[10] 
tenna very short. — Found in Kentucky, on the S. tnfoHatum; length one-eight'h 
oi an incii ; ij pn^duces h k'nul of white substance or mealy wax. 
63. Locusta ca ijytera: feack brown, heal and belly yellow, win.qs blue with 
two red stripes.— Length half an inch ; a beautiful little species found in Illinois 
aiu; Indiana. 
64 Lociista ei-ythropoda. Yellowish, back with small transversal brown lines : 
eyes and wir.gi greenish brown : legs with black knees and red feet. — Length one 
inch. Seen in Indiana aau Kentucky. 
VII CL\SS. HELMlNrHIA— THE WORMS. 
63. Uhudo atenhna Entirely black, oblong, obtuse. — Length over one inch f 
foiini in tlie swamps and baxous of the valley of the river Ohio. There are at 
least twenty other undescribcd species of Leeches in the United States. 
66 liv'udo Oliirnsis. Olivaceous, elongated, flattened, obtuse ; back with two 
parallel rows of distant red dotts —Length two or three inches. Found in the 
Oliio, at the mouth of the Kenliaway. 
67. lliriidotiicolor. Oblong, obtuse, attenuated behind ; red above, with a Ion- 
ghuaiiial black stripe, yellow or orange colou beneath. — Length less than one 
incli In the swamps near Lake Champlain 
6d Hiindo mannorixta. Oblong, obtuse, blackish variegated with brown while 
and rufous sputs.— Together witli the foregoing and same size. 
ViU CLA^^S. APALOSIA.— THE.¥OLLUSeA. 
XVI. N. G. PiiLOMTcus DifTers from IJinax by no visible mantle, the longei? 
'pair of tentaciila termiual and club shaped, th.e shorter tentacula lateral and 
oblong —The name means friend of fungi, on which they feed. 
69. Phi.oiniiCKH qiiudrilus. fiivy, back smooth, with four longitudinal rows of 
irrcgulai- black .spots, long teiitacula black and approximated : rather attenuated 
behind, tail obtuse. — On the banks of tlie Hudson, length over half an inch. 
70 P/ii/omifnis o.ri/iivns Fulvous grey, slender, back wrinkled longitudinally ; 
teiitaci! la brown, the lateral ones very small; tail acute, carlnated above. — Length 
tw. -thinls (;f an inch, in New York 
71 Pldlomijcvsfiis^ats. Entirely brown, tentacula thick, back smooth, tail com- 
pres.sed acute.— In Ohio, on Jimanita elliptica ; length one-fourth of an inch. 
72. P/dlomiicnufexKuIaris. Fulvous, back varieyuted with fle.xuose brown 
lines, .shghtiy wrinkled transver.sally ; attenuated behind, tail obtuse — Len^,'ih 
from ';ne to two inches, it may change its shape. Found on the Catskill moun- 
tains. There are many other species of thi« genusi n the United States. 
XVir N. G EirMKLi's. Differs from Liwar by no visible mantle, the four ten- 
tacula almost in one row in front and cylindrical, nearly equal, the smallest pair 
between the larger ones. — Name mythological. 
7o Eiimelus n-'bulosus. Body nearly cylindrical, rounded at both einls ; back 
smooth, crowded with grey and fulvous spots intermixed of the same tinge, with- 
out spots beneath ; ter>tacula brown. — Length about one inch ; in- Ohio and Ken- 
tucky. 
74. Kiimi'liii- liridns. Livi<l brown above, greyish beneath, antenna black, ob- 
tuse behind, hack sniuoth and convex. — Length one inch; in Ohio, Indiana and 
Ktr.tn-k\ 
75. Idmii.r gvacilis Rody slender, head anil lower tentacula fulvous, neck 
gi-ev, iipi)er tentacula brownish, mantle dark fulvous, back smooth brown, beneath 
dirty w!ilte ; tail brown, obtuse ab;Ae, miicronate and acute beneath — Probably 
ti ycd\ JAmax. Yft it has the two long tentacula inserted above the neck, while 
the small .mes are terminal, and all slightly club shaped It may perhaps form a 
sub gv-nus Deroceras f-ength over one inch. Found near Hendersonville in 
Kentucky, and in woods. 
XVIII ^^ G Me.iiioma (Univalve land shell) Spire raised and smooth ; o- 
pening obliqua! elliptic, with an interior raised half margin on the inside lip, a lit- 
tle twisted ; Ooiumella decurrent on the whorl obliquely and with a very small 
umbilios. — The name means half margin. 
76 fli-mil.ma ovata Ovate, very obtuse, smooth, six spires, breadth tyvo-thirdB 
of the It-nirth. — Foniul near Lexingt .n. in n^ aily afossil state, by Mr. John D. Clif- 
ford ; whitish, lengtli three-sixteenth of an inch. 
