Parasacculina sp. 1

Jung, Jibom & Park, Joong-Ki, 2024, Positive association between PTN polymorphisms and schizophrenia in Northeast Chinese Han population., Zoological Studies 63 (1), pp. 141-149 : 8-10

Parasacculina sp. 1 ( Fig. 2H )

Material examined: on H. sanguineus : 1 individual, Goheung, 34°31'7.0"N, 127°26'12.2"E, 8 Oct. 2022, collected by Jung J and Park J-K., HVBNIV0000000005, host: ñ, carapace length 24 mm; 1 individual, Goheung, 34°30'22.2"N, 127°28'56.0"E, 9 Oct. 2022, collected by Jung J., Korea 13N, host: ñ, carapace length 33 mm; 1 individual, Goheung, 34°30'22.2"N, 127°28'56.0"E, 9 Oct. 2022, collected by Jung J. and Park J-K, HVBNIV0000000006, host: ñ, carapace length 25 mm.

Host species: H. sanguineus (Brachyura; Varunidae ).

Distribution: Korea.

Diagnosis: whole externa smooth, single, and cordiform with flat half-oval-shaped left and right lobes divided by outer mid-groove and inner mid-ridge. Mantle aperture slightly elevated, and slightly wrinkled with circular opening at extremity.

Parasacculina sp. 2 (see Parasacculina sp. 1 of Jung et al. 2021)

Host species: Macromedaeus distinguendus

(Brachyura; Xanthidae ).

Parasacculina sp. 3 (see Parasacculina sp. 2 of Jung et al. 2021)

Host species: Macromedaeus distinguendus

(Brachyura; Xanthidae ).

Polyascus Glenner, Lützen & Takahashi, 2003 Polyascu s cf. gregarius ( Okada & Miyashita, 1935) ( Fig. 2I , see Polyascus cf. gregarius of Jung et al. 2021)

Additional materials examined: on H. sanguineus : 1 individual, Yeosu, 34°29'22.4"N, 127°48'49.5"E, 11 May 2021, collected by Jung J., Korea 45, 1 individual, Wando, 34°17'47.4"N, 126°42'05.1"E, 24 May 2021, collected by Jung J., Korea 47, host: ò, carapace length 34 mm; 1 individual, Tongyeong, 34°45'31.3"N, 128°30'59.4"E, 29 Oct. 2021, collected by Jung J., Korearr56; 1 individual, Shinan, 24 May 2016, collected by Jung J., Korearr58; 1 individual, Busan, 13 May 2020, collected by Jung J., Korearr60; 1 ind, Jindo, 34°31'24.4"N, 126°12'56.5"E, 6 July 2022, collected by Jung J., Koreakr1; 1 individual, Goheung, 34°31'7.0"N, 127°26'12.2"E, 8 Oct. 2022, collected by Jung J., Korea 1N.

Host species: H. sanguineus , H. takanoi , Eriocheir japonica (Brachyura; Varunidae ).

Sacculinidae Lilljeborg, 1861 Heterosaccus Smith, 1906 Heterosaccus papillosus ( Boschma, 1933) ( Fig. 2J )

Material examined: on Charybdis (Charybdis) japonica : 1 individual, Incheon, 37°15'54.2"N, 126°29'51.8"E, 23 Aug. 2012, NIBRIV0000895329; 1 individual, Incheon, 37°24'31.4"N, 126°38'41.0"E, 18 Aug. 1998, NIBRIV0000895330.

Host species: Charybdis (Gonioneptunus) bimaculata , C. (C.) japonica Brachyura ; ( Portunidae ).

Distribution: Philippines (type locality), Japan, Korea.

Diagnosis: Whole externa single, smooth or slightly wrinkled, and reversed cordiform with left and right lobes divided by a mid-notch. Mantle aperture slightly elevated or elevated, radically wrinkled, and vertically large circular opening at the extremity.

Sacculina Thompson, 1836 Sacculina confragosa Boschma, 1933 (see Jung et al. 2021)

Additional materials examined: on Gaetice depressus : 1 individual, Goheung, 34°24'56.9"N, 127°29'36.5"E, 12 May 2021, collected by Jung J., Korea 52, host: ò, carapace length 18 mm.

on P. crassipes : 1 individual, Sokcho, 38°12'50.9"N, 128°36'05.5"E, 6 Sep 2021, collected by Jung J., Korea 73, host: ñ, carapace length 17 mm; 1 individual, Jeju, 33°56'40.8"N, 126°20'03.5"E, 7 Sep 2021, collected by Jung J., Korea 74, host: ñ, carapace length 14 mm; 1 individual, Gangneung, 37°44'04.3"N, 128°59'25.8"E, 23 Oct. 2021, collected by Jung J., Korearr8; 1 individual, Uljin, 37°03'32.7"N, 129°25'46.0"E, 24 Oct. 2022, collected by Jung J., Korearr28; 1 individual, Samcheok, 37°08'51.2"N, 129°21'48.9"E, 19 May 2022, collected by Jung J., Korearr53; 1 ind, Seogwipo, 33°12'28.3"N, 126°17'30.7"E, 21 Aug. 2022, collected by Jung J., Koreakr11.

on H. sanguineus : 1 individual, Gangneung, 37°44'04.3"N, 128°59'25.8"E, 18 May 2022, collected by Jung J., Korearr22; 1 individual, Pohang, 36°00'14.4"N, 129°34'32.1"E, 11 May 2020, collected by Jung J., Korearr59; 1 ind, Jindo, 34°31'25.0"N, 126°12'06.4"E, 6 July 2022, collected by Jung J., Koreakr2; 1 ind, Goheung, 34°31'7.0"N, 127°26'12.2"E, 8 Oct. 2022, collected by Jung J., Korea 7N.

Host species: G. depressus , P. crassipes (Brachyura; Grapsidae ), C. intermedius , H. sanguineus (Brachyura; Varunidae ).

Sacculina angulate Van Kampen & Boschma, 1925 (Korean name: O-Gak-Ge-Ju-Meo-Ni-Beol-Rae) ( Fig. 2K )

Material examined: on Thalamita sima : 1 individual (3 externae, 1 externa removed for molecular analysis), Busan, 35°9'6.4"N, 129°10'43.1"E, 25 Apr. 2018, collected by SH Kim, NIBRIV0000895328 host: ò, carapace length 23 mm; 1 individual, Sacheon 34°53'2.0"N, 128°4'34.6"E, 16 July 2014, collected by SH Kim, NIBRIV0000895331, host: ñ, carapace length 25 mm.

Host: Xiphonectes longispinosus , C. (G.) bimaculata , T. sima (Brachyura; Portunidae ).

Distribution: Indonesia (type locality), Thailand, Taiwan, Korea.

Diagnosis: Whole externa single or triple, smooth or slightly wrinkled, and irregular pentagonal in shape. Mantle aperture large, elevated, radically wrinkled, and vertically large circle opening at the extremity.

Figures

Fig. 2. Externae of Korean rhizocephalans in this study. Blue arrow: mantle aperture, scale bar: 2 mm for H and J, 1mm for A-G, I, K, L. A, Peltogasterella gracilis; B, Peltogasterella sp.; C, Peltogaster sp. 1; D, Parasacculina imberbis; E, Parasacculina pilosella; F, Parasacculina yatsui; G, Parasacculina oblonga; H, Parasacculina sp. 1; I, Polyascus cf. gregarius; J, Heterosaccus papillosus; K, Sacculina angulata; L, Sacculina gracilis. Externae of C and H are incomplete, because they were sampled for molecular analysis.