iredale: synopses contents British museum. 305 



Efflisiu, \8i0. 1842, p. 60. "The Turritellce are turreted and 

 marine ; the mouth of the shell is .squarisli and the operculum 

 orbicular, many whorled. The Haustators chiefly difTcr in the 

 outer lip being marked with a deep notch leavinj;; a groove 

 on the whorls. Tiie Zaria has an ovate mouth rather produced 

 in front [p. 61]. Mesalia is very like the former, but the mouth 

 is round and produced into a slight canal in front, and the front 

 of the inner lip is slightly twisted. Eglima has a round mouth 

 with the outer lip rather thickened internally." In the 

 Proc. Zool. Soc, 1847, Gray introduced a new name Torcula 

 for Uaiidator, Grav, 18-10, not Montfoit, 1810. 



Epistylium, 1840, p. 125. 1840a, p. 129. " The true Helices, ffelico- 

 do7ita, etc., have the peristoma of the shell thickened, while the 

 Helicophaiita, Epistijlinm, and Proserpina have it thin and sharp." 



Foegio, 1840. 1842, p. 77. (Compared with Aspergillum.) "In 

 Foegia the lower end is irregular, with scattered tubes, and 

 destitute of any fringe." 



Fossar, 1840. In 1847 Forsar is printed, but corrected in the errata. 

 Type given, Helix ambigua, Linn. (= Natica { fosar), Adans., 1 757). 



Gasterosiphoiie, 1842. 1842, p. 88. " In some of them \_Belemnitidce\, 

 as Gastrosiphone, the syphon is in the front." 



Geloina, 1840. 1842, p. 75. "The Ciirence have three teeth in 

 each valve, and the compressed lateral teeth striated across. 

 The Geloina differ in the lateral teeth being smooth, and the 

 Velorita has a short thick anterior lateral tooth close to the large 

 cardinal ones." 



Gena, 1840. 1842, p. 51. " The Gence are thin, oblong, ear-sliaped 

 shells, with a very large animal and no operculum." 



Gihhium, 1840. 1842, p. 57. "The C/^i/Vow have a depressed top- 

 sliaped shell with perforated axes." 



Ginorga, 1840. jS'ot furtlier mentioned, either in 1842 or 1847. 



Guett-ra, 1840. In 1847 the type is given as Fist, corniforinis. 



Uarlea, 1842. 1842, p. 78. " The Harlea are oblong, siilxpiadrate, 

 thin shells, with a sharp keel from the umbo and conical hinge 

 teeth." 



Hiitina, 1842. 1842, p. 62. "The Bivince have an orbicular spiral 

 operculum with an oblong lateral scar, like tlie Irochi. The 

 Vermilia has the mouth of the tube surrounded by three spines, 

 and the Ilatina has no operculum." 



Ilelicophora, 1840. 1842, p. 59. "The Helicophorm always have 

 oblong .-spiral unkeeled shells with an entire mouth." 



Ilemicyclostoma, 1 840. 1847 = Hemicyclunosta. 



Hettrodon, 1840. Not mentioned in 184 2 iiot(!.s or in 184 7. 



Ida, 1840. This name, bracketed after Chilina, is not again mentioned 

 in 1842 or in 1S47. 



Jesonia, 1840. In 1847 this is ])laced in the synonymy uf Jfgtili- 

 cardia, Blainv., 1825. 



Kuphus, 1840. 1842, p. 76. "The liuphus has ovate pellets 

 toothed at the tip ; the tubular case of this genus is club- 

 shaped, contoited, opa(][iie, and closed at the end." 



