Phylum Mollusca

Opisthobranchs / Slugs

Family Discodorididae

HAWAII

Asteronotus cespitosus

Hanauma Bay, Oahu, 20 feet

Firehouse, Oahu, 3 feet

 

Firehouse, Oahu, 3 feet

 

Kaupo Bay, Oahu, 6 feet

Kaupo Bay, Oahu, 6 feet

 

CLUMPY SLUG

Fairly common in shallow water.  Attains 10 inches.  East Africa to Japan & Hawaii.

 

Discodoris lilacina

Makapu'u tidepool, Oahu

FRAGILE DORID

Found in shallow water under stones.  Able to shed part of the mantle when handled.  Formerly known as D. fragilis.  Attains 2 inches.  Western Indian Ocean to Hawaii.

 

Halgerda terramtuentis   

Haleiwa Trench, Oahu, 30 feet

 

Haleiwa Trench, Oahu, 50 feet

Sharks Cove, Oahu, 35 feet

 

Kewalo, Oahu, 35 feet

Puako, Hawaii, 25 feet

GOLD-LACE SLUG

Common on ledges and cavern ceilings.  Attains 1.5 inch.  Endemic to Hawaii.

 

Carminodoris sp. 2  

Maro Reef, NWHI

Undescribed species from rubble at scuba depths.  Attains 1.5 inch.  Endemic to Hawaii.  Erroneously reported by Kay & Young, 1969, as Carminodoris nodulosa.

 

Jorunna sp.   

French Frigate Shoals, NWHI

Undescribed species erroneously known in Hawaii as Jorunna alisonae.  Uncommon under rocks in shallow water.  About 1 inch.

 

Peltodoris fellowsi

Shark's Cove, Oahu, 20 feet

 

Kaumalapau Harbor, Lana'i, 60 feet

Haleiwa Trench, Oahu, 50 feet

 

Shark's Cove, Oahu, 25 feet

Eggs, Shark's Cove, Oahu, 25 feet

Laying eggs, Sharks Cove, Oahu, 25 feet

FELLOW'S SLUG

Common on beige sponge at scuba depths.  Attains 2 inches.  Hawaii, New Caledonia, Japan, & Henderson Island.


INDO-PACIFIC

Halgerda batangas

Lembeh Strait, Sulawesi, Indonesia

Dumaguete, Philippines

Common on reefs.  Network of orange lines between tubercles.  Attains 1.75 inch.  Indonesia to Micronesia.

 

Jorunna funebris

Dumaguete, Philippines

Found with blue sponge on shallow reefs.  Attains 6 inches.  South Africa to Okinawa & Fiji.

 


NORTHEAST PACIFIC

Archidoris montereyensis

MONTEREY DORID

An uncommon species, it is light yellow including the gills.  Attains 6 inches.  San Diego to Alaska.

 

 

Peltodoris mullineri

Rock Quarry, Catalina, California, 40 feet

A rare and newly described species from Southern California.  Attains 2.5 inches.

 

Peltodoris nobilis

Italian Gardens, Catalina, California, 50 feet

Uncommon on sponge.  Attains 8 inches.  Baja California to Alaska.

 

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