804 CLASS XIII. 



Sp. Fusus syracusanus LAM., Murex syracusanus L., POLI Testae, utr. Sic. in. 

 Tab. 48, figs, ii, 12, BLAINV. Malawi. PL 15, fig. i; Fusus colosseus 

 LAM., Encycl. meth., Vers. PL 427, fig. i, &c. 



Pyrula LAM. (excl. some species). Shell subpyriform, with short 

 spire. 



Sp. Pyrula melongena, Murex Melongena L., HUMPH. Amb. RariteitTc. Tab. 

 xxiv. fig. 2, BLAINV. Malac. PL 17, fig. 3; Pyr. perversa, Murex perver- 

 sus L., Encycl. Vers. PL 433, fig. 4, REEVE Conch. Syst. n. PL 236, figs. 



Murex L. (in part), BRUG. Shell spiral with transverse tuber- 

 cles or spines in rows. Aperture rotundate, produced into a 

 straight canal ; columella smooth. Operculum horny. 



Murex LAM. Shell with horny tubercles or spines disposed in 

 several longitudinal rows. Canal of aperture often very long. 



Sp. Murex Brandaris L., POLI Testae, utr. Sicil. in. Tab. 49, fig. 8, GUKRIN 

 Iconogr., Moll. PL 19, fig. i, LEIBLEIN, HEUSINGER'S Zeitschr.f. die organ. 

 PhysiTc. Eisenach, 1827, i. Heft i, pp. i 32, Tab. i. Ann. desSc. nat. xiv. 

 pp. 176 206, PL 10, ii ; Mediter. Sea; Murex Tribulus L., Murex 

 crassispina LAM., BLAINV. Malac. PL 17, fig. 2 ; Murex tenuispina LAM. 

 (Mur. Trilulus var. L.), EUMPH. Amb. Rariteifk. Tab. 26, fig. 3, KIENER 

 Spec, general des Coq. viv., canaliferes, in. PL 6, fig. i, PL 7, fig. i ; 

 Murex Haustellum L., BLAINV. Malacol. PL 19, fig. 5, GUERIN Iconogr., 

 Moll. PL 19, fig. 2, &c. Of this genus also there are various fossil species. 



Ranella LAM. Shell ovate or oblong, with ribs compressed, vari- 

 cose, opposite, remote at the middle part of the wreath. 



Murex Rana L. (in part), Ranella crumena LAM., RUMPH. Amb. Rari- 

 teitk. Tab. 24, fig. G, Encycl. meth., Vers. PL 412, fig. 3, &c. 



Triton MONTF., LAM. Shell ovate or oblong, with varices rare, 

 not forming longitudinal series. 



Sp. Murex Tritonis L., Triton variegatum LAM., RUMPH. Amb. Rariteitlc. Tab. 

 28, fig. B and i, Encycl. meth., Vers. PL 421, fig. 2, BLAINV. Malacol. PL 

 18, fig. 3; from the Indian Ocean; Triton nodiferum LAM., POLI Test. 

 utr. Sic. in. PL 49, fig. 9 ; from the Medit. Sea. To this last species 

 belongs the anatomical description of K. W. ETSENHARDT, MECKEL'B 

 Archivf. d. Physiol. vm. 1823, pp. 213 217, Tab. in. 



Fasciolaria LAM. Aperture ending in a straight canal. Shell 

 oblong, scarcely tuberculate. Columella furnished with two or 

 three oblique folds. 



Sp. Fasciolaria tulipa LAM., Murex Tulipa L., RUMPH. Amb. Rariteitk. Tab. 

 49, fig. H, BLATNV. Malac. PL 17, fig. 2. 



