Illustrated guide to the echinoid (Echinodermata: Echinoidea) fauna of South Africa
Author
Filander, Zoleka
Author
Griffiths, Charles
text
Zootaxa
2017
4296
1
1
72
journal article
32399
10.11646/zootaxa.4296.1.1
ad746972-3837-4f1d-bf97-c09e5d7f1bd5
1175-5326
843325
EFE86EDD-D170-4D97-87D9-3125400713EC
*
Metalia robillardi
(de
Loriol, 1876
)
Fig. 66
A–C.
Metalia robillardi
:
Clark & Rowe, 1971
: 166
;
Schultz, 2010
: 394
, Fig. 742;
Filander & Griffiths, 2014
: 55
. Pl. II, Fig. H.
Material examined.
SAMC-A28231.
Identification.
Large, oval test; anterior side steep, with deep notch. Apical disc anteriorly positioned, with four gonopores. Anterior ambulacra narrow, somewhat sunken, simple pore-pairs; anterior petals directed posteriorly, posterior petals more flexed. Oral side with short, narrow labrum, slightly covering peristome; large periproct at short posterior end. Subanal fasciole with five (to six) pores on either side. Preserved specimen white, with short spines.
Global maximum size.
Maximum test length
125 mm
.
Global distribution.
East coast of
South
Africa
,
Australia
,
Mauritius
,
Réunion
and
Madagascar
(
Schultz 2010
); at
2–50 m
depth.
Remarks.
Records collected in this study show that this species inhabits deeper waters than the previously reported
14 m
(
Filander & Griffiths 2014
). Distinguished from
Brissopsis lyrifera capensis
by anterior part of test distinctively raised; by anterior petals being directed downwards and by white color.