760 INSECTS. APTERA. ug. Cancer. 
7 iorax an oWong fquare with fpincus margins : prohn/cis 1°"^ 
fubulate ac jte : tail Urge ovate 6-toothcd each fide ^ 
fmall leaves, the middle one truucate; kgs 10. 
F. Antenna pedunculate and vtry fimpte. Gainmarus. 
Ampulla. Hands without fangs: legs 14: hind-thighs cotnprei^^‘' 
dilated. 
Inhabits the Northern Ocean. Phipps, tab. iz.fig. 3; 1 
nearly white; pro'iofcis Ihort incurved and very lharp* 
with 6 leaves, the lall joint bifid. 
Nugan. Hands without fangs; legs 14: 6 hind-thishs compre<^‘=^ 
dilated. “ 
Inhabits North Seas. Phipps, tab. iz./g. 3, 
Carino./pi. Hands without fangs: legs 14: back carinate and 
no/sss. Inhabits— In ih? BritiJIi Mufeum. 
Body whitilh fubcomprclfed ; the hind fegments a little fpi»°'‘*' 
Cancellus. Hands 4 without fangs : le^s 16. 
Inhabits Siberia. PM. %pit. Zool. 9. tab. 0,. fir. t8. 
Firft pair of antennae incurved* 
•Grojfipes. Hands without fangs: antennae longer than the body- 
obtufe. 
Inhabits Europe. Brit. Zool. iv. tab. iG.fig. 31. 
*Locufia. Hands 4 without fangs- legs 14: thighs fimple: 
with bifid fpines. 
3 - 62. Sulz. Inf. tab. 20^ fig. lyz. ' ^ 
Inhabits Europe on fandy Ihorcs and in ftagnant waters; 
about with great agility. 
• Palex, 
Corniger. 
Hands 4 without fangs : legs 10. 
Degeer. Infi. 7. tab. 33, tig. i, 2, Ball. tab. p,. jig. 7. 
Very common in fountiiins and rivulets, and fwims in w 
curved- pofture upon it’s back; is very troublefoine to 
getting between their gills, and is faid to Ihine by 
Hands without fangs : probofeis incurved fubulate : 
the thorax with a double horn. 
Inhabits the Norvsap Seas, 
