Archechiniscus marci Schulz, 1953a

Kaczmarek, Łukasz, Bartels, Paul J., Roszkowska, Milena & Nelson, Diane R., 2015, The Zoogeography of Marine Tardigrada, Zootaxa 4037 (1), pp. 1-189 : 8

2. Archechiniscus marci Schulz, 1953a sensu lato

Archechiniscus marci nov. gen. nov. spec. ( Schulz 1953a)

Archechiniscus pacifici Schulz (Renaud-Debyser 1963)

Archechiniscus marci Schulz 1953 (Grimaldi de Zio et al. 1983a)

Archechiniscus marci, Sculz 1953 (Grimaldi de Zio et al. 1983b)

Archechiniscus cf. A. marci Schulz, 1953 ( Mackness 1999)

Antechiniscus marci Schulz, 1953 (Miller et al. 2014)

Terra typica : Pacific Ocean ( El Salvador, Central America)

Atlantic Ocean:

• 26°15′N, 79°19′W [25°43′N, 79°16′W]; 0 m bsl: [FAO31] Commonwealth of the Bahamas, Bimini Island, intertidal, medium to coarse sand. Renaud-Debyser (1963)

• 4°20′S to 4°50′S, 36°00′W to 37°15′W [04°35′S, 36°38′W]; 20 and 100 m bsl: [FAO41] Brazil, continental shelf off Ceará State and Rio Grande Do Norte State, quartz sand and terrigenous mud. da Rocha et al. (2013)

Caribbean Sea:

• 16°12.5′N, 61°29.4′W / 16°13′N, 61°29′W; 0 m bsl: [FAO31] Guadeloupe Islands, Grande-Terre Island, Le Gosier, beach, intertidal, fine sand (mean diameter 0.225 mm). Renaud-Mornant & Gourbault (1981, 1984)

Coral Sea:

• 22°02′41′′S, 165°59′48′′E; 18 m bsl: [FAO71] New Caledonia, Saint Vincent Bay, “Coupe V 13 A de la radiale, coarse sand, gray sand or sediment in seagrass. Renaud-Mornant (1967b)

Indian Ocean:

• 23°23′S, 43°38′E; 0 m bsl: [FAO51] Republic of Madagascar, Toliara Province, Toliara, Mozambique Channel, great reef, station 10F, coralline sand. Renaud-Mornant (1979b)

Ionian Sea:

• 40°29′00′′N, 17°03′25′′E; 15 m bsl: [FAO37] Italy, Tarento Province, offshore of Chiatona, Secca dell’Armeleia, subtidal, organogenic, Amphioxus debris. Grimaldi de Zio et al. (1983a,b)

• 39°52′00′′N, 16°42′30′′E; 20–60 m bsl: [FAO37] Italy, Cosenza Province, High Ionian Sea offshore, Calabrian Coast, Amendolara Shoal, coralligenous, coralligenous mixed with debris, coarse medium or fine coralligenous (few sites). D’Addabbo Gallo et al. (1987), Grimaldi de Zio et al. (2003)

Pacific Ocean:

• 36°58′27′′N, 122°01′51′′W [34°03′N, 119°43′W]; 0 m bsl: [FAO77] USA, California State, Santa Barbara County, Channel Islands, Santa Cruz Island, algae on shell fragments in tide pool. Miller et al. (2014)

• 13°29′N, 89°22′W; 0 m bsl: [FAO77] Type Locality: Undefined locality, El Salvador, surf zone, intertidal zone, barnacles from rock. Schulz (1953a)

• 00°45′S, 90°18′W; 0 m bsl: [FAO87] Galapagos Islands, Santa Cruz Island, Darwin Research Station, near station dock, tide pools in reef, washings of corals. Schuster & Grigarick (1966)

Tasman Sea:

• 38°20′S, 145°20′E; 0 m bsl: [FAO57] Australia, Victoria State, French Island, mid and low tide levels, fine beach sand. Mackness (1999)

• 38°35′S, 145°20′E [38°31′S, 145°22′E]; 0 m bsl: [FAO57] Australia, Victoria State, San Remo, intertidal, algae growing on barnacles. Mackness (1999)

Record numbers (Sea/Ocean classification): Atlantic Ocean: 2, Caribbean Sea: 1, Coral Sea: 1, Indian Ocean: 1, Ionian Sea: 2, Pacific Ocean: 3, Tasman Sea: 2; total: 12.

Record numbers (FAO classification): FAO31: 2, FAO37: 2, FAO41: 1, FAO51: 1, FAO57: 2, FAO71: 1, FAO77: 2, FAO87: 1; total: 12.

Remarks: This species has a global distribution but is rather rare and known only from isolated sites down to ca. 100 m bsl (but most often from 0 to 20 m bsl). It has usually been found in different types of sand but occasionally also on algae growing on barnacles.