Halgerda batangas

Halgerda batangas is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Discodorididae.[2][3]

Halgerda batangas
Halgerda batangas in Tulamben, Bali
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Heterobranchia
Order: Nudibranchia
Suborder: Doridina
Superfamily: Doridoidea
Family: Discodorididae
Genus: Halgerda
Species:
H. batangas
Binomial name
Halgerda batangas
Carlson & Hoff, 2000[1]

Distribution

This species was described from the Philippines, with a holotype specimen measuring 40 mm in length, alive, from Mactan Island, Cebu and a paratype measuring 35 mm from Anilao, Batangas. It is found in the tropical western Pacific, including: Indonesia, Philippines, Solomon Islands, Mabul, New Britain, the Davao Gulf, Malaysia, Papua New Guinea, Sulawesi, Great Barrier Reef and Taiwan.[4]

Description

This animal is one of a group of mainly white species of Halgerda with orange markings. It is characterized by a network of fine, solid, red-orange lines on the mantle. It has a white band around the mantle containing low rounded orange-capped tubercles. The mantle tubercles range in size from small rounded bumps to tall, prominent structures.[4][5]

  • Halgerda batangas
  • Halgerda batangas

References
  1. Carlson, C.H. & Hoff, P.J. (2000) Three new Pacific species of Halgerda (Opisthobranchia: : Nudibranchia: Doridoidea). The Veliger, 43(2): 154-163.
  2. WoRMS (2014). Halgerda batangas Carlson & Hoff, 2000. Accessed through: World Register of Marine Species on 2015-01-09.
  3. Dayrat B. 2010. A monographic revision of discodorid sea slugs (Gastropoda, Opisthobranchia, Nudibranchia, Doridina). Proceedings of the California Academy of Sciences, Series 4, vol. 61, suppl. I, 1-403, 382 figs.
  4. Rudman, W.B., 1999 (February 3) Halgerda batangas Carlson & Hoff, 2000. [In] Sea Slug Forum. Australian Museum, Sydney.
  5. Halgerda batangas photos on FlickR


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