South African Latrunculiidae (Porifera: Demospongiae: Poecilosclerida): descriptions of new species of Latrunculia du Bocage, Strongylodesma Lévi, and Tsitsikamma Samaai & Kelly

Zootaxa ◽  
2003 ◽  
Vol 371 (1) ◽  
pp. 1 ◽  
Author(s):  
TOUFIEK SAMAAI ◽  
MARK J. GIBBONS ◽  
MICHELLE KELLY ◽  
MIKE DAVIES-COLEMAN

A recent major revision of the Family Latrunculiidae (Demospongiae: Poecilosclerida) recognised four valid genera; Latrunculia du Bocage, Sceptrella Schmidt, Strongylodesma Lévi, and Tsitsikamma Samaai & Kelly, from South Africa. The major diagnostic characters of the Family Latrunculiidae are the possession of discate acanthose microrhabd microscleres called acanthodiscorhabds, or more traditionally, “chessman” spicules, that form a dense palisade in the outer ectosome, a tangential layer of styles or anisostrongyle megascleres below this, and a wispy choanosomal skeleton of the same spicules. The sponge surface almost always has areolate porefields and short fistular oscules. This paper reports new Latrunculiidae from western and southeastern South Africa, including a redescription of Latrunculia biformis (Kirkpatrick). Four key characters, including microsclere ornamentation, spicule dimensions, colouration in life, and surface aquiferous features, define three new species of Latrunculia (L. lunaviridis sp. nov., L. microacanthoxea sp. nov., and L. bellae sp. nov.), two new species of Strongylodesma (S. algoaensis sp. nov. and S. tsitsikammaensis sp. nov.), and two new species of Tsitsikamma (T. pedunculata sp. nov. and T. scurra sp. nov.).

Author(s):  
Carol Simon ◽  
Guillermo San Martín ◽  
Georgina Robinson

Two new species of South African Syllidae of the genusSyllisLamarck, 1818 are described.Syllis unzimasp. nov. is characterized by having unidentate compound chaetae with long spines on margin, a characteristic colour pattern and its reproduction by vivipary. Vivipary is not common among the polychaetes, but most representatives occur in the family Syllidae Grube, 1850 (in five otherSyllisspecies, two species ofDentatisyllisPerkins, 1981 and two species ofParexogoneMesnil & Caullery, 1818).Syllis unzimasp. nov. differs from the other viviparous species in having large broods (>44 juveniles) which develop synchronously. Development of the juveniles is similar to that of free-spawningSyllisspecies, but the appearance of the first pair of eyespots and the differentiation of the pharynx and proventricle occur later inS. unzima.Syllis amicarmillarissp. nov., is characterized by having an elongated body with relatively short, fusiform dorsal cirri and the presence of one or two pseudosimple chaeta on midbody parapodia by loss of blade and enlargement of shaft.Syllis unzimasp. nov. was found in high densities on culturedHolothuria scabraJaeger, 1833 with single specimens found on a culturedCrassostrea gigasThunberg, 1793 and on coralline algae, respectively, whileS. amicarmillariswas found mainly in sediment outside an abalone farm and less frequently on culturedHaliotis midaeLinnaeus, 1758. We discuss the possible benefits of the association withH. scabratoS. unzimasp. nov.


Zootaxa ◽  
2004 ◽  
Vol 415 (1) ◽  
pp. 1 ◽  
Author(s):  
DANIEL L. GEIGER ◽  
PATTY JANSEN

The Australian members of the vetigastropod family Anatomidae are revised and two new species are described. The family has thus far been treated as a subfamily of Scissurellidae, but recent molecular evidence (Geiger & Thacker, unpubl. data) indicates that Scissurellinae plus Anatominaeis not monophyletic, and full family rank is warranted for a group containing the genera Anatoma and Thieleella. Seven species from Australia belonging in Anatomidae are discussed and illustrated by SEM: Anatoma aupouria (Powell, 1937) mainly from New Zealand, though with some Australian records; A. australis (Hedley, 1903), A. funiculata n. sp., An turbinata (A. Adams, 1862), which has been misidentified in the past as the South African A. agulhasensis (Thiele, 1925), A. tobeyoides n. sp., Thieleella equatoria (Hedley, 1899) with a second known specimen, and T. gunteri (Cotton & Godfrey, 1933). Other species that have been (erroneously) indicated from Australia are discussed. A neotype is designated for A. agulhasensis from South Africa for taxon stabilization.


Zootaxa ◽  
2021 ◽  
Vol 4920 (1) ◽  
pp. 91-100
Author(s):  
SERGEY G. ERMILOV ◽  
ELIZABETH A. HUGO-COETZEE ◽  
ALEXANDER A. KHAUSTOV

Three new species of oribatid mites of the family Galumnidae are described from soil and coniferous litter of Hogsback State Forest, Eastern Cape Province, South Africa. Pilogalumna hogsbackensis sp. nov. differs from Pilogalumna tenuiclava and P. ornatula by the presence of elongate oval postanal porose area and narrowly unilaterally dilated bothridial head. Pergalumna amatholensis sp. nov. differs from Pergalumna distincta by the presence of smaller body size, rounded rostrum, unilaterally dilated bothridial head, one pair of notogastral porose areas Aa, and the localization of opisthonotal gland opening and lyrifissure im. Stictozetes ihaguensis sp. nov. differs from all species of the genus by presence of bothridial seta with narrowly dilated head and median pore in both genders. An identification key to known species of Stictozetes is presented. 


Zootaxa ◽  
2020 ◽  
Vol 4885 (4) ◽  
pp. 579-590
Author(s):  
ALLEN F. SANBORN ◽  
MARTIN H. VILLET

Ingcainyenzane irhiniensis n. gen., n. sp. and Ingcainyenzane nolukhanyoensis n. gen., n. sp. are described from Eastern Cape and Ingcainyenzane umgeniensis n. gen., n. sp. is described from KwaZulu-Natal, South Africa. Notes on its biology of the species and a key to species of the genus are also provided. 


Zootaxa ◽  
2012 ◽  
Vol 3150 (1) ◽  
pp. 36 ◽  
Author(s):  
GEOFF A. BOXSHALL ◽  
DAMIÀ JAUME

Three new species of copepod crustaceans are described from material collected from anchialine and brackish habitats inand around the village of Walengkabola on the coast of Muna Island, to the southeast of Sulawesi. A new species of cy-clopoid, Paracyclopina sacklerae n. sp., was described from material collected from the tidal inflow entering into the bot-tom of sinkholes a few metres inland from the shoreline. Detailed comparisons are made with Paracyclopina orientalis(Lindberg, 1941), n. comb., a closely related congener here transferred from its original genus Cyclopetta Sars, 1913. Theassignment of Paracyclopina Smirnov, 1935 to the family Cyclopettidae is followed here despite uncertainty over the va-lidity of some of the families created by the break up of the former Cyclopinidae. Two new species of Boholina Fosshagen& Iliffe, 1989 are described, based on material from the same sinkholes and from caves located up to 700m inland fromthe coast and exhibiting further reduced salinity down to 1.8 ppt. One species, B. parapurgata n. sp., is very closely relatedto B. purgata Fosshagen & Iliffe, 1989 from Bohol island in the Philippines, the other B. munaensis n. sp., is very closelyrelated to B. crassicephala Fosshagen & Iliffe, 1989 also from Bohol island, but a number of fine scale differences in the leg 5 of both sexes are recognised in each case. Keys to valid species of both genera are provided.


Zootaxa ◽  
2020 ◽  
Vol 4780 (2) ◽  
pp. 341-355
Author(s):  
TAMARA TOT ◽  
SNEŽANA RADENKOVIĆ ◽  
ZORICA NEDELJKOVIĆ ◽  
LAURA LIKOV ◽  
ANTE VUJIĆ

Two new species of the genus Paragus Latreille, 1804 are described from the Republic of South Africa: Paragus longipilus Tot, Vujić et Radenković sp. nov. and Paragus megacercus Tot, Vujić et Radenković sp. nov. These new species belong to the subgenus Pandasyopthalmus Stuckenberg, 1954a. Paragus longipilus sp. nov. is a member of the P. jozanus group, whereas Paragus megacercus sp. nov. belongs to the P. tibialis group. The taxonomic status of Paragus chalybeatus Hull, 1964 is revised and proposed as synonym of Paragus punctatus Hull, 1949. Additionally, an identification key to males of the South African species of Paragus is provided. Results of the present study confirm a significant level of endemism of Paragus in the Afrotropical Region (12 out of 29). 


2006 ◽  
Vol 20 (5) ◽  
pp. 527 ◽  
Author(s):  
Melissah Rowe ◽  
Petra Sierwald

The collection of several paradoxosomatid species in the context of ecological studies prompted an investigation into the morphology and species-level characteristics of Australian millipedes in the tribe Australiosomatini Brölemann, 1916 (Polydesmida : Paradoxosomatidae). Three new species are described: Akamptogonus caragoon, sp. nov., Australiosoma fulbrighti, sp. nov. and Australiosoma combei, sp. nov. Notes or re-descriptions are provided for nine additional species belonging to the tribe. Scanning electron microscopy was utilised to examine details of the antennal sensory fields, the fifth sternite lamella and associated pores. The presence of the fifth sternite lamella in adult males is considered a synapomorphy for the family Paradoxosomatidae, whereas the prominent tubercle on the first femur in males (adenostyle) represents a synapomorphy of the subfamily Australiosomatinae. With the description of two new species in the genus Australiosoma Brölemann, 1913 a revision of the genus was undertaken with the purpose of constructing a species-level phylogeny. The most commonly described and utilised species-specific characteristics were scored in a data matrix and analysed using PAUP. The analysis resulted in a single, fully resolved tree of the following structure: Hoplatria clavigera ((A. clavigerum, A. inusitatum) (((A. rainbowi, A. nodulosum) A. michelseni) (A. laminatum (A. combei, A. fulbrighti))).


Author(s):  
Modest Guţu

Some remarks on the family Tanzanapseudidae, with the description of three new species and the validation of the genus Acanthapseudes Roman, 1976 (Crustacea: Tanaidacea: Apseudomorpha) Two new species of the genus Tanzanapseudes Băcescu, 1975 (T. bacescui n. sp. and T. mirificus n. sp.) and one belonging to the genus Acanthapseudes Roman, 1976 (A. hansgeorgmuelleri n. sp.) from the islands Sri Lanka and Mauritius (Indian Ocean) are described and illustrated, as a result of the synonymization invalidation of the genus Acanthapseudes with Tanzanapseudes. At the same time, some morphological data on a doubtful species of the genus Tanzanapseudes (from Mozambique Channel) are presented, and manca I and II stages in T. mirificus n. sp. and manca I in A. hansgeorgmuelleri n. sp. are described, unknown in tanzanapseudids up to now. Also, new diagnoses (of the family Tanzanapseudidae and of the two genera), as well as the identification key of the genera and species of the above-mentioned family are presented.


ZooKeys ◽  
2019 ◽  
Vol 841 ◽  
pp. 1-37 ◽  
Author(s):  
Serita van der Wal ◽  
Nico J. Smit ◽  
Kerry A. Hadfield

The branchial-attaching cymothoid genus, Elthusa Schioedte & Meinert, 1884 is a genus with a worldwide distribution of 36 species, including the three species described here. Elthusaraynaudii (Milne Edwards, 1840) is the only species that has been described from southern Africa. All South African material held at the National Museum of Natural History, Paris, France (MNHN) and the Iziko South African Museum, Cape Town (SAMC) identified as, or appearing to belong to, Elthusa was examined. Four species were identified, Elthusaraynaudii and three species that proved to be undescribed. Elthusaxenasp. n. can be distinguished by an evenly rounded pereonite 1 anterior margin, a roughly rectangular pleotelson, and narrowly rounded uropod apices that extend to more than half the length of the pleotelson. Elthusaacutinasasp. n. is identified by the produced and narrowly rounded cephalon anterior margin, acute uropods that are shorter than half the length of the pleotelson, and pereonite 1 anterior margin with medial projection. Elthusarotundasp. n. is characterised by the round body shape, broadly rounded uropod apices, and protrusions on the proximal and lateral margins of the merus and carpus of pereopod 7. A key to the South African Elthusa species is provided, together with a table summarising the hosts and localities of the 33 previously known species of Elthusa.


Author(s):  
Zoltán Vas

In this paper two new species of Campoletis Förster, 1869 (Ichneumonidae: Campopleginae) are described from Kenya: Campoletis clepsydra sp. n. and Campoletis kangalogba sp. n. Additionally, Campoletis cinctula (Holmgren, 1868), a species known only from South Africa so far, is first reported from Ethiopia, and further Ethiopian and South African records of Campoletis pedunculata (Enderlein, 1914) are given. With four figures.


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