51 
Preserved specimens are reddish-brown ; I have found no 
mention of the natural colouration in the works I have been 
able to consult. } 
Found in the shallow coastal water from Algoa Bay to 
Natal ; also in the Indo-Pacific Ocean. 
Panulirus penicillatus. 
The painted Crayfish. 
Antennal plate armed with four large spines arising close 
together in the middle of the plate. Abdomen without scale- 
like warts. 
Length up to 18 inches. 
Greenish or greenish-brown, with yellow markings, abdomen 
with small yellow spots, legs longitudinally striped with yellow. 
Natal, East coast of Africa and Indo-Pacific Ocean. 
The colloquial name here used refers not so much to the 
fact that “ penicillum’’ means a brush, as to the brilliant 
and varied colouration, although certain other species are 
even more beautiful in this respect. 
Panulirus japonicus. 
Japanese or Long-legged Crayfish. 
Antennal plate armed with two large spines near the front 
margin, followed by four small ones across the middle. Abdo- 
men without scale-lke ornamentation. Second pair of legs 
unusually long. 
Length up to 7 inches. 
Purplish or reddish with yellow markings, abdomen with 
yellow bands, cr a row of spots along the sides, legs with 
pale spots. 
Natal, Madagascar and East African Islands, Japan, Hawai- 
ian Islands. 
(b) Segments of the abdomen not grooved. 
Panulirus ornatus. 
The ornate Crayfish. 
Antennal plate armed with four spines, forming a square 
within which are two small ones, the latter rudimentary or 
often absent. Abdomen smooth. 
Length up to 15 inches. 
Reddish or purplish, beautifully marbled with darker lines 
and spots on the front of the carapace and bases of long 
antennae, spines on carapace tipped with yellow, abdomen 
with pale spots along the sides and a dark band across each 
segment, legs and antennules banded with cream and dark 
red-brown. 
Natal and Indian Ocean. 
[C.P. 3—1918] 
