Aplustridae Gray, 1847

Chow, Lai Him, Yu, Vriko Pik Fan, Kho, Zi Yi, See, Gomen Chun Lung, Wang, Adam, Baker, David M. & Tsang, Ling Ming, 2022, Garypus sanasai Lin, Huang & Chang 2022, sp. nov., Zoological Studies 61 (52), pp. 1-33 : 4-5

Family Aplustridae Gray, 1847

2. Bullina cf. nobilis Habe, 1950

Previous HK record: Jensen (2000).

3. Hydatina physis (Linnaeus, 1758) * ( Fig. 1A ) Previous HK record: None.

Distribution: circum-tropical/temperate ( Coleman 2008).

Subterclass Ringipleura Superorder Nudipleura Order Nudibranchia Suborder Cladobranchia Superfamily Aeolidioidea Gray, 1827 Family Aeolidiidae Gray, 1827

4. Anteaeolidiella cf. fijiensis ( Carmona, Bhave, Salunkhe, Pola, Gosliner & Cervera, 2014) Previous HK record: Orr (1981) (as Aeolidia cf. foulisi ), Jensen (1998) (as Aeolidia cf. foulisi ).

5. Anteaeolidiella cf. indica (Bergh, 1888)

Previous HK record: Orr (1981) (as Aeolidiella sp. ).

6. Anteaeolidiella lurana (Ev. Marcus & Er. Marcus, 1967) * ( Fig. 1B )

Previous HK record: Orr (1980 1981) (as Aeolidiella takanosimensis ), Morton and Morton (1983) (as Aeolidiella takanosinensis ), Jensen (1998) (as Aeolidiella indica ).

Distribution: western Pacific ( Hong Kong, Australia), Mediterranean ( Italy, Spain), Atlantic (Canary Islands, the Caribbean, Bermuda) ( Carmona et al. 2014a).

7. Baeolidia cf. moebii Bergh, 1888

Previous HK record: Orr (1980) (as Aeolidiella cf. berghia ), Orr (1981) (as Aeolidiella sp. ).

8. Baeolidia salaamica ( Rudman, 1982) * ( Fig. 1C ) Previous HK record: Orr (1980 1981) (as Berghia japonica ), Jensen (1998) (as Berghia japonica ).

Distribution: Indo-Pacific (from East Africa to Japan, South Korea, the Philippines, Papua New Guinea and Hawaii) ( Carmona et al. 2014b).

9. Bulbaeolidia alba (Risbec, 1928) * ( Fig. 1D ) Previous HK record: None.

Distribution: Indo-Pacific (from East Africa to Japan, Australia, French Polynesia, Midway Atoll and Hawaii) ( Tibirica et al. 2017).

10. Cerberilla ambonensis Bergh, 1905 * ( Fig. 1E ) Previous HK record: Rudman (2001a) (as Cerberilla sp. 4 ).

Distribution: western Pacific (from Thailand to Indonesia, Solomon Islands and Australia) ( Mehrotra et al. 2021).

11. Cerberilla cf. incola Burn, 1974

Previous HK record: Rudman (2001a) (as Cerberilla sp. 4 ).

12. Limenandra fusiformis (Baba, 1949)

Previous HK record: Tsi and Ma (1982), Jensen (1998).

Distribution: Indo-Western Pacific ( Hong Kong, Japan, the Red Sea) ( Jensen 1998; Gosliner et al. 2008).

13. Spurilla braziliana MacFarland, 1909 * ( Fig. 1F ) Previous HK record: Lin (1992) (as Aeolidiella albopunctata ), Jensen (1998) (as Aeolidiella albopunctata ), Gosliner et al. (2008) (as Spurilla neapolitana ).

Distribution: Pacific (from Hong Kong, Australia and Japan to Hawaii, and to Costa Rica and Peru) and western Atlantic (from Florida and Mexico to Brazil and Chile) ( Carmona et al. 2014c).

Figures

Fig. 1. (A) Hydatina physis; (B) Anteaeolidiella lurana; (C) Baeolidia salaamica; (D) Bulbaeolidia alba; (E) Cerberilla ambonensis; (F) Spurilla braziliana; (G) Caloria indica; (H) Cratena cf. poshitraensis; (I) Cratena sp.; (J) Facelina sp.; (K) Favorinus sp.; (L) Phidiana anulifera; (M) Phidiana militaris; (N) Sakuraeolis enosimensis; (O) Sakuraeolis sp.; (P) Godiva cf. rachelae; (Q) Phyllodesmium magnum; (R) Phyllodesmium opalescens. Photographs by Harmon Wong (A), Tim Lam (B–D, G–I, K, L, P, R), Rachel Wong (E), AFCD (F, Q), Henry Li (J), Caron Ka Lok Wong (M), Gary To (N) and Alice Au (O).