending ramus of mandible only slightly concave externally; first upper incisor much larger than the second ; canines not much elongated; second upper premolar shaped like the true molars. Hab. Madagascar. SOLENODON J, Brandt. I# ___? P.M. - . Skull not very cylindrical; cranium some- 2-2 *4 ** * Is. Geoff. Mag. de Zool. 1839, p. 25; De Blainville, 'Insectivores,' pl. vi. & x. ; Wagner, Schreb. Supplem. ii. pp. 33 & 551, & v. p. 584; Peters, Monatsber. Akad. Wissen. Berlin, 1865, p. 286. + Martin, Trans. Zool. Soc. ii. p. 249, pl. xlvi.; Peters (Echmogale), Mo-natsbr. Akad. W . Berlin, 1865, p. 286; Wagner (Echinogale), Schreb. Supplem. ii. pp. 30 & 549, v. p. 585. t Brandt, Mem. de Petersb. 1833, 6th series, ii.; F. Poey, ' Memonas sobra la historia natural de la Isla de Cuba,' i. Habana, 1851, p. 23; Peters Abhand-lungen der K. Akad. der Wissen. zu Berlin, 1864, p. 1, pis. 1-3; De Blainville, ' Iniectivores,' p. 53, pis. v. & ix.; Owen,' Odontography,' pl. cxi. fig. 1; Wagner, Schreb. Supplem. ii. p. 79, v. p. 566. |