Marlon Harewood headed in a fourth as Bolton rued earlier missed chances by Heidar Helguson and Danny Guthrie.
First, Harewood followed up to net after Taylor blocked his penalty following Latka's indiscretion.
On-loan Blackpool striker Marlon Harewood put Barnsley ahead after 22 minutes with a close-range finish.
Marlon Harewood made it 2-0, bundling home after Varney had beaten goalkeeper Marcus Hahnemann to a corner.
Marlon Harewood bagged a hat-trick as Nottingham Forest romped to victory over Gillingham at The City Ground.
Bolton's misery was compounded when substitute Harewood made the most of evading his markers to head in from a free-kick.
Harewood scored his 100th league goal close to the final whistle after Friedel had parried Carew's initial strike.
Johnson saw a 20-yard effort saved, before Harewood was denied his hat-trick by a brilliant Jason Brown save.
Eoin Jess' corner was headed goalwards by David Johnson and there was Harewood to nod home from close range.
Harewood connected sweetly with Riccardo Scimeca's cross - but his fierce drive was parried by Royals keeper Marcus Hahnemann.
Blackpool signed striker Marlon Harewood on Wednesday, one of five new arrivals to join the Seasiders on the same day.
The club have however signed Craig Cathcart, Marlon Harewood, Elliot Grandin, Malaury Martin, Ludovic Sylvestre, Chris Basham and Dekel Keinan.
In the 16th minute, Forest restored their lead when their claims for a penalty were heeded after Harewood was sent sprawling.
Ten minutes before the break, Forest increased their lead and it was that man Harewood again who was at the fore.
But Blackpool's Marlon Harewood was guilty of the worst miss of all when he shot wide with the goal at his mercy.
The ball looped up and fell to the unmarked Harewood, who had plenty of time to compose himself before striking the fourth.
But the Fulham goalkeeper then pulled off a fantastic save to tip Harewood's vicious shot over the crossbar in the 20th minute.
Marlon Harewood was the next to go close, hitting the foot of the upright after leaving the Dutchman stranded out of position.
Forest made a dream start when Harewood gave them a fourth-minute lead.
The 21-year-old had a fierce drive saved by Sigurdsson and was stopped from connecting with Marlon Harewood's low centre, before opening the scoring.
Goals from Anton Ferdinand and a Marlon Harewood penalty ensured Alan Pardew's side claimed sixth spot, setting up a play-off semi-final against Ipswich.
But with seconds left Sheringham and Etherington combined brilliantly on the left flank and Etherington's teasing cross was calmly turned in by Harewood.
West Ham bravely switched to 4-4-2 just after the hour, bringing on the evergreen Sheringham and Harewood and taking off Bowyer and Zamora.
Harewood beat his marker, went round the goalkeeper with ease and slotted the ball into the empty net for his seventh goal of the season.
After a sluggish opening, West Ham went ahead when Harewood made the most of sloppy defending by the visitors to fire powerfully past Maik Taylor.
Boro defender Joe Bennett curled a free-kick just wide before Harewood was denied a second goal, his effort well saved by home goalkeeper Paul Smith.
Bobby Zamora somehow scuffed wide a superbly-worked set-piece shortly after the half-hour mark, while Harewood forced Alec Chamberlain into a fine reflex save from close range.
Then at the other end came the night's first talking point when Harewood looked to be tripped in the box, but the referee waved play on.
And Harewood raced through on goal after a fine through-ball from Sheringham but never looked confident and blasted the ball straight at the imposing figure of Lehmann.
Forest began to up the tempo again, Harewood bursting into the Gills' half and had Jess wide open on the left, but decided to use Johnson instead.
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