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02 



T H 



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LIC IN A 6. Albi da glabra, margine minori. Tab. 40. f. 7. 



The fmooth white Lkina. See Kl. t. 



LICINA 7. Variegata glabra , margine linear u 



The variegated Liana, 



7 1 - 



LICINA 8. Fufca, major, tubo anguflo fubaquali in fpiram oblongam fubaqua- 



lem voluta, ore jubmarginato. Tab. 40. f. 8. 



Tl 



ie Ion 



rown 



L 



icina. 



Tho' thefe (hells are generally ranged with thofe of the fnails, I thought it more 



mo 



ral to difpofe them in a feparate art 

 : considerable than it commonly 

 d, the navel generally hollow, and 



for the riling of the apex is a little 

 the others, the mouth is always 

 ole fabric formed by the windings 



of a perfect tub 



• 



TROCUS 1. Major turbinates, hngitudinaUter liratus at que fulcatus. 



The brown Balcony Snail-fhell furrowed along the tube. 



TROCUS 2. Minor hngitudinaUter Jlriatus atque fulcatus, umbilico fubapertti. 



The fmaller ftriated Balcony Snail-fhell. 



.... 



TROCUS 3. Major cinereus nigro jnaculatusj interne argent eus. 



The Magpye Crocus. See D'argen. t. xi. & Gualu t. 59. C. 



TROCUS 4. Cinereus medius, r ciridi & rubello maculatus, interne argenteus 



The fmaller Magpye 'Trocus. See L. tab. 644. 



TROCUS 5. Minor jlriatus, margine acutiori prominulo, umbilico fubaper to. 



The fmall rough Treats with a fpreading margin, 



TROCUS 6. Subfufcus mifcellus minor glaber. 



The fmooth dark Trocus. 



TROCUS 7. Subcinereus maculatus, 



lico claujo. 



appendiculis per marginem aattis, umbi 



f 



The falfe Spur. 



All the fpecies of the Crocus are diftinguifhed by their fpreading conic form, and 



roundifh oblique apertures. The navel is frequently open ; but in a few, it {hews 

 itfelf in a columnar form, as in many of the fnail tribe. The hollow is feldom 

 complete in thefe (hells j for as they grow, both fides of the lip faften to the fore- 

 going winding, one limb being fixed in the center while the other terminates 

 towards the periphery of the preceding revolution. 



The difpofuion both of the tube and aperture of the Cerebellum is almofl exactly 

 like that of the Crocus ; but the body of the (hell is raifed into a narrow (harp- 

 pointed 



low is formed in the fame manner as that of the Crocus. 



cone. 



The navel, however, is never perforated in them, though the hoi 



TEREBELLUM 1. Subcinereum mijcellum & minute fir -latum, jlrih longi- 



tudinalibus. 



The mottled Screw. 



SeeGualt. t. 58. f. E. 



ARTI 





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