Halgerda jennyae   Tibiriça, Pola & Cervera, 2018

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This species has been observed on Reunion and Madagascar Islands


Order : Nudibranchia
Suborder : Euctenidiacea
Superfamily : Doridoidea
Family : Discodorididae
Distribution : Philippines, Madagascar and Reunion island
Maximal size : 120 mm
Abundance :

Species characteristics :

Greyish-white with dark brown spots on the mantle margin and a white line on the edge of the mantle

Dorsum with conical tubercles, each with a radiating pattern of dark brown lines and in some specimens presence of yellow markings on the caps of the pustules and ridges

Foot side and underside of the mantle dotted with dark brown spots

Rhinophores and gills with numerous small dark brown dots

Halgerda sp1
Showing species characteristics...
Photo Philibert Bidgrain
Reunion, Etang Salé on the rocky coast, less 1 m, 7 November 2006, size : 80 mm

See more about : Sightening and mating periods

Remarks :

Identification confirmed by Angel Valdès , and Nathalie Yonow
    This specimen looks like Halgerda sp. 7 in NSSI, Nudibranch & Sea Slug Identification, Indo-Pacific, Gosliner, Valdés & Behrens, 2015

References :

   Tibiriçá Y., Pola, M. & Cervera J.L. (2018). Systematics of the genus Halgerda Bergh, 1880 (Heterobranchia : Nudibranchia) of Mozambique with descriptions of six new species. Invertebrate Systematics. 32: 1388-1421.

Other photos of Halgerda jennyae :


 

 

Barbara Bini

Madagascar, Nosy bé, 15 m, size : 120 mm

 

 


Pattern variability of the foot sole...

Philibert Bidgrain
Reunion, Etang Salé on the rocky coast, less 1 m, 7 November 2006, size : 80 mm
Christophe Cadet
Reunion, Etang Salé on the rocky coast, less 1 m, 12 March 2010, size : 40-50 mm


 

 

Sebastien Pomarede

Reunion, Saint Leu , 9 m, 11 March 2006, size : 70 mm

 

In this specimen, presence of yellow markings on the caps of the pustules and ridges


 

 

Philibert Bidgrain

Reunion, Etang salé on the rocky coast, 16 June 2011

Detail of the rhinophores and pattern

 


 

 

Maurice Jay

Réunion,

Two old specimens collected by Maurice Jay


 More photos from Indian Ocean

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