492 
CRUSTACEA. 
formed like small arms, having a strong hook at the end • first 
pair of feet ending with pointed plates; the others with acute 
ciliated fins. 
Remipes testudinarius. — The Tortoise Remipes. 
Plate XCIV. fig. 5. 
Oblong-ovate ; provided with a long tail; having scaly wrin¬ 
kles, and the whole members finely crenated; five teeth before, 
of which the intermediate three are shorter than the lateral ones. 
Inhabits the coasts of New Holland. 
TRIBE II.-PAGURII. 
The two anterior feet didactylous, the tarsi of the other pairs 
long and acute ; last four pairs smaller than the rest, and ter¬ 
minated by a small forceps, or by a double pointed hook; lateral 
appendages of the penult segment usually fleshy; shell bent, 
slightly erustaceous. The following genera are of this tribe: 
45. Birgus ; and, 
Genus 46.'—PA GURUS.— Latreille. 
Generic Character. — Exterior antenme remote, long, and 
setaceous, the upper extremity of the second joint furnished 
with a moveable spine; the interior ones short and approximate; 
body oblong, with a slightly erustaceous shell; tail long, nearly 
naked, rarely divided into segments, and provided at its ex¬ 
tremity with lateral appendages; anterior feet unequal, termin¬ 
ated in forceps ; the last four pairs very small. 
Pagurus Bernhardus. — The Bernhardine Pagurus. 
Plate XCIV. fig. 4. 
With muricated and shagreen forceps, the right one longer 
and larger than the left; second and third pairs of feet spinous 
at the extremity. A native of the coasts of Britain, inhabiting 
various species of Bivalve shells, such as turbos, trochi, &c. 
TRIBE III.-PALINURINI. 
With the post-abdomen terminated by a fan-shaped fin, formed 
with the last segment, and the lateral appendages of the pre¬ 
ceding one. It contains but one genus : 47. Palinurus. 
